1. Subgenus Attheyella (Attheyella) Chappuis, 1929
   1. Species Attheyella (Attheyella) alaskaensis Wilson M.S., 1958
   2. Species Attheyella (Attheyella) coiffaiti Chappuis, 1958
   3. Species Attheyella (Attheyella) coreana Miura, 1969
   4. Species Attheyella (Attheyella) crassa (Sars G.O., 1863)
   5. Species Attheyella (Attheyella) heterospina Shen & Tai, 1964
   6. Species Attheyella (Attheyella) idahoensis (Marsh, 1903)
   7. Species Attheyella (Attheyella) nakaii (Brehm, 1927)
   8. Species Attheyella (Attheyella) namkungi Kim H.S., Soh & Lee, 2005
   9. Species Attheyella (Attheyella) nepalensis Löffler, 1968
   10. Species Attheyella (Attheyella) obatogamensis (Willey, 1925)
   11. Species Attheyella (Attheyella) orientalis Chappuis, 1929
   12. Species Attheyella (Attheyella) paucisetosa Chang & Kim H.S., 1992
   13. Species Attheyella (Attheyella) tahoensis Bang, Baguley & Moon, 2015
   14. Species Attheyella (Attheyella) yesoensis Ishida, 1993
   15. Species Attheyella (Attheyella) jureiae Por & Hadel, 1986 accepted as Attheyella jureiae Por & Hadel, 1986 (do not fit on subgenus Attheyella.)
   16. Species Attheyella (Attheyella) nakaii (Chappuis, 1927) accepted as Attheyella (Attheyella) nakaii (Brehm, 1927) (unaccepted > unjustified emendation, Chappuis never described this species only Brehm)
   17. Species Attheyella (Attheyella) northumbrica (Brady, 1880) accepted as Attheyella (Brehmiella) northumbrica (Brady, 1880) accepted as Attheyella (Brehmiella) dentata Poggenpol, 1874 accepted as Attheyella (Mrazekiella) dentata Poggenpol, 1874 accepted as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874) (Wrong trinomen combination by Apostolov (1969). Attheyella northumbrica (Brady, 1880) belongs to the subgenus Brehmiella (see Chappuis, 1929))
   18. Species Attheyella (Attheyella) gladkovi Borutzky, 1938 represented as Attheyella (Attheyella) gladkovi gladkovi Borutzky, 1952
   19. Species Attheyella (Attheyella) wierzejskii (Mrazek, 1893) represented as Attheyella (Attheyella) wierzejskii wierzejskii (Mrazék, 1893)
2. Subgenus Attheyella (Canthosella) Chappuis, 1931
   1. Species Attheyella (Canthosella) acanthophora (Delachaux, 1924)
   2. Species Attheyella (Canthosella) aliena Noodt, 1956
   3. Species Attheyella (Canthosella) antillica (Petkovski, 1973)
   4. Species Attheyella (Canthosella) chocoensis Gaviria & Defaye, 2012
   5. Species Attheyella (Canthosella) fluviatilis Chappuis, 1931
   6. Species Attheyella (Canthosella) kalima (Delachaux, 1924)
   7. Species Attheyella (Canthosella) lacustris (Chappuis, 1931)
   8. Species Attheyella (Canthosella) mervini Janetzky, Martinez Arbizu & Reid, 1996
   9. Species Attheyella (Canthosella) muscicola Chappuis, 1928
   10. Species Attheyella (Canthosella) pilagaensis Janetzky, Martinez Arbizu & Reid, 1996
   11. Species Attheyella (Canthosella) silvicola Löffler, 1973
   12. Species Attheyella (Canthosella) siolii (Kiefer, 1967)
   13. Species Attheyella (Canthosella) striblingi (Reid, 1990)
   14. Species Attheyella (Canthosella) thailandica Watiroyam, 2021
   15. Species Attheyella (Canthosella) vera Por & Hadel, 1986
   16. Species Attheyella (Canthosella) vietnamica Borutzky, 1967
3. Subgenus Attheyella (Chappuisiella) Brehm, 1926
   1. Species Attheyella (Chappuisiella) ablatifurcata (Hamond, 1987)
   2. Species Attheyella (Chappuisiella) australica Sars G.O., 1908
   3. Species Attheyella (Chappuisiella) bullata Ebert & Noodt, 1975
   4. Species Attheyella (Chappuisiella) camposi Ebert & Noodt, 1975
   5. Species Attheyella (Chappuisiella) chilensis Ebert & Noodt, 1975
   6. Species Attheyella (Chappuisiella) crenulata (Mrázek, 1901)
   7. Species Attheyella (Chappuisiella) fuhrmanni (Thiébaud, 1912)
   8. Species Attheyella (Chappuisiella) godeti (Delachaux, 1918)
   9. Species Attheyella (Chappuisiella) guyanensis (Delachaux, 1924)
   10. Species Attheyella (Chappuisiella) hirsuta Chappuis, 1951
   11. Species Attheyella (Chappuisiella) huaronensis (Delachaux, 1918)
   12. Species Attheyella (Chappuisiella) ilami Dumont & Maas, 1988
   13. Species Attheyella (Chappuisiella) inopinata Chappuis, 1931
   14. Species Attheyella (Chappuisiella) laciniata Ebert & Noodt, 1975
   15. Species Attheyella (Chappuisiella) maorica Brehm, 1928
   16. Species Attheyella (Chappuisiella) oculta (Kiefer, 1926)
   17. Species Attheyella (Chappuisiella) orinocoensis Dussart, 1984
   18. Species Attheyella (Chappuisiella) palustris Chappuis, 1939
   19. Species Attheyella (Chappuisiella) pichilafquensis Löffler, 1961
   20. Species Attheyella (Chappuisiella) rotoruensis Lewis M.H., 1972
