Turbellarians - Microdalyellia rossi (Graff, 1911) Gieysztor, 1938

Turbellarians taxon details

Microdalyellia rossi (Graff, 1911) Gieysztor, 1938

Dalyellia rossi varieties

AphiaID

142960 (urn:lsid:marinespecies.org:taxname:142960)

Classification

Status

accepted

Rank

Species

Parent

Microdalyellia Gieysztor, 1938

Original name

Dalyellia rossi Graff, 1911

Synonymised names

Dalyellia hallezii borealis Eggers, 1924 · unaccepted

Dalyellia karisaimica · unaccepted (Printing error in Beklemischev (1921))

Dalyellia karisalmica Nasonov, 1917 · unaccepted

Dalyellia karisalmica dupliparfera Weise, 1942 · unaccepted

Dalyellia karisalmica karisalmica Nasonov, 1917 · unaccepted

Dalyellia karisalmica oligochaeta Nasonov, 1926 · unaccepted (suppressed)

Dalyellia karisalmica tabulifera Nasonov, 1926 · unaccepted (suppressed)

Dalyellia rossi Graff, 1911 · unaccepted

Microdalyellia karisalmica (Nasonov, 1917) Ruebush & Hayes, 1939 · unaccepted (Was already considered a synonym...)

Was already considered a synonym of D. rossi by Gieysztor (1929), a view followed by all later authors. See the page on D. karisalmica.

Direct children (4)

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Subspecies Microdalyellia rossi maxima Ruebush, 1937
Subspecies Microdalyellia rossi minima Ruebush, 1937
Subspecies Microdalyellia rossi virginiana Ruebush, 1937
Subspecies Microdalyellia rossi tennesseensis (Ruebush & Hayes, 1939) Ruebush & Hayes, 1939 accepted as Microdalyellia tennesseensis (Ruebush & Hayes, 1939) Ruebush & Hayes, 1939

Environment

~~marine~~, ~~brackish~~, fresh, ~~terrestrial~~

Fossil range

recent only

Original description

(of Dalyellia rossi Graff, 1911) Graff, L. V. (1911). Acoela, Rhabdocoela und Alloeocoela des Ostens der Vereinigten Staaten. Mit Nachträgen zu dem marinen Turbellarien Orotavas und der Küsten Europas. Zeitschrift für wissenschaftliche Zoologie. 99: 68-65; 1-108., available online at https://biodiversitylibrary.org/page/9755776
page(s): 39–42 [details]

Descriptive notes

Taxonomic remark For an extensive explanation of the extremely complicated taxonomical history of the names Dalyellia/Microdalyellia picta,...

Taxonomic remark For an extensive explanation of the extremely complicated taxonomical history of the names Dalyellia/Microdalyellia picta, rossi, hallezii, karisalmica we refer to the taxonomical note under Dalyellia hallezii. [details]

Taxonomic citation

Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2024). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Microdalyellia rossi (Graff, 1911) Gieysztor, 1938. Accessed at: https://marinespecies.org/turbellarians/aphia.php?p=taxdetails&id=142960 on 2026-01-16

Taxonomic edit history

Date

action

2004-12-21 15:54:05Z

created

Faubel, Anno

2010-06-29 05:44:17Z

changed

Tyler, Seth

2011-03-15 07:46:53Z

changed

Artois, Tom

2015-08-25 07:27:39Z

changed

Artois, Tom

2022-01-25 19:26:24Z

changed

Artois, Tom

[taxonomic tree]

[clear cache]

original description (of Dalyellia rossi Graff, 1911) Graff, L. V. (1911). Acoela, Rhabdocoela und Alloeocoela des Ostens der Vereinigten Staaten. Mit Nachträgen zu dem marinen Turbellarien Orotavas und der Küsten Europas. Zeitschrift für wissenschaftliche Zoologie. 99: 68-65; 1-108., available online at https://biodiversitylibrary.org/page/9755776
page(s): 39–42 [details]

original description (of Dalyellia karisalmica Nasonov, 1917) Nasonov, N. V. (1917). Sur la faune des Turbellaria de Finlande I. [In Russian]. Bulletin de l'Academie de Sciences de Russie. 6(14): 1095–1112. With three plates.
page(s): 1106 [details]

