''Cyzicus'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
clam shrimp
Clam shrimp are a group of bivalved branchiopod crustaceans that resemble the unrelated bivalved molluscs. They are extant and also known from the fossil record, from at least the Devonian period and perhaps before. They were originally classifi ...
s in the family
Cyzicidae
Cyzicidae is a family of crustaceans in the order Spinicaudata. They are distinguished from the family Leptestheriidae by the absence of a rostral spine. Some members of Cyzicidae are known to burrow through mud, leading to speculation that they ...
. Identified by
Jean Victoire Audouin
Jean Victor Audouin (27 April 1797 – 9 November 1841), sometimes Victor Audouin, was a French naturalist, an entomologist, herpetologist, ornithologist, and malacologist.
Biography
Audouin was born in Paris and was educated in the field of me ...
in 1837, the genus was reidentified as ''Caenestheriella'' by
Eugen von Daday in 1910.
There are seven species in the genus:
[
*'' Cyzicus belfragei'' (Packard, 1871) – Belfrage clam shrimp
*'' Cyzicus californicus'' (Packard, 1883) – California clam shrimp
*'']Cyzicus elongatus
Cyzicus (; grc, Κύζικος ''Kúzikos''; ota, آیدینجق, ''Aydıncıḳ'') was an ancient Greek town in Mysia in Anatolia in the current Balıkesir Province of Turkey. It was located on the shoreward side of the present Kapıdağ Peni ...
'' (Mattox, 1957 – elongate clam shrimp
*'' Cyzicus gynecia'' (Mattox, 1949) – Mattox clam shrimp
*''Cyzicus mexicanus
Cyzicus (; grc, Κύζικος ''Kúzikos''; ota, آیدینجق, ''Aydıncıḳ'') was an ancient Greek town in Mysia in Anatolia in the current Balıkesir Province of Turkey. It was located on the shoreward side of the present Kapıdağ Peni ...
'' (Claus, 1860) – Mexican clam shrimp
*''Cyzicus morsei
Cyzicus (; grc, Κύζικος ''Kúzikos''; ota, آیدینجق, ''Aydıncıḳ'') was an ancient Greek town in Mysia in Anatolia in the current Balıkesir Province of Turkey. It was located on the shoreward side of the present Kapıdağ Peni ...
'' (Packard, 1883) – Morse clam shrimp
*''Cyzicus setosa
Cyzicus (; grc, Κύζικος ''Kúzikos''; ota, آیدینجق, ''Aydıncıḳ'') was an ancient Greek town in Mysia in Anatolia in the current Balıkesir Province of Turkey. It was located on the shoreward side of the present Kapıdağ Peni ...
'' (Pearse, 1912) – setose clam shrimp
References
Branchiopoda genera
Spinicaudata
{{Branchiopoda-stub