''Lepidurus'' 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

crustacean Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of arthropods that are traditionally a part of the subphylum Crustacea (), a large, diverse group of mainly aquatic arthrop ...

s in the order

Notostraca The order Notostraca, containing the single family Triopsidae, is a group of crustaceans known as tadpole shrimp or shield shrimp. The two genera, ''Triops'' and ''Lepidurus'', are considered living fossils, with similar forms having existed since ...

(tadpole shrimp). It is the larger of the two extant genera of the tadpole shrimps, the other being ''

Triops ''Triops'', from Ancient Greek τρία (''tría''), meaning "three", and ὄψ (''óps''), meaning "face" or "eye", is a genus of small crustaceans in the order Notostraca (tadpole shrimp). The long-lasting resting eggs of several species of '' ...

''. They are commonly found in

vernal pool Vernal pools, also called vernal ponds or ephemeral pools, are seasonal pools of water that provide habitat for distinctive plants and animals. They are considered to be a distinctive type of wetland usually devoid of fish, and thus allow the saf ...

s and survive dry periods with the help of long lasting resting eggs.

The genus contains the following species: *''

Lepidurus apus ''Lepidurus apus'', commonly known as a tadpole shrimp, is a notostracan in the family Triopsidae, one of a lineage of shrimp-like crustaceans that have had a similar form since the Triassic period and are considered living fossils. This species ...

'' (

Linnaeus Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...

1758 Events January–March * January 1 – Swedish biologist Carl Linnaeus (Carl von Linné) publishes in Stockholm the first volume (''Animalia'') of the 10th edition of ''Systema Naturae'', the starting point of modern zoologic ...

) *'' Lepidurus arcticus'' (

Pallas Pallas may refer to: Astronomy * 2 Pallas asteroid ** Pallas family, a group of asteroids that includes 2 Pallas * Pallas (crater), a crater on Earth's moon Mythology * Pallas (Giant), a son of Uranus and Gaia, killed and flayed by Athena * Pa ...

, 1793) *'' Lepidurus batesoni'' Longhurst, 1955 *'' Lepidurus bilobatus''

Packard Packard (formerly the Packard Motor Car Company) was an American luxury automobile company located in Detroit, Michigan. The first Packard automobiles were produced in 1899, and the last Packards were built in South Bend, Indiana, in 1958. One ...

, 1883 *'' Lepidurus couesii''

, 1875 *'' Lepidurus cryptus'' D. C. Rogers, 2001 *'' Lepidurus lemmoni''

Holmes Holmes may refer to: People and fictional characters * Holmes (surname), a list of people and fictional characters ** Sherlock Holmes, a fictional detective * Holmes (given name), a list of people * Gordon Holmes, a penname used by Louis Trac ...

, 1894 *'' Lepidurus mongolicus'' Vekhoff, 1992 *''

Lepidurus packardi ''Lepidurus packardi'', the vernal pool tadpole shrimp, is a small, rare species of tadpole shrimp (Notostraca) found in temporary ponds of the western United States. Distribution The freshwater crustacean is endemic to California, where it live ...

'' Simon, 1886

References

External links

* Notostraca Branchiopoda genera Taxa named by William Elford Leach Taxonomy articles created by Polbot {{Branchiopoda-stub