original description (of Dalyellia hallezii borealis Eggers, 1924) Eggers, F. (1924). Ueber estländische Dalyelliden. Mit einem Wort zur Artbildungsfrage. Zoologische Jahrbücher. Abteilung für Systematik, Geographie und Biologie der Tiere. 49: 449–468.
page(s): 451–455 [details] Available for editors

original description (of Dalyellia karisalmica dupliparfera Weise, 1942) Weise, M. (1942). Die Rhabdocoela und Alloecoela der Kurmark mit besonderer Berücksichtigung des Gebietes von Gross-Berlin. I. Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin. 143-204.
page(s): 148–149 [details] Available for editors

original description (of Dalyellia karisalmica oligochaeta Nasonov, 1926) Nasonov, N. V. (1926). Die Turbellarienfauna des Leningrader Gouvernements. I. Hysterophora, Graffilidae und Dalyellidae. Bulletin de l'Académie des Sciences de l'URSS Ser.4. 20(9): 817-836.
page(s): 832 [details] Available for editors

original description (of Dalyellia karisalmica tabulifera Nasonov, 1926) Nasonov, N. V. (1926). Die Turbellarienfauna des Leningrader Gouvernements. I. Hysterophora, Graffilidae und Dalyellidae. Bulletin de l'Académie des Sciences de l'URSS Ser.4. 20(9): 817-836.
page(s): 832; note: This taxon was described as D. karisalmica tabulifera f. oligochaeta (see taxonomical note). [details] Available for editors

taxonomy source (of Dalyellia karisalmica tabulifera Nasonov, 1926) Luther, A. (1955). Die Dalyelliiden (Turbellaria Neorhabdocoela), eine Monographie. Acta Zoologica Fennica. 87: 1-337.
page(s): 128 [details] Available for editors

taxonomy source (of Dalyellia karisalmica tabulifera Nasonov, 1926) Van Steenkiste, N.; Gobert, S.; Davison, P.; Kolasa, J.; Artois, T. (2011). Freshwater Dalyelliidae from the Nearctic (Platyhelminthes, Rhabdocoela): new taxa and records from Ontario, Canada and Michigan and Alabama, USA. Zootaxa. 3091: 1–32.
page(s): 21 [details] Available for editors

taxonomy source (of Dalyellia karisalmica oligochaeta Nasonov, 1926) Luther, A. (1955). Die Dalyelliiden (Turbellaria Neorhabdocoela), eine Monographie. Acta Zoologica Fennica. 87: 1-337.
page(s): 128 [details] Available for editors

taxonomy source (of Dalyellia hallezii borealis Eggers, 1924) Gieysztor, M. (1926). Über die Rhabdocoelidenfauna aus der Umgebung von Warschau. Extrait du Bulletin de l'Academie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles - Série B: Sciences Naturelles. 617–671, t. 17-19.
page(s): 640, 666; note: Considers the subspecies synonym with D. karisalmica. [details] Available for editors

taxonomy source (of Dalyellia karisalmica dupliparfera Weise, 1942) Luther, A. (1955). Die Dalyelliiden (Turbellaria Neorhabdocoela), eine Monographie. Acta Zoologica Fennica. 87: 1-337.
page(s): 128 [details] Available for editors

taxonomy source (of Dalyellia karisalmica dupliparfera Weise, 1942) Van Steenkiste, N.; Gobert, S.; Davison, P.; Kolasa, J.; Artois, T. (2011). Freshwater Dalyelliidae from the Nearctic (Platyhelminthes, Rhabdocoela): new taxa and records from Ontario, Canada and Michigan and Alabama, USA. Zootaxa. 3091: 1–32.
page(s): 21 [details] Available for editors

basis of record Faubel, A.; Noreña, C. (2001). Turbellaria, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 123-136 (look up in IMIS) [details] Available for editors

additional source Marcus, E. (1946). Sobre Turbellaria Brasileiros. Boletim Faculdade Filosofia, Ciencias e Letras; Universidade Sao Paulo, Zoologia. 11: 5-254.
page(s): 34 [details] Available for editors

