US & Mexico, also Subsaharan Africa; in our area, so. US, but some spp. (A. aegrotus, A. lentus) range north to NJ-IN-ND(1)
Remarks
besides those already in the Guide, other spp. in our area that have been transferred here are cavidomus (Brown) OK-TX-UT, fordi (Gordon) GA-FL, and geomysi (Cartwright) NC-FL(1)