Explanation of Names
Species name may be officially "pensylvanica", (a misspelling in original reference perhaps) but usually written pennsylvanica.
Elongate, large darkling beetle. Pronotum almost square. Elytra shining with rows of fine punctures (5 or more on each elytra?). Alobates morio is very similar, but rarer, has a tuft of yellow hair on "mentum"--mouthparts. (1)
Forested areas of North America
Found under bark--forests
All year. Comes to lights in summer.
Both adults and larvae predatory on other insects.
One year life cycle. Found under bark. Larvae live in decaying logs and is predatory on other insects.
Arnett, et al., p. 267, describes two members of genus (1)
Arnett, p. 468, fig. 24.160--illustration may be mislabeled--does not look like Alobates (2)
Dillon, p. 473, plate XLVI (3)
Arnett and Jacques, #147 (5)
Taber, p. 116, fig. 99--photo (7)
Salsbury, p. 211--photo (8)
--Insects of Cedar Creek
Identification keys for Florida Tenebrionidae--photo of specimen, keys