Liopterus

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Ordo: Coleoptera
Subordo: Adephaga

Familia: Dytiscidae
Subfamilia: Copelatinae
Genus: Liopterus
Species: L. haemorrhoidalis
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Name

Liopterus Dejean, 1833: 54 (as "Liopterus. Eschscholtz.")

Type species: Dytiscus oblongus Illiger, 1801 [= Dytiscus haemorrhoidalis Fabricius, 1787], by monotypy.
References
Primary references

Dejean, P.F.M.A. 1833. Catalogue des Coléoptères de la collection de M. le Comte Dejean. Deuxième édition. [Livraison 1 (pp. 1–96), Livraison 2 (pp. 97–176)]. Paris: Méquignon-Marvis Père et Fils. [pp. 177–256, Livraison 3 was published in 1834; pp. 257–360, Livraison 4 in 1835; pp. 361–442, Livraison 5 in 1836]. BHL. Reference page.

Links

ION
Nomenclator Zoologicus

Liopterus is a genus of beetles in the family Dytiscidae, containing the following species:[1]

Liopterus atriceps (Sharp, 1882)
Liopterus haemorrhoidalis (Fabricius, 1787)

References

Dytiscidae Species List at Joel Hallan's Biology Catalog. Texas A&M University. Retrieved on 7 May 2012.