   21. Species Attheyella (Chappuisiella) ruttneri Chappuis, 1931
   22. Species Attheyella (Chappuisiella) subdola (Brian, 1927)
   23. Species Attheyella (Chappuisiella) vivianii Ebert & Noodt, 1975
   24. Species Attheyella (Chappuisiella) derelicta (Brian, 1927) accepted as Attheyella (Chappuisiella) fuhrmanni (Thiébaud, 1912) (synonyme species)
   25. Species Attheyella (Chappuisiella) levigata Löffler, 1961 (unaccepted > nomen nudum)
   26. Species Attheyella (Chappuisiella) occulta (Kiefer, 1926) accepted as Attheyella (Chappuisiella) oculta (Kiefer, 1926) (synonym)
   27. Species Attheyella (Chappuisiella) quillehuensis Löffler, 1961 accepted as Attheyella (Chappuisiella) crenulata (Mrázek, 1901) (synonymous species)
   28. Species Attheyella (Chappuisiella) longipes (Hamond, 1987) represented as Attheyella (Delachauxiella) longipes (Hamond, 1987)
   29. Species Attheyella (Chappuisiella) minuta Chappuis, 1931 represented as Attheyella (Chappuisiella) minuta minuta Chappuis, 1931
4. Subgenus Attheyella (Delachauxiella) Brehm, 1926
   1. Species Attheyella (Delachauxiella) aculeata (Thiébaud, 1912)
   2. Species Attheyella (Delachauxiella) bennetti (Brehm, 1928)
   3. Species Attheyella (Delachauxiella) biarticulata Löffler, 1961
   4. Species Attheyella (Delachauxiella) broiensis Reid, 1994
   5. Species Attheyella (Delachauxiella) caecosetosa (Hamond, 1987)
   6. Species Attheyella (Delachauxiella) ciliata Löffler, 1961
   7. Species Attheyella (Delachauxiella) clavifurcata (Hamond, 1987)
   8. Species Attheyella (Delachauxiella) clavigera Harding, 1955
   9. Species Attheyella (Delachauxiella) dadayi (Chappuis, 1924)
   10. Species Attheyella (Delachauxiella) dedeckkeri (Hamond, 1987)
   11. Species Attheyella (Delachauxiella) dumonti (Hamond, 1987)
   12. Species Attheyella (Delachauxiella) echinopyge (Hamond, 1987)
   13. Species Attheyella (Delachauxiella) ferox (Delachaux, 1918)
   14. Species Attheyella (Delachauxiella) fimbriata Brehm, 1951
   15. Species Attheyella (Delachauxiella) freyi Löffler, 1963
   16. Species Attheyella (Delachauxiella) globulisetosus (Hamond, 1987)
   17. Species Attheyella (Delachauxiella) hannae (Kiefer, 1926)
   18. Species Attheyella (Delachauxiella) henryae (Hamond, 1987)
   19. Species Attheyella (Delachauxiella) horvathi (Chappuis, 1924)
   20. Species Attheyella (Delachauxiella) humidarum Lewis M.H., 1972
   21. Species Attheyella (Delachauxiella) incae Brehm, 1936
   22. Species Attheyella (Delachauxiella) incerta Brehm, 1951
   23. Species Attheyella (Delachauxiella) inconstans Harding, 1955
   24. Species Attheyella (Delachauxiella) insignis (Delachaux, 1917)
   25. Species Attheyella (Delachauxiella) lacinulata (Hamond, 1987)
   26. Species Attheyella (Delachauxiella) lanata (Mrázek, 1901)
   27. Species Attheyella (Delachauxiella) lanceolata (Delachaux, 1918)
   28. Species Attheyella (Delachauxiella) longifurca (Hamond, 1987)
   29. Species Attheyella (Delachauxiella) longipes (Hamond, 1987)
   30. Species Attheyella (Delachauxiella) longiseta (Henry, 1922)
   31. Species Attheyella (Delachauxiella) mammillifurca (Hamond, 1987)
   32. Species Attheyella (Delachauxiella) maxima (Delachaux, 1918)
   33. Species Attheyella (Delachauxiella) mortoni (Hamond, 1987)
   34. Species Attheyella (Delachauxiella) nuda Löffler, 1961
   35. Species Attheyella (Delachauxiella) ornata Löffler, 1961
   36. Species Attheyella (Delachauxiella) pauliani Chappuis, 1958
   37. Species Attheyella (Delachauxiella) reducta Chappuis, 1958
   38. Species Attheyella (Delachauxiella) salvatoris Brehm, 1951
   39. Species Attheyella (Delachauxiella) schindleri Kiefer, 1957
   40. Species Attheyella (Delachauxiella) serrata Löffler, 1961
   41. Species Attheyella (Delachauxiella) stillicidarum Lewis M.H., 1972
   42. Species Attheyella (Delachauxiella) tasmaniae Chappuis, 1951
   43. Species Attheyella (Delachauxiella) timmsi (Hamond, 1987)
   44. Species Attheyella (Delachauxiella) trigonura (Eckman, 1905)
   45. Species Attheyella (Delachauxiella) wieseri Löffler, 1961
   46. Species Attheyella (Delachauxiella) yemanjae Reid, 1994
   47. Species Attheyella (Delachauxiella) fuhrmanni (Thiébaud, 1912) accepted as Attheyella (Chappuisiella) fuhrmanni (Thiébaud, 1912) (wrong subgenus)
   48. Species Attheyella (Delachauxiella) caecosetosus (Hamond, 1987) represented as Attheyella (Delachauxiella) caecosetosa (Hamond, 1987)
   49. Species Attheyella (Delachauxiella) ensifer (Delachaux, 1918) (uncertain > taxon inquirendum, species described based on inmature females)
5. Subgenus Attheyella (Neomrazekiella) Özdikmen & Pesce, 2006
