NITIDULIDAE
Cillaeinae
Conotelus mexicanus Murray  (1)
C. stenoides Murray  (9)
Colopterus maculatus (Erichson)  (1)
C. morio (Erichson)  (1)
C. semitectus (Say)  (1)
C. unicolor (Say)  (1)
Carpophilinae
Carpophilus floralis Erichson  (3,8,9)
C. hemipterus (L.)  (4)
C. pallipennis (Say)  (4)
C. rufus Murray  (6,9)
Epuraea rufa (Say)  (6)
E. umbrosa Horn  (7,8,9)
Amphicrossus ciliatus (Olivier)  (1)
Nitidulinae
Stelidota geminata (Say)  (5)
Omosita colon (L.)  (6)
O. octomaculata Say  (1)
Aethina tumida Murray  (1)
Prometopia sexmaculata (Say)  (1)
Lobiopa undulata (Say)  (1)
Phenolia grossa (Fab.)  (1)
Pocadius helvolus Erichson  (2)
Meligethinae
Meligethes nigrescens Stephens  (1)
Cryptarchinae
Cryptarcha ampla Erichson  (1)
Glischrochilus quadrisignatus (Say)  (1)
1. In OSU Collection - Det. D. C. Arnold
2. In OSU Collection - Det. W. J. Brown
3. In OSU Collection - Det. Chapman
4. In OSU Collection - Det. C. A. Frost
5. In OSU Collection - Det. M. Weiss
6. In OSU Collection - Determiner unknown
7. Reported in Coleoptera Catalog
8. Reported by Hatch & Ortenburger, 1930
9. Reported by Parsons, 1943
15 genera - 24 species