Numbers
5 spp. in 3 genera in our area, ~180 spp. in 21 genera total
(1)Identification
Key to genera adapted from
(2)
1. Tibia wide and compressed, with knife-like edge dorsally; femora with deep ventral groove; front tibiae with shallow emargination ...
Physea
Tibia not as above; femora not or only slightly grooved .... 2
2. Protibiae strongly emarginate, with a prominent tooth at the base of emargination; dorsal surface with long setae; dorsal surface of mandibles not punctate; 11th antennomere dull, same width as 10th, narrowed gradually with granulate mat area on each side extending almost to the base ....
Pachyteles
Protibiae shallowly emarginate, not toothed; dorsal surface without long setae, either glabrous or with short thick setae; dorsal surface of mandbiles densely punctate; 11th antennomere shining, wider than 10th, apically narrowed with apical portion thickly granulate, mat, and wedge-shaped .... Ozaena
Range
mostly tropical, ⅔ in the Neotropics; in our area, southwestern
(1)Habitat
Physea are thought to be
myrmecophilous. Species in other genera have been taken in rotten wood and under stones, Larvae under bark and on bat guano.
(2) Food
Mostly nocturnal predators;
Physea are myrmecophilous
(3)Contributed by
Kojun Kanda on 4 August, 2008 - 9:08pm
Additional contributions by
Bbarnd,
v belovLast updated 28 September, 2023 - 5:32pm