   1. Species Attheyella (Neomrazekiella) alta Shen & Sung, 1965
   2. Species Attheyella (Neomrazekiella) americana (Herrick, 1884)
   3. Species Attheyella (Neomrazekiella) borutzkyi Smirnov, 1930
   4. Species Attheyella (Neomrazekiella) byblis (Chang & Kim H.S., 1992)
   5. Species Attheyella (Neomrazekiella) dogieli (Rylov, 1923)
   6. Species Attheyella (Neomrazekiella) meridionalis Dussart, 1982
   7. Species Attheyella (Neomrazekiella) mongoliana Shen & Chang, 1966
   8. Species Attheyella (Neomrazekiella) naphtalica (Por, 1983)
   9. Species Attheyella (Neomrazekiella) nordenskioldii (Lilljeborg, 1902)
   10. Species Attheyella (Neomrazekiella) northumbricoides (Brehm, 1923)
   11. Species Attheyella (Neomrazekiella) quinquespinosa Shen & Tai, 1964
   12. Species Attheyella (Neomrazekiella) spinipes Reid, 1987
   13. Species Attheyella (Neomrazekiella) stachanovi Borutzky, 1931
   14. Species Attheyella (Neomrazekiella) tessiae Bang, Baguley & Moon, 2015
   15. Species Attheyella (Neomrazekiella) tetraspinosa Chang, 1993
   16. Species Attheyella (Neomrazekiella) trispinosa (Brady, 1880)
   17. Species Attheyella (Neomrazekiella) ussuriensis Rylov, 1933
   18. Species Attheyella (Neomrazekiella) yunnanensis Shen & Tai, 1979
   19. Species Attheyella (Neomrazekiella) amurensis (Borutzky, 1936) accepted as Ryloviella amurensis (Borutzky, 1936)
   20. Species Attheyella (Neomrazekiella) nordenskioldii (Borutzky, 1952) accepted as Attheyella (Neomrazekiella) nordenskioldii (Lilljeborg, 1902) (author name errornous)
   21. Species Attheyella (Neomrazekiella) osmana (Kiefer, 1955) accepted as Attheyella (Neomrazekiella) wulmeri (Kerhervé, 1914) represented as Attheyella (Neomrazekiella) wulmeri wulmeri (Kerhervé, 1914)
   22. Species Attheyella (Neomrazekiella) otmanli Apostolov, 1969 accepted as Attheyella (Attheyella) northumbrica otmanli Apostolov, 1969 accepted as Attheyella (Brehmiella) northumbrica otmanli Apostolov, 1969 accepted as Attheyella (Brehmiella) dentata otmanli Apostolov, 1969 accepted as Attheyella (Mrazekiella) dentata otmanli Apostolov, 1969 accepted as Attheyella (Neomrazekiella) dentata otmanli Apostolov, 1969
   23. Species Attheyella (Neomrazekiella) paranaphtalica (Pesce & Galassi, 1988) accepted as Attheyella (Neomrazekiella) wulmeri (Kerhervé, 1914) represented as Attheyella (Neomrazekiella) wulmeri wulmeri (Kerhervé, 1914)
   24. Species Attheyella (Neomrazekiella) pilosa (Chappuis, 1929) accepted as Attheyella (Ryloviella) pilosa Chappuis, 1929 accepted as Ryloviella pilosa (Chappuis, 1929)
   25. Species Attheyella (Neomrazekiella) dentata (Poggenpol, 1874) represented as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874)
   26. Species Attheyella (Neomrazekiella) illinoisensis (Forbes, 1876) represented as Attheyella (Neomrazekiella) illinoisensis illinoisensis (Forbes, 1876)
   27. Species Attheyella (Neomrazekiella) northumbrica (Brady, 1880) represented as Attheyella (Neomrazekiella) northumbrica northumbrica (Brady, 1880) accepted as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874)
   28. Species Attheyella (Neomrazekiella) wulmeri (Kerhervé, 1914) represented as Attheyella (Neomrazekiella) wulmeri wulmeri (Kerhervé, 1914)
   29. Species Attheyella (Neomrazekiella) weigoldi (Brehm, 1923) (uncertain > nomen dubium, setation of basispodite of P5 probably not as described)
   30. Species Attheyella (Neomrazekiella) wulmeroides Borutzky, 1930 (uncertain > taxon inquirendum, species description based on a malformed male)
6. Subgenus Attheyella (Ryloviella) Borutzky, 1931
   1. Species Attheyella (Ryloviella) baikalensis Borutzky, 1931 accepted as Ryloviella baikalensis (Borutzky, 1931)
   2. Species Attheyella (Ryloviella) carolinensis (Chappuis, 1932) accepted as Ryloviella carolinensis (Chappuis, 1932)
   3. Species Attheyella (Ryloviella) pilosa Chappuis, 1929 accepted as Ryloviella pilosa (Chappuis, 1929)
7. Species Attheyella brehmi Chappuis, 1929
8. Species Attheyella caroliniana Coker, 1926
9. Species Attheyella cingalensis Brady, 1886
10. Species Attheyella cryptorum Brady, 1880
11. Species Attheyella howardorum (Hamond, 1987)
12. Species Attheyella jureiae Por & Hadel, 1986
13. Species Attheyella lewisae Wells, 2007
14. Species Attheyella macandrewae Scott T. & Scott A., 1895
15. Species Attheyella marina Gurney, 1927
16. Species Attheyella natalis Brady, 1904
17. Species Attheyella northumbricoides Willey, 1925
18. Species Attheyella propinqua Scott T., 1893
19. Species Attheyella singalensis Brady, 1886
20. Species Attheyella sublaevis (Hamond, 1987)
21. Species Attheyella tasmaniae Chappuis, 1951
