Copepoda taxon details
Acanthocyclops vernalis vernalis (Fischer, 1853)
729755 (urn:lsid:marinespecies.org:taxname:729755)
accepted
Subspecies
Acanthocyclops plattensis Pennak & Ward, 1985 · unaccepted
Acanthocyclops vernalis (Fischer, 1853) · alternative representation
Cyclops elongatus Claus, 1863 · unaccepted
Cyclops vernalis Fischer, 1853 · alternative representation
Cyclops vernalis vernalis Fischer, 1853 · unaccepted
Diacyclops plattensis (Pennak & Ward, 1985) · unaccepted
(of Acanthocyclops vernalis (Fischer, 1853)) Karanovic, T. & M. Blaha. (2019). Taming extreme morphological variability through coupling of molecular phylogeny and quantitative phenotype analysis as a new avenue for taxonomy. Scientific Reports, 9:1-14., available online at https://doi.org/10.1038/s41598-019-38875-2 [details] Available for editors 
[request]
(of Cyclops vernalis Fischer, 1853) Fischer, S. (1853). Vklad v znaniya o tsiklopidakh, obitayushchikh v rayone Sankt-Peterburga (prodolzheniye).. [Beiträge zur Kenntnis der in der Umgegend von St. Petersburg sich findenden Cyclopiden. (Fortsetzung). Contributions to the knowledge of the Cyclopoids found in the vicinity of St. Petersburg (continued)]. <em>Bulletin de la Société Impériale des Naturalistes de Moscou.</em> 26(1):74-100, pls. 2-3.
page(s): 26(1):74-100, pls. 2-3. [details]
[request](of Cyclops vernalis Fischer, 1853) Fischer, S. (1853). Vklad v znaniya o tsiklopidakh, obitayushchikh v rayone Sankt-Peterburga (prodolzheniye).. [Beiträge zur Kenntnis der in der Umgegend von St. Petersburg sich findenden Cyclopiden. (Fortsetzung). Contributions to the knowledge of the Cyclopoids found in the vicinity of St. Petersburg (continued)]. <em>Bulletin de la Société Impériale des Naturalistes de Moscou.</em> 26(1):74-100, pls. 2-3.
page(s): 26(1):74-100, pls. 2-3. [details]
Walter, T.C.; Boxshall, G. (2025). World of Copepods Database. Acanthocyclops vernalis vernalis (Fischer, 1853). Accessed at: https://www.marinespecies.org/copepoda/aphia.php?p=taxdetails&id=729755 on 2026-07-22
original description
(of Acanthocyclops vernalis (Fischer, 1853)) Karanovic, T. & M. Blaha. (2019). Taming extreme morphological variability through coupling of molecular phylogeny and quantitative phenotype analysis as a new avenue for taxonomy. Scientific Reports, 9:1-14., available online at https://doi.org/10.1038/s41598-019-38875-2 [details] Available for editors [request]
original description (of Cyclops vernalis Fischer, 1853) Fischer, S. (1853). Vklad v znaniya o tsiklopidakh, obitayushchikh v rayone Sankt-Peterburga (prodolzheniye).. [Beiträge zur Kenntnis der in der Umgegend von St. Petersburg sich findenden Cyclopiden. (Fortsetzung). Contributions to the knowledge of the Cyclopoids found in the vicinity of St. Petersburg (continued)]. <em>Bulletin de la Société Impériale des Naturalistes de Moscou.</em> 26(1):74-100, pls. 2-3.
page(s): 26(1):74-100, pls. 2-3. [details]
original description (of Cyclops vernalis vernalis Fischer, 1853) Fischer, S. (1853). Vklad v znaniya o tsiklopidakh, obitayushchikh v rayone Sankt-Peterburga (prodolzheniye).. [Beiträge zur Kenntnis der in der Umgegend von St. Petersburg sich findenden Cyclopiden. (Fortsetzung). Contributions to the knowledge of the Cyclopoids found in the vicinity of St. Petersburg (continued)]. <em>Bulletin de la Société Impériale des Naturalistes de Moscou.</em> 26(1):74-100, pls. 2-3. [details]
original description (of Acanthocyclops plattensis Pennak & Ward, 1985) Pennak, R.W. & J.V. Ward. (1985). New cyclopoid copepods from interstitial habitats of a Colorado mountain stream. Transactions of the American Microscopical Society 104(3):216-222, figs. 1-2, tab. 1. (vii-1985), available online at https://doi.org/10.2307/3226433 [details] Available for editors [request]
original description (of Cyclops elongatus Claus, 1863) Claus, C. (1863). Die frei lebenden Copepoden mit besonderer Berücksichtigung der Fauna Deutschlands, der Nordsee und des Mittelmeeres. [The free-living copepods with special consideration of the fauna of Germany, the North Sea and the Mediterranean.]. <em>Verlag von Wilhelm Engelmann, Leipzig.</em> 230 pp., pls. 1-37., available online at https://www.biodiversitylibrary.org/page/11820384 [details]
additional source Dévai, I. (1977). Az Evezólabu Ránkok (Calanoida es Cyclopoida) Alrendjeinek kishatarozoja. [Identification book of the copepod suborders (Calanoida and Cyclopoida).]. <em>In: Felföldy, L. (ed.) Hydrobiology for water management praxis, Budapest, Vizügyi Dokumentációs és Továbbképzó Intézet.</em> vol. 5: 220 pp. (Hungarian). [details] Available for editors [request]
additional source Damian-Georgescu, A. (1963). Copepoda. Fam. Cyclopidae (forme de apa dulce). [Copepoda. Fam. Cyclopidae (freshwater forms).]. <em>Fauna Republicii Populare Romîne, Crustacea.</em> 4(6):1-205, figs. 1-105. [details] Available for editors [request]
additional source Monchenko, V.I. (1974). Shchelepnoroti tsiklopodiny, tsiklopi (Cyclopidae). Gnathostoma, Cyclopoida, (Cyclopidae). [Sliver-clawed cyclopoids, Cyclops (Cyclopidae). Gnathnostoma, Cyclopoida, (Cyclopidae).]. <em>Fauna Ukrainy, Fauna of Ukraine, Vidavnitstvo Naukova Dumka, Kiev.</em> 27(3):1-452, figs. 1-142. (28-vi-1974, Ukrainian).
