''Ptychatractus'' is a
genus of
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
s,
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 debris
* Marine habitats
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* ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusks in the
family Ptychatractidae
Ptychatractidae is a taxonomic family of sea snails, marine gastropod mollusks in the superfamily Turbinelloidea.Kantor, Y. (2014). Ptychatractidae Stimpson, 1865. Accessed through: World Register of Marine Species at http://www.marinespecies ...
.
Species
Species within the genus ''Ptychatractus'' include:
* ''
Ptychatractus ligatus
''Ptychatractus ligatus'', common name the ligate false spindle, is a species of sea snail, a marine gastropod mollusk in the family Ptychatractidae
Ptychatractidae is a taxonomic family of sea snails, marine gastropod mollusks in the ...
'' (Mighels & C.B. Adams, 1842)
* ''
Ptychatractus occidentalis'' Stearns, 1873
* ''
Ptychatractus youngi'' Kilburn, 1975
References
Ptychatractidae
{{Ptychatractidae-stub