22. Species Attheyella willeyi Kiefer, 1929
23. Subgenus Attheyella (Borutzkiliella) Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
24. Subgenus Attheyella (Brehmiella) Chappuis, 1929 accepted as Attheyella (Mrazekiella) Brehm, 1949 accepted as Attheyella (Neomrazekiella) Özdikmen & Pesce, 2006
    1. Species Attheyella (Brehmiella) americana (Herrick, 1884) accepted as Attheyella (Mrazekiella) americana (Herrick, 1884) accepted as Attheyella (Neomrazekiella) americana (Herrick, 1884) (synonym)
    2. Species Attheyella (Brehmiella) amurensis Borutzky, 1936 accepted as Attheyella (Mrazekiella) amurensis Borutzky, 1936 accepted as Attheyella (Neomrazekiella) amurensis (Borutzky, 1936) accepted as Ryloviella amurensis (Borutzky, 1936)
    3. Species Attheyella (Brehmiella) borutskyi Smirnov, 1930 accepted as Attheyella (Mrazekiella) borutzkyi Smirnov, 1930 accepted as Attheyella (Neomrazekiella) borutzkyi Smirnov, 1930
    4. Species Attheyella (Brehmiella) carolinensis Chappuis, 1932 accepted as Attheyella (Ryloviella) carolinensis (Chappuis, 1932) accepted as Ryloviella carolinensis (Chappuis, 1932)
    5. Species Attheyella (Brehmiella) dentata Poggenpol, 1874 accepted as Attheyella (Mrazekiella) dentata Poggenpol, 1874 accepted as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874) (The subgenus Brehmiella Chappuis, 1929 is a junior homonym of Brehmiella Pascher, 1928 (Protozoa). Brehm (1949) proposed Mrazekiella as a replacement name for Brehmiella.)
    6. Species Attheyella (Brehmiella) dogieli (Rylov, 1923) accepted as Attheyella (Neomrazekiella) dogieli (Rylov, 1923)
    7. Species Attheyella (Brehmiella) illinoisensis (Forbes, 1876) accepted as Attheyella (Mrazekiella) illinoisensis (Forbes, 1876) accepted as Attheyella (Neomrazekiella) illinoisensis (Forbes, 1876) represented as Attheyella (Neomrazekiella) illinoisensis illinoisensis (Forbes, 1876) (Mrazekiella is the replacement name for Brehmiella (after Brehm, 1949).)
    8. Species Attheyella (Brehmiella) nordenskioldii (Lilljeborg, 1902) accepted as Attheyella (Neomrazekiella) nordenskioldii nordenskioldii (Lilljeborg, 1902) (synonym)
    9. Species Attheyella (Brehmiella) northumbrica (Brady, 1880) accepted as Attheyella (Brehmiella) dentata Poggenpol, 1874 accepted as Attheyella (Mrazekiella) dentata Poggenpol, 1874 accepted as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874) (Attheyella (Brehmiella) northumbrica was synonymized with Attheyella (Brehmiella) dentata (Lang, 1948: 976).)
    10. Species Attheyella (Brehmiella) pilosa Chappuis, 1929 accepted as Attheyella (Ryloviella) pilosa Chappuis, 1929 accepted as Ryloviella pilosa (Chappuis, 1929)
    11. Species Attheyella (Brehmiella) quinquespinosa Shen & Tai, 1964 accepted as Attheyella (Neomrazekiella) quinquespinosa Shen & Tai, 1964
    12. Species Attheyella (Brehmiella) ussuriensis Rylov, 1933 accepted as Attheyella (Neomrazekiella) ussuriensis Rylov, 1933
    13. Species Attheyella (Brehmiella) wulmeroides Boruzky, 1930 accepted as Attheyella (Neomrazekiella) wulmeroides Borutzky, 1930
    14. Species Attheyella (Brehmiella) trispinosa (Brady, 1880) represented as Attheyella (Neomrazekiella) trispinosa (Brady, 1880) (synonym)
    15. Species Attheyella (Brehmiella) wulmeri (Kehervé, 1914) represented as Attheyella (Neomrazekiella) wulmeri wulmeri (Kerhervé, 1914)
25. Subgenus Attheyella (Humboldiella) Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
26. Subgenus Attheyella (Limnobiotus) Ebert, 1976 (unaccepted > nomen nudum)
27. Subgenus Attheyella (Mrazekiella) Brehm, 1949 accepted as Attheyella (Neomrazekiella) Özdikmen & Pesce, 2006 (Neomrazekiella is the replacement name for Mrazekiella (after Özdikmen & Pesce, 2006).)
    1. Species Attheyella (Mrazekiella) alta Shen & Sung, 1965 accepted as Attheyella (Neomrazekiella) alta Shen & Sung, 1965
    2. Species Attheyella (Mrazekiella) americana (Herrick, 1884) accepted as Attheyella (Neomrazekiella) americana (Herrick, 1884) (synonym)
    3. Species Attheyella (Mrazekiella) amurensis Borutzky, 1936 accepted as Attheyella (Neomrazekiella) amurensis (Borutzky, 1936) accepted as Ryloviella amurensis (Borutzky, 1936)
    4. Species Attheyella (Mrazekiella) borutzkyi Smirnov, 1930 accepted as Attheyella (Neomrazekiella) borutzkyi Smirnov, 1930
    5. Species Attheyella (Mrazekiella) byblis Chang & Kim H.S., 1992 accepted as Attheyella (Neomrazekiella) byblis (Chang & Kim H.S., 1992)
    6. Species Attheyella (Mrazekiella) dentata Poggenpol, 1874 accepted as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874) (Neomrazekiella is the replacement name for Mrazekiella.)