page(s): 223-231 [details] Available for editors [request]
additional source Zamudio-Valdéz, J.A. (1991). Los copepodos de vida libre (Crustacea, Maxillopoda) del Valle de Cuatro Cienegas, Coahuila, Mexico. [Free-living copepods (Crustacea, Maxillopoda) of the Cuatro Cienegas Valley, Coahuila, Mexico.]. <em>Tesis Titulo de Biologo, Universidad Autonoma de Nuevo Leon, Mexico.</em> 107 pp. [details] Available for editors [request]
additional source Battes, K.P. (2008). Zooplanktonic microcrustaceans from several glacial lakes located in the Retezat Mountains (Transylvania, Romania). <em>Studia Universitatis Babes-Bolyai, Biologia.</em> 53(1):3-7. [details] Available for editors [request]
additional source Hare, R.L. (1976). The macroscopic zoobenthos of Parry Sound, Georgian Bay. <em>M.Sc. Thesis, University of Waterloo, Waterloo, Ontario, Canada.</em> 216 pp. [details] Available for editors [request]
additional source Wiilson, Lindsey W. (2013). Responses of aquatic invertebrate assemblages to an iron treatment aimed at reducing internal phosphorus loading. <em>M.Sc. Thesis, University of Alberta, Edmonton, Alberta, Canada.</em> 109 pp. [details] Available for editors [request]
additional source MacLennan, M.M. (2015). Cumulative Impacts of Multiple Stressors on Aquatic Communities: Novel Fish Predators in Warming Mountain Lakes. <em>Ph.D. Thesis, University of Alberta, Edmonton, Alberta, Canada.</em> 199 pp. [details] Available for editors [request]
[request]original description (of Cyclops vernalis Fischer, 1853) Fischer, S. (1853). Vklad v znaniya o tsiklopidakh, obitayushchikh v rayone Sankt-Peterburga (prodolzheniye).. [Beiträge zur Kenntnis der in der Umgegend von St. Petersburg sich findenden Cyclopiden. (Fortsetzung). Contributions to the knowledge of the Cyclopoids found in the vicinity of St. Petersburg (continued)]. <em>Bulletin de la Société Impériale des Naturalistes de Moscou.</em> 26(1):74-100, pls. 2-3.
