Marine Species of the British Isles and Adjacent Seas (MSBIAS)

CaRMS taxon details

Diastylis Say, 1818

AphiaID

110398 (urn:lsid:marinespecies.org:taxname:110398)

Classification

Status

accepted

Rank

Genus

Parent

Diastylidae Bate, 1856

Direct children (19)

Ordering

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Species Diastylis abbreviata G.O. Sars, 1871
Species Diastylis bidentata Calman, 1912
Species Diastylis cornuifer Blake, 1929
Species Diastylis edwardsii (Krøyer, 1841)
Species Diastylis glabra Zimmer, 1900
Species Diastylis goodsiri (Bell, 1855)
Species Diastylis koreana Calman, 1911
Species Diastylis lepechini Zimmer, 1926
Species Diastylis lucifera (Krøyer, 1837)
Species Diastylis oxyrhyncha Zimmer, 1926
Species Diastylis paraspinulosa Zimmer, 1926
Species Diastylis pellucida Hart, 1930
Species Diastylis polita Smith, 1879
Species Diastylis quadrispinosa G.O. Sars, 1871
Species Diastylis rathkei (Krøyer, 1841)
Species Diastylis scorpioides (Lepechin, 1780)
Species Diastylis sculpta G.O. Sars, 1871
Species Diastylis spinulosa Heller, 1875
Species Diastylis sulcata Calman, 1912

Environment

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

Original description

Say, T. (1817-1818). An account of the Crustacea of the United States. Journal of the Academy of Natural Sciences of Philadelphia. 1(1):57-63, 65-80 (pl.), 97-101, 155-169 (1817); 1(2): 235-253, 313-319, 374-401, 423-441 (1818)., available online at https://www.biodiversitylibrary.org/part/244401#/summary
page(s): 313 [details]

Taxonomic citation

Watling, L.; Gerken, S. (2021). World Cumacea Database. Diastylis Say, 1818. Accessed through: Kennedy, M.K., L. Van Guelpen, G. Pohle, L. Bajona (Eds.) (2021) Canadian Register of Marine Species at: http://marinespecies.org/carms./aphia.php?p=taxdetails&id=110398 on 2025-05-29

Regional species database citation

Nozères, C., Kennedy, M.K. (Eds.) (2025). Canadian Register of Marine Species. Diastylis Say, 1818. Accessed at: https://marinespecies.org/carms/aphia.php?p=taxdetails&id=110398 on 2025-05-29

Taxonomic edit history

Date

action

2004-12-21 15:54:05Z

created

Watling, Les

[taxonomic tree]

original description Say, T. (1817-1818). An account of the Crustacea of the United States. Journal of the Academy of Natural Sciences of Philadelphia. 1(1):57-63, 65-80 (pl.), 97-101, 155-169 (1817); 1(2): 235-253, 313-319, 374-401, 423-441 (1818)., available online at https://www.biodiversitylibrary.org/part/244401#/summary
page(s): 313 [details]

basis of record Watling, L. (2001). Cumacea, 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. 308-310 (look up in IMIS) [details]

additional source Zimmer, C. (1933). Cumacea. The fauna of the North Sea and Baltic, 23(10.g4). Akademische Verlagsgesellschaft: Leipzig, Germany. 70-120 pp. (look up in IMIS) [details]

Present

Inaccurate

Introduced: alien

Containing type locality

Unreviewed

Type designation OPINION 2020 (Case 3078)
Diastylis Say, 1818 (Crustacea, Cumacea): Cuma rathkii Krøyer, 1841 designated as type species

Abstract. The Commission has designated Cuma rathkii Krøyer, 1841 as the type species of the cumacean genus Diastylis Say, 1818, replacing D. arenarius Say, 1818, the original type species. The original material of D. arenarius is lost and the taxon is not identifiable from its description. [details]

Definitions