''Holopea'' is an extinct

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of fossil

sea snail Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...

Paleozoic The Paleozoic ( , , ; or Palaeozoic) Era is the first of three Era (geology), geological eras of the Phanerozoic Eon. Beginning 538.8 million years ago (Ma), it succeeds the Neoproterozoic (the last era of the Proterozoic Eon) and ends 251.9 Ma a ...

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...

s in the family

Holopeidae †Holopeidae is an extinct family of paleozoic gastropod mollusks.MolluscaBase eds. (2022). MolluscaBase. Holopeidae Cossmann, 1908 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails& ...

.MolluscaBase eds. (2022). MolluscaBase. Holopea Hall, 1847 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1558321 on 2022-11-12 These molluscs were stationary epifaunal suspension feeders. They lived in the

Era,

Ordovician The Ordovician ( ) is a geologic period and System (geology), system, the second of six periods of the Paleozoic Era (geology), Era, and the second of twelve periods of the Phanerozoic Eon (geology), Eon. The Ordovician spans 41.6 million years f ...

Period, upper

Arenigian In geology, the Arenig (or Arenigian) is a time interval during the Ordovician period and also the suite of rocks which were deposited during this interval. History The term was first used by Adam Sedgwick in 1847 with reference to the "Arenig ...

age (between 478.6 ± 1.7 and 471.8 ± 1.6 million years ago) to the

Carboniferous The Carboniferous ( ) is a Geologic time scale, geologic period and System (stratigraphy), system of the Paleozoic era (geology), era that spans 60 million years, from the end of the Devonian Period Ma (million years ago) to the beginning of the ...

period, lower

Serpukhovian The Serpukhovian is in the ICS geologic timescale the uppermost stage or youngest age of the Mississippian, the lower subsystem of the Carboniferous. The Serpukhovian age lasted from Ma to Ma. It is preceded by the Visean and is followed ...

age (from 328.3 (± 1.6) Ma to 318.1 (± 1.3) mya).

Distribution

These fossil gastropods are found in: the Permian of China; the Devonian of Australia, Canada, United States; the Silurian of Australia, Canada, Russia, Sweden, United Kingdom, United States; the Ordovician of Canada, China, the Czech Republic, Estonia, Iran, New Zealand, Norway, Sweden, the United Kingdom, United States; Chazy of Canada; Arenig of Greenland.

References

* Pan, Y.-T. (1978). Gastropoda. In: Chengdu Institute of Geology and Mineral Resources (Ed.) Paleontological Atlas of Southwest China. Sichuan Volume 2. Geological Publishing House, Beijing, pp. 403–428

External links

J. Hall. 1847. ''Containing descriptions of the organic remains of the lower division of the New York system (equivalent of the Lower Silurian rocks of Europe).'' Paleontology of New York 1:1-338

Paleobiology Database
*Sepkoski, Jac
Sepkoski's Online Genus Database
Holopeidae Ordovician gastropods Silurian gastropods Devonian gastropods Carboniferous gastropods Paleozoic animals of Asia Ordovician animals of Europe Fossils of the Czech Republic Letná Formation Early Ordovician first appearances Carboniferous extinctions Paleozoic life of Ontario Paleozoic life of Manitoba Paleozoic life of Nova Scotia Paleozoic life of Nunavut Paleozoic life of Quebec {{paleo-gastropod-stub

Distribution

See also

References

External links