    7. Species Attheyella (Mrazekiella) dogieli (Rylov, 1923) accepted as Attheyella (Neomrazekiella) dogieli (Rylov, 1923)
    8. Species Attheyella (Mrazekiella) illinoisensis (Forbes, 1876) accepted as Attheyella (Neomrazekiella) illinoisensis (Forbes, 1876) represented as Attheyella (Neomrazekiella) illinoisensis illinoisensis (Forbes, 1876) (synonym)
    9. Species Attheyella (Mrazekiella) meridionalis Dussart, 1982 accepted as Attheyella (Neomrazekiella) meridionalis Dussart, 1982
    10. Species Attheyella (Mrazekiella) mongoliana Shen & Chang, 1966 accepted as Attheyella (Neomrazekiella) mongoliana Shen & Chang, 1966
    11. Species Attheyella (Mrazekiella) nordenskioldii (Lilljeborg, 1902) accepted as Attheyella (Neomrazekiella) nordenskioldii nordenskioldii (Lilljeborg, 1902) (synonym)
    12. Species Attheyella (Mrazekiella) quinquespinosa Shen & Tai, 1964 accepted as Attheyella (Neomrazekiella) quinquespinosa Shen & Tai, 1964
    13. Species Attheyella (Mrazekiella) spinipes Reid, 1987 accepted as Attheyella (Neomrazekiella) spinipes Reid, 1987
    14. Species Attheyella (Mrazekiella) stachanovi Borutzky, 1931 accepted as Attheyella (Neomrazekiella) stachanovi Borutzky, 1931
    15. Species Attheyella (Mrazekiella) tetraspinosa Chang, 1993 accepted as Attheyella (Neomrazekiella) tetraspinosa Chang, 1993
    16. Species Attheyella (Mrazekiella) ussuriensis Rylov, 1933 accepted as Attheyella (Neomrazekiella) ussuriensis Rylov, 1933
    17. Species Attheyella (Mrazekiella) wulmeroides Borutzky, 1930 accepted as Attheyella (Neomrazekiella) wulmeroides Borutzky, 1930
    18. Species Attheyella (Mrazekiella) yunnamensis Shen & Tai, 1979 accepted as Attheyella (Neomrazekiella) yunnanensis Shen & Tai, 1979
28. Subgenus Attheyella (Neocamptus) Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
29. Subgenus Attheyella (Sarsiella) Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
30. Species Attheyella africana Brady, 1907 (unaccepted > nomen nudum, Description based only in illustrations (no text description). Moreover, illustrations erroneous (exopodites with 4-5 segments, male with eggsack and not geniculated antennulae ))
31. Species Attheyella arctica (Lilljeborg, 1902) accepted as Bryocamptus (Arcticocamptus) arcticus (Lilljeborg, 1902) (synonym)
32. Species Attheyella arequipensis Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
33. Species Attheyella asymetrica Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
34. Species Attheyella baikalensis Borutzky, 1931 accepted as Attheyella (Ryloviella) baikalensis Borutzky, 1931 accepted as Ryloviella baikalensis (Borutzky, 1931)
35. Species Attheyella bicolor Wilson C.B., 1932 accepted as Cletocamptus bicolor (Wilson C.B., 1932) (Synonym)
36. Species Attheyella bidens (Schmeil, 1893) accepted as Elaphoidella bidens (Schmeil, 1893) represented as Elaphoidella bidens bidens (Schmeil, 1893)
37. Species Attheyella brasiliana Ebert, 1976 (unaccepted > nomen nudum, thesis Manuscript name and taxa never published)
38. Species Attheyella brasiliensis Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
39. Species Attheyella bromelicola Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
40. Species Attheyella bryobiota Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
41. Species Attheyella calamensis Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
42. Species Attheyella carolinensis Chappuis, 1932 accepted as Attheyella (Brehmiella) carolinensis Chappuis, 1932 accepted as Attheyella (Ryloviella) carolinensis (Chappuis, 1932) accepted as Ryloviella carolinensis (Chappuis, 1932)
43. Species Attheyella cordillierica Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
44. Species Attheyella coronata Sars G.O., 1904 accepted as Elaphoidella coronata (Sars G.O., 1904) accepted as Elaphoidella bidens coronata (Sars G.O., 1904)
45. Species Attheyella curacautensis Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
46. Species Attheyella decorata (Daday, 1901) accepted as Elaphoidella bidens decorata (Daday, 1901)
47. Species Attheyella derelicta (Brian, 1927) accepted as Attheyella fuhrmanni (Thiébaud, 1912) represented as Attheyella (Delachauxiella) fuhrmanni (Thiébaud, 1912) accepted as Attheyella (Chappuisiella) fuhrmanni (Thiébaud, 1912) (synonym)
48. Species Attheyella duthiei Scott T. & Scott A., 1896 accepted as Moraria (Moraria) duthiei (Scott T. & Scott A., 1896)
49. Species Attheyella ekmani Kiefer, 1933 accepted as Attheyella (Chappuisiella) crenulata (Mrázek, 1901) (synonym)
50. Species Attheyella elaphoides Ebert, 1976 (unaccepted > nomen nudum, Unpublshed thesis manuscript name)
51. Species Attheyella ensifer (Delachaux, 1918) accepted as Canthocamptus ensifer Delachaux, 1918 (synonym)
52. Species Attheyella farellonensis Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
53. Species Attheyella fluviatalis Lewis M.H., 1972 accepted as Attheyella lewisae Wells, 2007 (synonym)
54. Species Attheyella frigida Willey, 1925 accepted as Bryocamptus zschokkei frigidus (Willey, 1925)
55. Species Attheyella goeldii Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
56. Species Attheyella gracilis (Sars G.O., 1863) accepted as Elaphoidella gracilis (Sars G.O., 1863) represented as Elaphoidella gracilis gracilis (Sars, G.O., 1863)
57. Species Attheyella grandidieri (Guerne & Richard, 1893) accepted as Elaphoidella grandidieri (Guerne & Richard, 1893)
58. Species Attheyella heterospina Shen & Tai, 1964 accepted as Attheyella (Attheyella) orientalis heterospina Shen & Tai, 1964 (unaccepted > superseded combination, Shen & Sung (1965: 393) reallocated A. (A.) heterospina as a subspecies of A. (A.) orientalis.)
