''Herpetopoma'' 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 ...

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 ...

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine current power * Marine debris * Marine energy * Marine habitats * Mari ...

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 ...

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

s of 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 ...

Chilodontaidae Chilodontaidae is a taxonomic family of mostly small deepwater sea snails, marine gastropod molluscs in the clade Vetigastropoda (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). Taxonomy The family was previously in ...

.Bouchet, P. (2010). Herpetopoma Pilsbry, 1890. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=391155 on 25 March 2013 In the past, this genus was often treated as a subgenus of ''

Euchelus ''Euchelus'' is a genus of sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Chilodontaidae (formerly in the family Trochidae). Description The umbilicate or imperforate shell has a globose-turbinate shape. It ...

''. However, this genus may prove to be a composite taxon, given the diversity of the shell forms.

Description

The shell has a turbinate-conic shape as in ''

''. The

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is elevated. The operculum is multispiral as in a typical ''

Trochus ''Trochus'' is a genus of medium-to large-sized, top-shaped sea snails with an operculum, of the family Trochidae, the top snails.Bouchet, P.; Gofas, S. (2010). Trochus Linnaeus, 1758. Accessed through: World Register of Marine Species at http:/ ...

'' and with more, less rapidly expanding

whorl A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs). In nature File:Photograph and axial plane floral diagra ...

s compared with ''Euchelus''.Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia
/ref> Species in this genus has typically two teeth, joined by a U-shaped notch, where the

columella Lucius Junius Moderatus Columella (, Arabic: ) was a prominent Roman writer on agriculture in the Roman Empire. His in twelve volumes has been completely preserved and forms an important source on Roman agriculture and ancient Roman cuisin ...

and the basal lips join.

Species

Species within the genus ''Herpetoma'' include: * '' Herpetopoma alacerrimum''

Dell Dell Inc. is an American technology company that develops, sells, repairs, and supports personal computers (PCs), Server (computing), servers, data storage devices, network switches, software, computer peripherals including printers and webcam ...

, 1956 * '' Herpetopoma alarconi'' (Rehder, 1980) * '' Herpetopoma annectans'' (Tate, 1893) * '' Herpetopoma aspersum'' (Philippi, 1846) * '' Herpetopoma barbieri'' Poppe, Tagaro & Dekker, 2006 * '' Herpetopoma bellum'' (

Hutton Hutton may refer to: Places ;Antarctica * Hutton Cliffs, Ross Island * Hutton Mountains ;Australia * Hutton Sandstone Formation ;Canada * Hutton, Alberta, a locality * Hutton, British Columbia, a railway point * Hutton railway station, Brit ...

, 1873) * '' Herpetopoma benthicola'' Powell, 1937 * '' Herpetopoma corallinum'' Jansen, 1994 * '' Herpetopoma corrugatum'' (Pease, 1861) * '' Herpetopoma crassilabrum'' (G. B. Sowerby III, 1905) * '' Herpetopoma elevatum'' Jansen, 1994 * '' Herpetopoma exasperatum'' (A. Adams, 1853) * '' Herpetopoma fenestratum'' (Tate, 1893) * '' Herpetopoma fimbriatum'' (Pease, 1861) * '' Herpetopoma gemmatum'' (Gould, 1845) * '' Herpetopoma helix'' (Barnard, 1964) * '' Herpetopoma hivaoaense'' Vilvens, 2017 * '' Herpetopoma howensis'' Jansen, 1994 * ''

Herpetopoma instrictum ''Herpetopoma instrictum'', common name the basket-like false top shell, is a species of sea snail, a marine gastropod mollusc in the family Chilodontaidae.Bouchet, P. (2012). ''Herpetopoma instrictum'' (Gould, 1849). Retrieved through: World Re ...

