Omphalotrochus

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Omphalotrochus is an extinct taxonomic genus of Paleozoic gastropods.{{cite journal |first1=P. |last1=Bouchet |first2=J.-P. |last2=Rocroi |first3=J. |last3=Frýda |first4=B. |last4=Hausdorf |first5=W. |last5=Ponder |first6=A. |last6=Valdes |first7=A. |last7=Warén |year=2005 |title=A nomenclator and classification of gastropod family-group names |journal=Malacologia |volume=47 |number=1–2 |pages=1–368}} It is widely distributed in the upper Paleozoic and has been an important index fossil.{{cite journal |last1=Yochelson |first1=Ellis L. |title=Some Problems Concerning the Distribution of the Late Paleozoic Gastropod Omphalotrochus |journal=Science |date=6 August 1954 |volume=120 |issue=3110 |pages=233–234 |doi=10.1126/science.120.3110.233|pmid=17737420 |bibcode=1954Sci...120..233Y }}

Species

Species in the genus Omphalotrochus include:

O. alleni Yochelson, 1956{{cite journal |first1=E. L. |last1=Yochelson |last2=Bowsher |first2=A.L. |year=1956 |title=Permian Gastropoda of the southwestern United States. 1. Euomphalacea, Trochonematacea, Pesudophoracea, Anomphalacea, Craspedostomatacea, and Platyceratacea |journal=Bulletin of the American Museum of Natural History |volume=110 |number=3 |pages=173–276 |hdl=2246/1768 |url=https://digitallibrary.amnh.org/handle/2246/1768 |access-date=25 October 2021}}
O. antiquus d'Orbigny, 1842{{cite journal |last1=Badyrka |first1=Kira |last2=Clapham |first2=Matthew E. |last3=López |first3=Shirley |title=Paleoecology of brachiopod communities during the late Paleozoic ice age in Bolivia (Copacabana Formation, Pennsylvanian–Early Permian) |journal=Palaeogeography, Palaeoclimatology, Palaeoecology |date=October 2013 |volume=387 |pages=56–65 |doi=10.1016/j.palaeo.2013.07.016|bibcode=2013PPP...387...56B |s2cid=42512923 |url=http://www.escholarship.org/uc/item/79k651k2 }}
O. calaniculatus Trautschold, 1879{{cite journal |first1=A.V. |last1=Mazaev |year=1994 |title=Middle and Upper Carboniferous gastropods from the central part of the Russian Plate: part 1. Euomphalacea |journal=Ruthenica |volume=4 |number=1 |pages=21–33}}
O. cochisensis Yochelson, 1956
O. hessensis Yochelson, 1956
O. kalitvaensis Licharev, 1940
O. kalmiussi Zernetskaya, 1967{{cite book |first1=N.V. |last1=Zernetskaya |year=1967 |chapter=Gastropoda fauna of the Lower Visean of Donetz Basin |title=Fauna of the Lower Visean Deposits of Greater Donbas |pages=30–42}}
O. karakubensis Zernetskaya, 1967{{cite book |first1=N.V. |last1=Zernetskaya |year=1967 |chapter=Gastropoda fauna of the Lower Visean of Donetz Basin |title=Fauna of the Lower Visean Deposits of Greater Donbas |pages=30–42}}
O. obtusispira Shumard, 1859{{cite journal |first1=B.S. |last1=Kues |year=1995 |title=Marine fauna of the Early Permian (Wolfcampian) Robledo Mountains Member, Hueco Formation, southern Robledo Mountains, New Mexico |journal=New Mexico Museum of Natural History and Science Bulletin |volume=6 |pages=63–90}}
O. spinosus Yochelson, 1956
O. whitneyi Meek, 1864
O. wolfcampensis Yochelson, 1956

References

Category:Prehistoric gastropod genera