''Scaevatula'' 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 small

predatory Predation is a biological interaction in which one organism, the predator, kills and eats another organism, its prey. It is one of a family of common feeding behaviours that includes parasitism and micropredation (which usually do not kill ...

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

Clavatulidae Clavatulidae is a Taxonomy (biology), taxonomic family (biology), family of sea snails, marine gastropod mollusks in the superfamily Conoidea. The family is not well differentiated morphologically. Clavatulidae was raised, based on cladistic an ...

.Bouchet, P. (2011). Scaevatula Gofas, 1990. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=405088 on 2011-08-27 Most gastropod species, and especially the marine species, have a dextral shell. The genus ''Scaevatula'' represents an exception to this rule, as the species are sinister. Within the family Clavatulidae, the extinct species ''

Clavatula aralica ''Clavatula'' is a genus of sea snails, marine gastropod mollusks in the family Clavatulidae. Description In this genus, the shell is fusiform, with a well-produced spire. The whorls are coronated with tubercles or short spines at the suture;. ...

'' (Luković, 1924) is the only other exception.Bonfitto, A., and M. Morassi. "A new sinistral turriform gastropod (Conoidea: Mangeliidae) from Taiwan." Zootaxa 3415.1 (2012): 63-68
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Species

Species within the genus ''Scaevatula'' include: * ''

Scaevatula amancioi ''Scaevatula'' is a genus of small predatory sea snails, marine gastropod mollusks in the family Clavatulidae.Bouchet, P. (2011). Scaevatula Gofas, 1990. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.ph ...

'' Rolan & Fernandes, 1992 * ''

Scaevatula pellisserpentis ''Scaevatula pellisserpentis'' is a species of small predatory sea snail, a marine gastropod mollusk in the family Clavatulidae. Description The shell grows to a length of 8 mm. Its whorls are sinistral. Distribution This marine species ...

'' Gofas, 1990 * † '' Scaevatula sidoniae'' (Hoernes & Auinger, 1891)

References

* Gofas, S. (1990) Scaevatula n. gen., a sinistral clavatuline turrid from West Africa. Archiv für Molluskenkunde, 120, 11–22 {{Clavatulidae-stub