59. Species Attheyella koenigi Pesta, 1928 accepted as Antarctobiotus koenigi (Pesta, 1928)
60. Species Attheyella koepkei Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
61. Species Attheyella montana Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
62. Species Attheyella morimotoi Miura, 1962 accepted as Attheyella (Attheyella) nakaii (Brehm, 1927)
63. Species Attheyella multisetosa Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
64. Species Attheyella multispinosa Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
65. Species Attheyella nebulosa Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
66. Species Attheyella nivalis Willey, 1925 accepted as Bryocamptus nivalis (Willey, 1925) accepted as Bryocamptus (Limocamptus) nivalis (Willey, 1925) accepted as Echinocamptus nivalis (Willey, 1925) accepted as Bryocamptus (Echinocamptus) nivalis (Willey, 1925)
67. Species Attheyella noodti Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
68. Species Attheyella northumbrica (Brady, 1880) accepted as Attheyella (Neomrazekiella) northumbrica northumbrica (Brady, 1880) accepted as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874)
69. Species Attheyella oculta Ebert, 1976 (unaccepted > nomen nudum, species described by Kiefer, 1926)
70. Species Attheyella osmana (Kiefer, 1955) accepted as Attheyella wulmeri osmana Kiefer, 1955 accepted as Attheyella (Neomrazekiella) osmana (Kiefer, 1955) accepted as Attheyella (Neomrazekiella) wulmeri (Kerhervé, 1914) represented as Attheyella (Neomrazekiella) wulmeri wulmeri (Kerhervé, 1914) (Synonym)
71. Species Attheyella paranaphtalica Pesce & Galassi, 1988 accepted as Attheyella (Neomrazekiella) wulmeri (Kerhervé, 1914) represented as Attheyella (Neomrazekiella) wulmeri wulmeri (Kerhervé, 1914) (Synonym)
72. Species Attheyella peruana Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
73. Species Attheyella phytobiotica Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
74. Species Attheyella picola Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
75. Species Attheyella pilosa Chappuis, 1929 accepted as Attheyella (Neomrazekiella) pilosa (Chappuis, 1929) accepted as Attheyella (Ryloviella) pilosa Chappuis, 1929 accepted as Ryloviella pilosa (Chappuis, 1929)
76. Species Attheyella puyehuensis Löffler, 1961 (unaccepted > nomen nudum, no description on the article)
77. Species Attheyella pygmaea (Sars G.O., 1863) accepted as Bryocamptus pygmaeus (Sars G.O., 1863) accepted as Bryocamptus (Bryocamptus) pygmaeus (Sars G.O., 1863) accepted as Bryocamptus (Rheocamptus) pygmaeus pygmaeus (Sars, G.O., 1863)
78. Species Attheyella quatuorspinosa Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
79. Species Attheyella quillehuensis Löffler, 1961 accepted as Attheyella (Chappuisiella) crenulata (Mrázek, 1901) (Synonym)
80. Species Attheyella rhaetica (Schmeil, 1893) accepted as Arcticocamptus rhaeticus rhaeticus (Schmeil, 1893)
81. Species Attheyella salvadorica Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
82. Species Attheyella salviniae Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
83. Species Attheyella sancarlensis (Rocha O. & Matsumura-Tundisi, 1976) accepted as Attheyella jureiae Por & Hadel, 1986 (species illustrated on an atlas but not described with words)
84. Species Attheyella santaremensis Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
85. Species Attheyella schmeili (Mrázek, 1893) accepted as Pesceus schmeili (Mrázek, 1893) accepted as Pesceus schmeili schmeili (Mrázek, 1893)
86. Species Attheyella septemarticulata Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
87. Species Attheyella sphagnobiotica Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
88. Species Attheyella spinosa Brady, 1880 accepted as Attheyella (Attheyella) crassa (Sars G.O., 1863) (synonym)
89. Species Attheyella striblingi (Reid, 1990) accepted as Attheyella (Canthosella) striblingi (Reid, 1990)
90. Species Attheyella subarctica Willey, 1925 accepted as Canthocamptus subarcticus (Willey, 1925) accepted as Arcticocamptus subarcticus (Willey, 1925) accepted as Bryocamptus subarcticus (Willey, 1925) accepted as Bryocamptus (Bryocamptus) subarcticus (Willey, 1925)
91. Species Attheyella triangulata Ebert, 1976 (unaccepted > nomen nudum, Thesis Manuscript name and taxa never published)
92. Species Attheyella zschokkei (Schmeil, 1893) accepted as Bryocamptus (Rheocamptus) zschokkei (Schmeil, 1893) accepted as Bryocamptus (Rheocamptus) zschokkei zschokkei (Schmeil, 1893)
93. Species Attheyella aculeata (Thiébaud, 1912) represented as Attheyella (Delachauxiella) aculeata (Thiébaud, 1912)
94. Species Attheyella alaskaensis Wilson M.S., 1958 represented as Attheyella (Attheyella) alaskaensis Wilson M.S., 1958
95. Species Attheyella aliena Noodt, 1956 represented as Attheyella (Canthosella) aliena Noodt, 1956
96. Species Attheyella alta Shen & Sung, 1965 represented as Attheyella (Neomrazekiella) alta Shen & Sung, 1965
97. Species Attheyella americana (Herrick, 1884) represented as Attheyella (Neomrazekiella) americana (Herrick, 1884)