additional source Ruebush, T. K.; Hayes, W. J. Jr. (1939). The genus Dalyellia in America II. Zoologischer Anzeiger. 128: 136-152.
page(s): 145, 149 [details] Available for editors

additional source Gieysztor, M. (1939). Übersicht der Rhabdocoelen und Alloeocoelen Polens. Archives d'Hydrobiologie et d'lchtyologie. 12: 1–54.
page(s): 16, 52 [details] Available for editors

new combination reference Gieysztor, M. (1938). Systematisch-anatomische Untersuchungen an Turbellarien Polens. Zoologica Poloniae. 3: 215–248. With 3 plates.
page(s): 244 [details] Available for editors

ecology source Korgina, E. M. (1986). Состав и численность турбеллярий прибрежной зоны рыбинского водохранилища. (Composition and abundance of turbellarians in the coastal zone of the Rybinsk reservoir). Биология внутренних вод (Biology of inland waters). 70: 32–37. [details] Available for editors

ecology source Korgina, E. M. (1989). Фауна турбеллярий водоемов бассейна верхней Волги (Turbellarian fauna of reservoirs of the upper Volga basin). Биология, систематика и функциональная морфология пресноводных животных (Biology, systematics, and functional morphology of freshwater animals). 56 (59): 3–17. [details] Available for editors

basis of record (of Dalyellia karisaimica) Beklemischev, V. N. (1921). Materiaux concernant la systematique et la faunistique des Turbellaria de la Russie de l'Est. (Materialen zur Systematik und Faunistik der Turbellarien Ost-Ruslands). Bulletin de l'Academie de Sciences de Russie. 6(15): 631–656. Fig 1-3.
page(s): 648; note: Only in the heading on p. 648. Epithet spelled correctly in the rest of the article [details]

additional source (of Dalyellia karisalmica Nasonov, 1917) Nasonov, N. V. (1924). Les traits généraux de la distribution géographique des Turbellaria rhabdocoelida dans la Russie d'Europe. Bulletin de l'Académie des Sciences de Russie.Série 4. 18 (12–18): 327–352. 1 Map.
page(s): 344, 345 [details] Available for editors

additional source (of Dalyellia karisalmica Nasonov, 1917) Nasonov, N. V. (1926). Die Turbellarienfauna des Leningrader Gouvernements. I. Hysterophora, Graffilidae und Dalyellidae. Bulletin de l'Académie des Sciences de l'URSS Ser.4. 20(9): 817-836.
page(s): 827–829, 831–832, 836 [details] Available for editors

additional source (of Dalyellia karisalmica Nasonov, 1917) Beklemischev, V. N. (1921). Materiaux concernant la systematique et la faunistique des Turbellaria de la Russie de l'Est. (Materialen zur Systematik und Faunistik der Turbellarien Ost-Ruslands). Bulletin de l'Academie de Sciences de Russie. 6(15): 631–656. Fig 1-3.
page(s): 648–649; note: Epithet spelled wrongly in the heading ("D. karisaimica") [details]

additional source (of Dalyellia karisalmica Nasonov, 1917) Luther, A. (1918). Vorläufiges Verzeichnis der rhabdocölen und alloeocölen Turbellarien Finnlands. Meddelanden af Societas pro Fauna et Flora Fennica. 44:47-52.
page(s): 49 [details]

additional source (of Dalyellia karisalmica Nasonov, 1917) Steinböck, O. (1932). Zur Turbellarienfauna der Südalpen, zugleich ein Beitrag zur geographischen Verbreitung der Süsswasserturbellarien. Zoogeographica, 1, p. 209-262, 4 f.
page(s): 213–214 [details] Available for editors

additional source (of Dalyellia rossi Graff, 1911) Steinböck, O. (1932). Die Turbellarien des arktischen Gebietes. Fauna arctica. 297-342.
page(s): 307 [details] Available for editors

additional source (of Dalyellia rossi Graff, 1911) Marcus, E. (1946). Sobre Turbellaria Brasileiros. Boletim Faculdade Filosofia, Ciencias e Letras; Universidade Sao Paulo, Zoologia. 11: 5-254.
page(s): 34 [details] Available for editors

