''Lancetes'' is a genus of

predaceous diving beetle The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species li ...

s in the family

Dytiscidae The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species l ...

, the only member of the subfamily Lancetinae. There are more than 20 described species in ''Lancetes'', found in

Australasia Australasia is a subregion of Oceania, comprising Australia, New Zealand (overlapping with Polynesia), and sometimes including New Guinea and surrounding islands (overlapping with Melanesia). The term is used in a number of different context ...

and the

Neotropics The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions of the Americas and the entire South American temperate zone. Definition In biogeog ...

. One species, ''Lancetes angusticollis'', is found in

South Georgia South Georgia is an island in the Atlantic Ocean, South Atlantic Ocean that is part of the British Overseas Territories, British Overseas Territory of South Georgia and the South Sandwich Islands. It lies around east of the Falkland Islands. ...

and is the world's most southerly diving beetle.The life history of the diving beetle, Lancetes angusticollis (Curtis) (Coleoptera: Dytiscidae), on sub-Antarctic South Georgia
/ref>

Species

These 22 species belong to the genus ''Lancetes'': * '' Lancetes angusticollis'' (Curtis, 1839) * '' Lancetes arauco'' Bachmann & Trémouilles, 1981 * '' Lancetes backstromi'' Zimmermann, 1924 * '' Lancetes biremis'' Ríha, 1961 * '' Lancetes borellii'' Griffini, 1895 * '' Lancetes dacunhae'' Brinck, 1948 * '' Lancetes delkeskampi'' Ríha, 1961 * '' Lancetes falklandicus'' Ríha, 1961 * '' Lancetes flavipes'' Zimmermann, 1924 * '' Lancetes flavoscutatus'' Enderlein, 1912 * '' Lancetes immarginatus'' Zimmermann, 1924 * '' Lancetes lanceolatus'' (Clark, 1863) * '' Lancetes marginatus'' (Steinheil, 1869) * '' Lancetes mixtus'' (C.O. Waterhouse, 1881) * '' Lancetes nigriceps'' (Erichson, 1834) * '' Lancetes praemorsus'' (Erichson, 1834) * '' Lancetes subseriatus'' Zimmermann, 1924 * '' Lancetes tarsalis'' Ríha, 1961 * '' Lancetes theresae'' Sharp, 1902 * '' Lancetes towianicus'' Zimmermann, 1924 * '' Lancetes varius'' (Fabricius, 1775) * '' Lancetes waterhousei'' Griffini, 1895

Species

References

Further reading