98. Species Attheyella amurensis Borutzky, 1936 represented as Attheyella (Brehmiella) amurensis Borutzky, 1936 accepted as Attheyella (Mrazekiella) amurensis Borutzky, 1936 accepted as Attheyella (Neomrazekiella) amurensis (Borutzky, 1936) accepted as Ryloviella amurensis (Borutzky, 1936)
99. Species Attheyella antillica Petkovski, 1973 represented as Attheyella (Canthosella) antillica (Petkovski, 1973)
100. Species Attheyella australica Sars G.O., 1908 represented as Attheyella (Chappuisiella) australica Sars G.O., 1908
101. Species Attheyella bennetti (Brehm, 1928) represented as Attheyella (Delachauxiella) bennetti (Brehm, 1928)
102. Species Attheyella biarticulata Löffler, 1961 represented as Attheyella (Delachauxiella) biarticulata Löffler, 1961
103. Species Attheyella borutzkyi Smirnov, 1930 represented as Attheyella (Brehmiella) borutskyi Smirnov, 1930 accepted as Attheyella (Mrazekiella) borutzkyi Smirnov, 1930 accepted as Attheyella (Neomrazekiella) borutzkyi Smirnov, 1930
104. Species Attheyella broiensis Reid, 1994 represented as Attheyella (Delachauxiella) broiensis Reid, 1994
105. Species Attheyella bullata Ebert & Noodt, 1975 represented as Attheyella (Chappuisiella) bullata Ebert & Noodt, 1975
106. Species Attheyella byblis Chang & Kim H.S., 1992 represented as Attheyella (Neomrazekiella) byblis (Chang & Kim H.S., 1992)
107. Species Attheyella camposi Ebert & Noodt, 1975 represented as Attheyella (Chappuisiella) camposi Ebert & Noodt, 1975
108. Species Attheyella chilensis Ebert & Noodt, 1975 represented as Attheyella (Chappuisiella) chilensis Ebert & Noodt, 1975
109. Species Attheyella chocoensis Gaviria & Defaye, 2012 represented as Attheyella (Canthosella) chocoensis Gaviria & Defaye, 2012
110. Species Attheyella ciliata Löffler, 1961 represented as Attheyella (Delachauxiella) ciliata Löffler, 1961
111. Species Attheyella clavigera Harding, 1955 represented as Attheyella (Delachauxiella) clavigera Harding, 1955
112. Species Attheyella coiffaiti Chappuis, 1958 represented as Attheyella (Attheyella) coiffaiti Chappuis, 1958
113. Species Attheyella coreana Miura, 1969 represented as Attheyella (Attheyella) coreana Miura, 1969
114. Species Attheyella crassa (Sars G.O., 1863) represented as Attheyella (Attheyella) crassa (Sars G.O., 1863)
115. Species Attheyella crenulata (Mrázek, 1901) represented as Attheyella (Chappuisiella) crenulata (Mrázek, 1901)
116. Species Attheyella dadayi (Chappuis, 1924) represented as Attheyella (Delachauxiella) dadayi (Chappuis, 1924)
117. Species Attheyella dentata (Poggenpol, 1874) represented as Attheyella (Neomrazekiella) dentata dentata (Poggenpol, 1874)
118. Species Attheyella dogieli (Rylov, 1923) represented as Attheyella (Neomrazekiella) dogieli (Rylov, 1923)
119. Species Attheyella ferox (Delachaux, 1918) represented as Attheyella (Delachauxiella) ferox (Delachaux, 1918)
120. Species Attheyella fluviatilis Chappuis, 1931 represented as Attheyella (Canthosella) fluviatilis Chappuis, 1931
121. Species Attheyella freyi Löffler, 1963 represented as Attheyella (Delachauxiella) freyi Löffler, 1963
122. Species Attheyella fuhrmanni (Thiébaud, 1912) represented as Attheyella (Delachauxiella) fuhrmanni (Thiébaud, 1912) accepted as Attheyella (Chappuisiella) fuhrmanni (Thiébaud, 1912)
123. Species Attheyella gladkovi Borutzky, 1952 represented as Attheyella (Attheyella) gladkovi Borutzky, 1938 represented as Attheyella (Attheyella) gladkovi gladkovi Borutzky, 1952
124. Species Attheyella godeti (Delachaux, 1918) represented as Attheyella (Chappuisiella) godeti (Delachaux, 1918)
125. Species Attheyella guyanensis (Delachaux, 1924) represented as Attheyella (Chappuisiella) guyanensis (Delachaux, 1924)
126. Species Attheyella hannae (Kiefer, 1926) represented as Attheyella (Delachauxiella) hannae (Kiefer, 1926)
127. Species Attheyella hirsuta Chappuis, 1951 represented as Attheyella (Chappuisiella) hirsuta Chappuis, 1951
128. Species Attheyella horvathi (Chappuis, 1924) represented as Attheyella (Delachauxiella) horvathi (Chappuis, 1924)
129. Species Attheyella huaronensis (Delachaux, 1918) represented as Attheyella (Chappuisiella) huaronensis (Delachaux, 1918)
130. Species Attheyella humidarum Lewis M.H., 1972 represented as Attheyella (Delachauxiella) humidarum Lewis M.H., 1972
131. Species Attheyella idahoensis (Marsh, 1903) represented as Attheyella (Attheyella) idahoensis (Marsh, 1903)
132. Species Attheyella ilami Dumont & Maas, 1988 represented as Attheyella (Chappuisiella) ilami Dumont & Maas, 1988
133. Species Attheyella illinoisensis (Forbes S.A., 1876) represented as Attheyella (Neomrazekiella) illinoisensis illinoisensis (Forbes, 1876)
134. Species Attheyella incae (Brehm, 1936) represented as Attheyella (Delachauxiella) incae Brehm, 1936
135. Species Attheyella incerta (Brehm, 1951) represented as Attheyella (Delachauxiella) incerta Brehm, 1951
136. Species Attheyella inconstans Harding, 1955 represented as Attheyella (Delachauxiella) inconstans inconstans Harding, 1955
137. Species Attheyella inopinata Chappuis, 1931 represented as Attheyella (Chappuisiella) inopinata Chappuis, 1931
