BLATTELLIDAE
Blattellinae
Blattella germanica (L.)  (3,5,9)(6, as Blatta)
Ischnoptera deropeltiformis (Brunner)  (3,5,7,9)
Parcoblatta bolliana (Saussure & Zehntner)  (3,5,7,9)
P. caudelli Hebard  (3,5,7)
P. desertae Hebard  (5,8)
P. divisa (Saussure & Zehntner)  (5,7,8,9)   
P. fulvescens (Saussure & Zehntner)  (3,4,5,7)
P. lata (Brunner)  (3,5,7,8)
P. pensylvanica (DeGeer)  (3,4,5,7,9)(6, as Ischnoptera)
P. uhleriana (Saussure)  (5)
P. virginica (Brunner)  (3,4,5,8)
P. zebra Hebard  (3,5,7)
Pseudomops septentrionalis Hebard  (1,5,7,8)
Plectopterinae
Supella longipalpa (Fab.)  (2,5)
5 genera - 14 species
1. In OSU Collection - Det. D. C. Arnold
2. In OSU Collection - Det. A. B. Gurney
3. In OSU Collection - Det. M. Hebard
4. In OSU Collection - Det. T. H. Hubbell
5. Reported by Atkinson et al, 1991
6. Reported by Caudell, 1902
7. Reported by Hebard, 1938
8. Reported by Hebard, 1943
9. Reported by Hubbell & Ortenburger, 1927