1. Subgenus Echinocythereis (Echinocythereis) Puri, 1954
   1. Species Echinocythereis (Echinocythereis) elongata Siddiqui, 1971 †
   2. Species Echinocythereis (Echinocythereis) garretti (Howe & Mcguirt in Howe, Hadley et al., 1935) † accepted as Echinocythereis garretti (Howe & Mcguirt in Howe, Hadley et al., 1935) † (Synonym)
2. Subgenus Echinocythereis (Rhodicythereis) Sissingh, 1972 †
   1. Species Echinocythereis (Rhodicythereis) cribrata (Terquem, 1878) Wouters, 1974
   2. Species Echinocythereis (Rhodicythereis) excavata (Terquem, 1878) Wouters, 1974
   3. Species Echinocythereis (Rhodicythereis) ruggierii Sissingh, 1972 †
   4. Species Echinocythereis (Rhodicythereis) squamosa (Terquem, 1878) Wouters, 1974 †
3. Subgenus Echinocythereis (Scelidocythereis) Siddiqui, 1971 †
   1. Species Echinocythereis (Scelidocythereis) multibullata Siddiqui, 1971 †
   2. Species Echinocythereis (Scelidocythereis) rasilis Siddiqui, 1971 †
   3. Species Echinocythereis (Scelidocythereis) sparsa Siddiqui, 1971 †
4. Species Echinocythereis afreraensis Gramann, 1971 †
5. Species Echinocythereis anatolica Yeşilyurt, Tunoğlu & Ertekin, 2009 †
6. Species Echinocythereis aqravensis Honigstein, Rosenfeld & Benjamini, 2002 †
7. Species Echinocythereis arachis (Hu & Cheng, 1977) †
8. Species Echinocythereis boltovskoyi Rossi De Garcia, 1966 †
9. Species Echinocythereis bradyi Ishizaki, 1968
10. Species Echinocythereis cathayensis Hu, 1986 †
11. Species Echinocythereis clarkana (Ulrich & Bassler, 1904) Swain, 1974 †
12. Species Echinocythereis clavata Sciuto & Reitano, 2021 †
13. Species Echinocythereis contexta Siddiqui, 1971 †
14. Species Echinocythereis discreta (Schneider, 1971)
15. Species Echinocythereis echinata (Sars, 1866)
16. Species Echinocythereis elongata Siddiqui, 1971 †
17. Species Echinocythereis erinaceus (Bornemann, 1855) †
18. Species Echinocythereis formosana Hu & Yang, 1975 †
19. Species Echinocythereis garretti (Howe & Mcguirt in Howe, Hadley et al., 1935) †
20. Species Echinocythereis hamigera (Brady, 1868)
21. Species Echinocythereis hartmanni Szczechura, 2001 †
22. Species Echinocythereis hispida (Speyer, 1863) Keij, 1957 †
23. Species Echinocythereis ilerdiensis Duru & Goekcen, 1985 †
24. Species Echinocythereis irpex (Brady, 1880)
25. Species Echinocythereis jacksonensis (Howe & Pyeatt in Howe & Chambers, 1935) †
26. Species Echinocythereis jaini Khosla, 1973 †
27. Species Echinocythereis jorunbrix Brandão & Karanovic, 2015
28. Species Echinocythereis karooma McKenzie, Reyment & Reyment, 1993 †
29. Species Echinocythereis keyseri Stambolidis, 1982
30. Species Echinocythereis laqueata (Jones, 1857) †
31. Species Echinocythereis laticarina (Brady, 1868)
32. Species Echinocythereis leecreekensis Hazel, 1983 †
33. Species Echinocythereis ligula (Lienenklaus, 1896) †
34. Species Echinocythereis madremaestrae Bold, 1988 †
35. Species Echinocythereis margaritifera (Brady, 1870)
36. Species Echinocythereis marginata (Norman, 1862)
37. Species Echinocythereis multituberculata Sciuto & Reitano, 2021 †
38. Species Echinocythereis muscosa (Brady, 1868) Ruggieri, 1959
39. Species Echinocythereis nuda Puri, 1957 †
40. Species Echinocythereis oertliana Barra & Bonaduce, 2000 †
41. Species Echinocythereis okeechobiensis (Swain, 1946) †
42. Species Echinocythereis palanaensis Khosla, 1973 †
43. Species Echinocythereis planibasalis (Ulrich & Bassler, 1904) Brown, 1958 †
44. Species Echinocythereis pustulata (Namias, 1901) Ciampo, 1972 †
45. Species Echinocythereis reticulatissima Eagar, 1965 †
46. Species Echinocythereis reymenti Colin, 1974 †
47. Species Echinocythereis rotunda (Herrig, 1976) †
48. Species Echinocythereis scabra (Muenster, 1830)
49. Species Echinocythereis scabropapulosa (Jones, 1857) †
50. Species Echinocythereis simpla Huang, 1975 †
51. Species Echinocythereis simpsonensis (Swain, 1963) Schmidt, 1967 †
52. Species Echinocythereis spinireticulata Kontrovitz, 1971
53. Species Echinocythereis subcornuta (Lienenklaus, 1900) †
54. Species Echinocythereis vidua Barra & Bonaduce, 2000 †
55. Species Echinocythereis virdua Barra & Bonaduce, 2000 †
56. Species Echinocythereis whatleyi Dingle, Lord & Boomer, 1990
57. Species Echinocythereis acanthoderma (Brady, 1880) accepted as Legitimocythere acanthoderma (Brady, 1880) (unaccepted > superseded combination)
58. Species Echinocythereis arenosa (Bosquet, 1854) † accepted as  † (superseded recombination)
59. Species Echinocythereis asperrima (Reuss, 1850) Ruggieri, 1956 † accepted as Henryhowella asperrima (Reuss, 1850) Bold, 1960 † (superseded recombination)
60. Species Echinocythereis cribriformis (Brady, 1866) accepted as Pistocythereis cribriformis (Brady, 1866) Whatley & Zhao (Yi-Chun), 1988 (superseded recombination)
61. Species Echinocythereis dasyderma (Brady, 1880) accepted as Ayressoleberis dasyderma (Brady, 1880) (misidentification by Benson, 1964 of an unnamed Echinocythereis species from the Pacific-Antarctic Ridge, which is clearly distinct from Henryhowella dasyderma)
62. Species Echinocythereis echinata (Reuss, 1851) † accepted as  † (superseded recombination)
63. Species Echinocythereis ericea (Brady, 1880) accepted as Marwickcythereis ericea (Brady, 1880) (superseded combination)
64. Species Echinocythereis evax (Ulrich & Bassler, 1904) † accepted as Henryhowella evax (Ulrich & Bassler, 1904) † (superseded recombination)
65. Species Echinocythereis heros Whatley, Staunton, Kaesler & Moguilevsky, 1996 accepted as Apatihowella heros (Whatley, Staunton, Kaesler & Moguilevsky, 1996) (superseded original combination)
66. Species Echinocythereis melobesioides (Brady, 1869) accepted as Cythere melobesioides Brady, 1869 (unaccepted > superseded combination)
67. Species Echinocythereis miaoliensis (Hu & Yang, 1975) † accepted as  † (superseded recombination)
68. Species Echinocythereis mirabilis (Brady, 1868) accepted as Rabilimis mirabilis (Brady, 1868) (superseded recombination)
69. Species Echinocythereis multicostata Deltel, 1963 † accepted as  † (new combination)
70. Species Echinocythereis obtusalata (Brady, 1880) accepted as Quadracythere obtusalata (Brady, 1880) (superseded recombination)

 The webpage text is licensed under a Creative Commons Attribution 4.0 License