138. Species Attheyella insignis (Delachaux, 1917) represented as Attheyella (Delachauxiella) insignis (Delachaux, 1917)
139. Species Attheyella kalima (Delachaux, 1924) represented as Attheyella (Canthosella) kalima (Delachaux, 1924) (Canthocamptus kal)
140. Species Attheyella laciniata Ebert & Noodt, 1975 represented as Attheyella (Chappuisiella) laciniata Ebert & Noodt, 1975
141. Species Attheyella lacustris Chappuis, 1931 represented as Attheyella (Canthosella) lacustris (Chappuis, 1931)
142. Species Attheyella lanata (Mrázek, 1901) (alternative representation)
143. Species Attheyella lanceolata (Delachaux, 1918) (alternative representation)
144. Species Attheyella levigata Löffler, 1961 (alternative representation)
145. Species Attheyella maorica (Brehm, 1928) (alternative representation)
146. Species Attheyella maxima (Delachaux, 1918) (alternative representation)
147. Species Attheyella meridionalis Dussart, 1982 (alternative representation)
148. Species Attheyella mervini Janetzky, Martínez Arbizu & Reid, 1996 (alternative representation)
149. Species Attheyella minuta Chappuis, 1931 (alternative representation)
150. Species Attheyella mongoliana Shen & Chang, 1966 (alternative representation)
151. Species Attheyella muscicola (Chappuis, 1928) (alternative representation)
152. Species Attheyella nakaii (Brehm, 1927) (alternative representation)
153. Species Attheyella naphtalica Por, 1983 (alternative representation, Synonym)
154. Species Attheyella nepalensis Löffler, 1968 (alternative representation)
155. Species Attheyella nordenskioldii (Lilljeborg, 1902) (alternative representation)
156. Species Attheyella nuda Löffler, 1961 (alternative representation)
157. Species Attheyella obatogamensis (Willey, 1925) (alternative representation)
158. Species Attheyella orientalis Chappuis, 1929 (alternative representation)
159. Species Attheyella orinocoensis Dussart, 1984 (alternative representation)
160. Species Attheyella ornata Löffler, 1961 (alternative representation)
161. Species Attheyella palustris Chappuis, 1939 (alternative representation)
162. Species Attheyella paucisetosa Chang & Kim H.S., 1992 (alternative representation)
163. Species Attheyella pauliani (Chappuis, 1958) (alternative representation)
164. Species Attheyella pichilafquensis Löffler, 1961 (alternative representation)
165. Species Attheyella pilagaensis Janetzky, Martínez Arbizu & Reid, 1996 (alternative representation)
166. Species Attheyella quinquespinosa Shen & Tai, 1964 (alternative representation)
167. Species Attheyella reducta Chappuis, 1958 (alternative representation)
168. Species Attheyella rotoruensis Lewis M.H., 1972 (alternative representation)
169. Species Attheyella ruttneri Chappuis, 1931 (alternative representation)
170. Species Attheyella salvatoris (Brehm, 1951) (alternative representation)
171. Species Attheyella schindleri Kiefer, 1957 (alternative representation)
172. Species Attheyella serrata Löffler, 1961 (alternative representation)
173. Species Attheyella silvicola Löffler, 1973 (alternative representation)
174. Species Attheyella siolii (Kiefer, 1967) (alternative representation)
175. Species Attheyella spinipes Reid, 1987 (alternative representation)
176. Species Attheyella stachanovi Borutzky, 1952 (alternative representation)
177. Species Attheyella stillicidarum Lewis M.H., 1972 (alternative representation)
178. Species Attheyella tetraspinosa Chang, 1993 (alternative representation)
179. Species Attheyella trigonura (Ekman, 1905) (alternative representation)
180. Species Attheyella trispinosa (Brady, 1880) (alternative representation)
181. Species Attheyella ussuriensis Rylov, 1933 (alternative representation)
182. Species Attheyella vera Por & Hadel, 1986 (alternative representation)
183. Species Attheyella vietnamica Borutzky, 1967 (alternative representation)
184. Species Attheyella vivianii Ebert & Noodt, 1975 (alternative representation)
185. Species Attheyella wierzejskii (Mrázek, 1893) (alternative representation)
186. Species Attheyella wieseri Löffler, 1961 (alternative representation)
187. Species Attheyella wulmeri (Kerhervé, 1914) (alternative representation)
188. Species Attheyella wulmeroides Borutzky, 1930 (alternative representation)
189. Species Attheyella yemanjae Reid, 1994 (alternative representation)
190. Species Attheyella yesoensis Ishida, 1993 (alternative representation)
191. Species Attheyella yunnanensis Shen & Tai, 1979 (alternative representation)
192. Species Attheyella capensis Ruhe, 1914 (uncertain > taxon inquirendum)
193. Species Attheyella cuspidata (Schmeil, 1893) (uncertain > taxon inquirendum)
194. Species Attheyella gessneri Chappuis, 1956 (uncertain > taxon inquirendum, appears as intermediary between Attheyella and Elaphoidella)
195. Species Attheyella richardi (Lowndes, 1934) (uncertain > taxon inquirendum)
196. Species Attheyella warreni Brady, 1913 (uncertain > taxon inquirendum, seems to be an Elaphoidella)
197. Species Attheyella wiegoldi (Brehm, 1923) (uncertain > taxon inquirendum)

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