Synonyms and other taxonomic changes
Numbers
2 spp. in our area, 4 total
(1)Identification
Adults:
metatarsomeres 1-4 bear a row of yellow setae
apex of prosternal process sharply pointed
apical (posterior) half of elytra with rows of short, stout spines along the lateral margins
key to spp. in
(1) (our spp. are only separable by genitalia)
Range
much of the world; in our area, sw US
(1)Habitat
temporary, exposed, sun-warmed ponds
Remarks
strong fliers
(1)(2), stray far outside normal range
Contributed by
Ron M. on 20 September, 2008 - 1:24am
Additional contributions by
Mike Quinn,
t.loh,
v belovLast updated 26 September, 2023 - 5:55pm