page(s): 26(1):74-100, pls. 2-3. [details]
original description (of Cyclops vernalis vernalis Fischer, 1853) Fischer, S. (1853). Vklad v znaniya o tsiklopidakh, obitayushchikh v rayone Sankt-Peterburga (prodolzheniye).. [Beiträge zur Kenntnis der in der Umgegend von St. Petersburg sich findenden Cyclopiden. (Fortsetzung). Contributions to the knowledge of the Cyclopoids found in the vicinity of St. Petersburg (continued)]. <em>Bulletin de la Société Impériale des Naturalistes de Moscou.</em> 26(1):74-100, pls. 2-3. [details]
original description (of Acanthocyclops plattensis Pennak & Ward, 1985) Pennak, R.W. & J.V. Ward. (1985). New cyclopoid copepods from interstitial habitats of a Colorado mountain stream. Transactions of the American Microscopical Society 104(3):216-222, figs. 1-2, tab. 1. (vii-1985), available online at https://doi.org/10.2307/3226433 [details] Available for editors
[request]original description (of Cyclops elongatus Claus, 1863) Claus, C. (1863). Die frei lebenden Copepoden mit besonderer Berücksichtigung der Fauna Deutschlands, der Nordsee und des Mittelmeeres. [The free-living copepods with special consideration of the fauna of Germany, the North Sea and the Mediterranean.]. <em>Verlag von Wilhelm Engelmann, Leipzig.</em> 230 pp., pls. 1-37., available online at https://www.biodiversitylibrary.org/page/11820384 [details]
additional source Dévai, I. (1977). Az Evezólabu Ránkok (Calanoida es Cyclopoida) Alrendjeinek kishatarozoja. [Identification book of the copepod suborders (Calanoida and Cyclopoida).]. <em>In: Felföldy, L. (ed.) Hydrobiology for water management praxis, Budapest, Vizügyi Dokumentációs és Továbbképzó Intézet.</em> vol. 5: 220 pp. (Hungarian). [details] Available for editors
[request]additional source Damian-Georgescu, A. (1963). Copepoda. Fam. Cyclopidae (forme de apa dulce). [Copepoda. Fam. Cyclopidae (freshwater forms).]. <em>Fauna Republicii Populare Romîne, Crustacea.</em> 4(6):1-205, figs. 1-105. [details] Available for editors
[request]additional source Monchenko, V.I. (1974). Shchelepnoroti tsiklopodiny, tsiklopi (Cyclopidae). Gnathostoma, Cyclopoida, (Cyclopidae). [Sliver-clawed cyclopoids, Cyclops (Cyclopidae). Gnathnostoma, Cyclopoida, (Cyclopidae).]. <em>Fauna Ukrainy, Fauna of Ukraine, Vidavnitstvo Naukova Dumka, Kiev.</em> 27(3):1-452, figs. 1-142. (28-vi-1974, Ukrainian).
page(s): 223-231 [details] Available for editors
[request]additional source Zamudio-Valdéz, J.A. (1991). Los copepodos de vida libre (Crustacea, Maxillopoda) del Valle de Cuatro Cienegas, Coahuila, Mexico. [Free-living copepods (Crustacea, Maxillopoda) of the Cuatro Cienegas Valley, Coahuila, Mexico.]. <em>Tesis Titulo de Biologo, Universidad Autonoma de Nuevo Leon, Mexico.</em> 107 pp. [details] Available for editors
[request]additional source Battes, K.P. (2008). Zooplanktonic microcrustaceans from several glacial lakes located in the Retezat Mountains (Transylvania, Romania). <em>Studia Universitatis Babes-Bolyai, Biologia.</em> 53(1):3-7. [details] Available for editors
[request]additional source Hare, R.L. (1976). The macroscopic zoobenthos of Parry Sound, Georgian Bay. <em>M.Sc. Thesis, University of Waterloo, Waterloo, Ontario, Canada.</em> 216 pp. [details] Available for editors
[request]additional source Wiilson, Lindsey W. (2013). Responses of aquatic invertebrate assemblages to an iron treatment aimed at reducing internal phosphorus loading. <em>M.Sc. Thesis, University of Alberta, Edmonton, Alberta, Canada.</em> 109 pp. [details] Available for editors
[request]additional source MacLennan, M.M. (2015). Cumulative Impacts of Multiple Stressors on Aquatic Communities: Novel Fish Predators in Warming Mountain Lakes. <em>Ph.D. Thesis, University of Alberta, Edmonton, Alberta, Canada.</em> 199 pp. [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
To Barcode of Life (17 barcodes) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To Biodiversity Heritage Library (13 publications) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To European Nucleotide Archive, ENA (Acanthocyclops vernalis) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To GenBank (100 nucleotides; 64 proteins) (from synonym Cyclops vernalis Fischer, 1853)
To GenBank (100 nucleotides; 64 proteins) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To NMNH Extant Collection (IZ CRT 259519 Acanthocyclops vernalis dorsal length 52 photo) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To NMNH Extant Collection (IZ CRT 259519 Acanthocyclops vernalis lateral length 52 photo) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To USNM Invertebrate Zoology Arthropoda Collection (1 record) (from synonym Acanthocyclops plattensis Pennak & Ward, 1985)
To USNM Invertebrate Zoology Arthropoda Collection (97 records) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To Biodiversity Heritage Library (13 publications) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To European Nucleotide Archive, ENA (Acanthocyclops vernalis) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To GenBank (100 nucleotides; 64 proteins) (from synonym Cyclops vernalis Fischer, 1853)
To GenBank (100 nucleotides; 64 proteins) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To NMNH Extant Collection (IZ CRT 259519 Acanthocyclops vernalis dorsal length 52 photo) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To NMNH Extant Collection (IZ CRT 259519 Acanthocyclops vernalis lateral length 52 photo) (from synonym Acanthocyclops vernalis (Fischer, 1853))
To USNM Invertebrate Zoology Arthropoda Collection (1 record) (from synonym Acanthocyclops plattensis Pennak & Ward, 1985)
To USNM Invertebrate Zoology Arthropoda Collection (97 records) (from synonym Acanthocyclops vernalis (Fischer, 1853))
