Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Author
Bousquet, Yves
Agriculture and Agri-Food Canada, Central Experimental Farm, Ottawa, Ontario, Canada
bousquety1@yahoo.com
text
ZooKeys
2012
2012-11-28
245
1
1722
http://dx.doi.org/10.3897/zookeys.245.3416
journal article
http://dx.doi.org/10.3897/zookeys.245.3416
1313-2970-245-1
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Genus
Polyderis Motschulsky, 1862
Polyderis
Motschulsky, 1862b: 27. Type species:
Tachys brevicornis
Chaudoir, 1846 designated by Jeannel (1941b: 424). Etymology. Possibly from the Greek
polys
(many) and
deris
(fight) [feminine].
Microtachys
Casey, 1918: 210. Type species:
Bembidium laevum
Say, 1823 designated by Jeannel (1941b: 424). Synonymy established by Antoine (1955: 107). Etymology. From the Greek
micros
(small, little) and the generic name
Tachys
[
q.v
.] [masculine].
Brachytachys
Basilewsky, 1953a: 51. Type species:
Brachytachys curtulus
Basilewsky, 1953 by original designation. Synonymy established by Bruneau de
Mire
(1964: 71). Etymology. From the Greek
brachys
(short) and the generic name
Tachys
[
q.v
.] [masculine].
Neotachys
Kult, 1961: 2. Type species:
Bembidium algiricum
Lucas, 1846 by original designation. Synonymy established by Lindroth (1966: 424). Etymology. From the Greek
neo
(new) and the generic name
Tachys
[
q.v
.] [masculine].
Polyderidius
Jeannel, 1962: 611. Type species:
Polyderidius rapoporti
Jeannel, 1962 by original designation. Synonymy established by Erwin (1974a: 143).
Diversity.
Worldwide, with about 40 species in the Nearctic (three species), Neotropical (ten species), Australian (nine species), Oriental (eight species), Palaearctic (nine species), and Afrotropical (ten species) Regions. One species is also known from the Hawaiian Islands.
Identification.
Lindroth (1966: 424-427) treated two (
Polyderis laeva
and
Polyderis rufotestacea
) of the three species found in North America.
Taxonomic Note.
This taxon is considered a subgenus of
Tachys
by some authors (e.g., Lorenz 2005: 211).