Venustas Fragilis
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''Venustas'' is a
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
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 ...
s, marine
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 Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Calliostomatidae Calliostomatidae is a family of sea snails within the superfamily Trochoidea and the clade Vetigastropoda.Gofas, S. (2013). Calliostomatidae. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetail ...
within the superfamily Trochoidea, the top snails, turban snails and their allies.WoRMS (2012). ''Venustas''. Accessed through:
World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...
at http://www.marinespecies.org/aphia.php?p=taxdetails&id=465612 on 2012-12-07
''Venustas'' Finlay, 1927 is an officially rejected name (ICZN Opinion 479).


Species

* †'' Venustas fragilis'' (Finlay, 1923) ;Synonyms: * ''Venustas blacki'' Powell, 1950: synonym of ''Calliostoma (Maurea) blacki'' (Powell, 1950) * ''Venustas couperi'' Vella, 1954: synonym of '' Calliostoma blacki'' (Powell, 1950) * ''Venustas cunninghami cunninghami'' Dell, 1950: synonym of Calliostoma (Maurea) selectum (Dillwyn, 1817) * ''Venustas cunninghami regifica'' Finlay, 1927: synonym of Calliostoma (Maurea) selectum (Dillwyn, 1817) * ''Venustas cunninghami pagoda'' Dell, 1950: synonym of Calliostoma (Maurea) selectum (Dillwyn, 1817) * ''Venustas foveauxana'' Dell, 1950: synonym of ''Calliostoma (Maurea) foveauxanum'' (Dell, 1950); synonym of '' Maurea foveauxana'' (Dell, 1950) * ''Venustas megaloprepes'' Powell, 1955: synonym of ''Calliostoma (Maurea) megaloprepes'' (Tomlin, 1948) * ''Venustas pellucida pellucida'' Dell, 1950: synonym of Calliostoma (Maurea) pellucidum (Valenciennes, 1846) * ''Venustas pellucida spirata'' Dell, 1950: synonym of Calliostoma (Maurea) pellucidum (Valenciennes, 1846) * ''Venustas punctulata multigemmata'' Powell, 1952: synonym of '' Calliostoma granti'' (Powell, 1931) * ''Venustas punctulata punctulata'' Dell, 1950: synonym of ''Calliostonia (Maurea) punctulatum'' (Martyn, 1784) * ''Venustas punctulata urbanior'' Deii, 1950: synonym of ''Calliostonia (Maurea) punctulatum'' (Martyn, 1784) * ''Venustas spectabile'' Dell, 1950: synonym of ''Calliostoma (Maurea) spectabile'' (A. Adams, 1855) * ''Venustas tigris chathamensis'' Dell, 1950: synonym of ''Calliostoma (Maurea) tigris'' (Gmelin, 1791) * ''Venustas tigris tigris'' Dell, 1950: synonym of ''Calliostoma (Maurea) tigris'' (Gmelin, 1791) * ''Venustas (Mucrinops) osbornei'' Firilay, 1926: synonym of ''Calliostoma (Maurea) osbornei'' Powell, 1926 * ''Venustas (Mucrinops) punctulata punctulata'' Finiay. 1926: synonym of ''Calliostonia (Maurea) punctulatum'' (Martyn, 1784) * ''Venustas (Mucrinops) punctulata urbanior'' Finlay, 1926: synonym of ''Calliostonia (Maurea) punctulatum'' (Martyn, 1784) * ''Venustas (Mucrinops) spectabilis'' Finlay, 1926: synonym of ''Calliostoma (Maurea) spectabile'' (A. Adams, 1855) * ''Venustas (Venustas) hodgei'' Finlay, 1926: synonym of Calliostoma (Maurea) selectum (Dillwyn, 1817) * ''Venustas (Venustas) cunninghami'' Finlay, 1926: synonym of Calliostoma (Maurea) selectum (Dillwyn, 1817) * ''Venustas (Venustas) pellucida'' Finlay, 1926: synonym of Calliostoma (Maurea) pellucidum (Valenciennes, 1846) * ''Venustas (Venustas) ponderosa'' Finlay, 1926: synonym of Calliostoma (Maurea) selectum (Dillwyn, 1817) * ''Venustas (Venustas) tigris'' Finlay, 1926: synonym of ''Calliostoma (Maurea) tigris'' (Gmelin, 1791) * ''Venustas (Venustas) undulala'' Finlay, 1926: synonym of Calliostoma (Maurea) pellucidum (Valenciennes, 1846)


References

* Allan, R. S. (1926). The geology and palaeontology of the Lower Waihao Basin, South Canterbury, New Zealand. Transactions of the New Zealand Institute. 57: 265-309 NIZT 682 * Dell. R K. 1950. ''The molluscan genus Venustas in New Zealand waters''. Dominion Museum (Wellington) Records in Zoology 5:39-54 * Marshall B.A. (1995), ''A Revision of the Recent Calliostoma Species of New Zealand (Mollusca: Gastropoda: Trochoidea)''; The Nautilus 108 (4), p. 83-127


External links


World Register of Marine Species
Calliostomatidae Monotypic gastropod genera {{Calliostomatidae-stub