additional source (of Dalyellia rossi Graff, 1911) Graff, L. von. (1913). Turbellaria II. Rhabdocoelida. [Das Tierreich, Eine Zusammenstellung und Kennzeichnung der rezenten Tierformen Heft 35/1913]. Berlin, Verlag von R. Friedländer und Sohn, Ausgegeben im Juni 1913., 484 pages. [reprinted 1966, Verlag Von J. Cramer W], available online at https://www.biodiversitylibrary.org/page/883047
page(s): 110–111 [details]

additional source (of Dalyellia rossi Graff, 1911) Ruebush, T. K. (1937). The genus Dalyellia in America. Zoologischer Anzeiger. 119: 237–256.
page(s): 249–251 [details] Available for editors

additional source (of Dalyellia rossi Graff, 1911) Gieysztor, M. (1929). Zur Kenntnis einiger Dalyellia-, Castradella- und Castrada-Arten. Bulletin International de l'Académie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles. Série B: Sciences Naturelles (II) (3/6): 155–195. Plates 8–10.
page(s): 159–166 [details] Available for editors

additional source (of Dalyellia rossi Graff, 1911) Stringer, C. F. (1918). Chapter XII. The free-living flatworms (Turbellaria). In: Ward, H.B. & Whipple G.C. (Eds.). Freshwater Biology. John Wiley & Sons, New York. 1111 pages.
page(s): 347 [details]

additional source (of Dalyellia rossi Graff, 1911) Reisinger, E.; Steinböck, O. (1927). Foreløbig Meddelelse om vor zoologiske Rejse i Grønland 1926. Meddelelser om Grønland. 74: 33-42.
page(s): 38–39; note: Later, Steinböck (1932: p. 308) considers this a misidentification and this record to be D. picta. [details] Available for editors

additional source (of Dalyellia rossi Graff, 1911) Ruebush, T.K. (1938). A comparative study of the turbellarian chromosomes. Zoologischer Anzeiger. 122: 321–329.
page(s): 323 [details] Available for editors

additional source (of Dalyellia karisalmica Nasonov, 1917) Gieysztor, M. (1926). Über die Rhabdocoelidenfauna aus der Umgebung von Warschau. Extrait du Bulletin de l'Academie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles - Série B: Sciences Naturelles. 617–671, t. 17-19.
page(s): 638–640, 666 [details] Available for editors

additional source (of Dalyellia karisalmica oligochaeta Nasonov, 1926) Gieysztor, M. (1929). Zur Kenntnis einiger Dalyellia-, Castradella- und Castrada-Arten. Bulletin International de l'Académie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles. Série B: Sciences Naturelles (II) (3/6): 155–195. Plates 8–10.
page(s): 164 [details] Available for editors

additional source (of Dalyellia karisalmica tabulifera Nasonov, 1926) Gieysztor, M. (1929). Zur Kenntnis einiger Dalyellia-, Castradella- und Castrada-Arten. Bulletin International de l'Académie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles. Série B: Sciences Naturelles (II) (3/6): 155–195. Plates 8–10.
page(s): 164 [details] Available for editors

source of synonymy (of Dalyellia karisalmica Nasonov, 1917) Gieysztor, M. (1929). Zur Kenntnis einiger Dalyellia-, Castradella- und Castrada-Arten. Bulletin International de l'Académie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles. Série B: Sciences Naturelles (II) (3/6): 155–195. Plates 8–10.
page(s): 159–162, 164–166 [details] Available for editors

source of synonymy (of Dalyellia hallezii borealis Eggers, 1924) Gieysztor, M. (1929). Zur Kenntnis einiger Dalyellia-, Castradella- und Castrada-Arten. Bulletin International de l'Académie Polonaise des Sciences et des Lettres. Classe des Sciences Mathématiques et Naturelles. Série B: Sciences Naturelles (II) (3/6): 155–195. Plates 8–10.
page(s): 165 [details] Available for editors

new combination reference (of Microdalyellia karisalmica (Nasonov, 1917) Ruebush & Hayes, 1939) Ruebush, T. K.; Hayes, W. J. Jr. (1939). The genus Dalyellia in America II. Zoologischer Anzeiger. 128: 136-152.
page(s): 148 [details] Available for editors