Identification
I would rather lean for the very similar O. ruginodis (introduced, and now more common than O. brunneus). 1st dorsal segment of the gaster appears to be shining, hairless or almost so, while O. brunneus is hairy and has a distinct wooly to silky effect. (R. Vernier, 28.i.2010)
Range
native to West Indies, adventive in our area: se. US (FL-MS)
(1) (
map)
Habitat
in FL, common in disturbed areas, on beaches, in open woods
(2)