'' (Gould, 1849) * † '' Herpetopoma komiticum'' (Laws, 1939) * '' Herpetopoma larochei'' ( Powell, 1926) * '' Herpetopoma lischkei'' (Pilsbry, 1904) * '' Herpetopoma ludiviniae'' (Poppe, Tagaro & Dekker, 2006) * '' Herpetopoma mariae''

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, 1930 * '' Herpetopoma naokoae'' Poppe, Tagaro & Dekker, 2006 * '' Herpetopoma nexus'' (Bozzetti, 2014) * '' Herpetopoma norfolkense'' Jansen, 1994 * '' Herpetopoma pantantoi'' Vilvens, 2017 * † '' Herpetopoma parvumbilicatum'' (Laws, 1939) * ''

Herpetopoma pauperculum ''Herpetopoma pauperculum'' is a species of sea snail, a marine gastropod mollusc in the family Chilodontaidae.Bouchet, P. (2012). ''Herpetopoma pauperculum'' (Lischke, 1872). Retrieved through: World Register of Marine Species at http://www.m ...

'' (Lischke, 1872) * '' Herpetopoma poichilum'' Vilvens, 2012 * '' Herpetopoma pruinosum'' (Marshall, 1979) * '' Herpetopoma pumilio'' (Tate, 1893) * '' Herpetopoma rubrum'' (A. Adams, 1853) * '' Herpetopoma scabriusculum'' (A. Adams & Angas, 1867) * '' Herpetopoma serratocinctum'' Herbert, 2012 * '' Herpetopoma seychellarum'' (G. Nevill & H. Nevill, 1869) * '' Herpetopoma stictum'' Herbert, 2012 * '' Herpetopoma sulciferum'' (A. Adams, 1853) * '' Herpetopoma verruca'' (Gould, 1861) * '' Herpetopoma vitilevuense'' Vilvens, 2017 * '' Herpetopoma vixumbilicatum'' (Tate, 1893) * ''

Herpetopoma xeniolum ''Herpetopoma xeniolum'' is a species of sea snail, a marine gastropod mollusc in the family Chilodontaidae. D.G. Herbert (2012) wasn't convinced that this poorly known species belonged in the genus ''Herpetopoma'' and puts it in ''Herpetopoma ...

'' (Melvill, 1918) ;Species brought into synonymy: * ''Herpetopoma aspersa'' ic synonym of '' Herpetopoma aspersum'' (Philippi, 1846) (incorrect gender ending) * ''Herpetopoma atratum'' (Gmelin, 1791): synonym of '' Euchelus atratus'' (Gmelin, 1791) * ''Herpetopoma bella'' ic synonym of ''Herpetopoma bellum'' (Hutton, 1873) * ''Herpetopoma clathratum'' (A. Adams, 1853): synonym of '' Vaceuchelus clathratus'' (A. Adams, 1853) * ''Herpetopoma eboreum'' Vilvens & Heros, 2003: synonym of ''

'' (Melvill, 1918) * ''Herpetopoma fischeri'' (Montrouzier n Souverbie & Montrouzier 1866): synonym of ''Herpetopoma exasperatum'' (A. Adams, 1853) * ''Herpetopoma foveolatum'' (

A. Adams Arthur Adams (1820 in Gosport, Hampshire – 1878) was an England, English physician and natural history, naturalist. Adams was assistant surgeon Royal Navy on board HMS Samarang (1822), HMS ''Samarang'' during the survey of the islands of ...

, 1851): synonym of '' Vaceuchelus foveolatus'' (A. Adams, 1853) * ''Herpetopoma larochei alacerrima''

, 1956: synonym of '' Herpetopoma alacerrimum'' Dell, 1956 * ''Herpetopoma providentiae'' (Melvill, 1909): synonym of '' Ascetostoma providentiae'' (Melvill, 1909) * ''Herpetopoma ringens'' (Schepman, 1908): synonym of '' Ascetostoma ringens'' (Schepman, 1908)

References

NZ Mollusca
* Powell A. W. B., ''New Zealand Mollusca'', William Collins Publishers Ltd, Auckland, New Zealand 1979 * Spencer, H.; Marshall. B. (2009). ''All Mollusca except Opisthobranchia''. In: Gordon, D. (Ed.) (2009). New Zealand Inventory of Biodiversity. Volume One: Kingdom Animalia. 584 pp * {{Taxonbar, from=Q3167879 Chilodontaidae