Geographic location: Chouteau County, Montana
Stratigraphic unit: Judith River Fm.
Comments:
| Species | Old identification | Reference | Comments | |
| Cimexomys judithae type | one specimen is Paracimexomys sp.: Montellano 1992 | |||
| Paracimexomys magnus | Cimexomys magnus type | |||
| Mesodma primaeva | "primaevus": OK according to Novacek and Clemens 1977; one specimen from "40 feet east of Clambank Hollow Quarry and on the opposite side of the gully" also additional M. sp. reported by Carrano pers. commun. | |||
| Cimolomys clarki | ||||
| Meniscoessus major | ||||
| Cimolodon sp. | ||||
| Turgidodon praesagus | Alphadon praesagus | most of this is T. russelli, but according to Johanson 1996b one specimen was correctly identified | ||
| Turgidodon russelli | Alphadon praesagus | Cifelli 1990a | one specimen moved back to T. praesagus by Johanson 1996b | |
| Alphadon halleyi type | includes "A. sahnii" of Lillegraven and McKenna 1986 | |||
| Alphadon attaragos | Carrano pers. commun. | |||
| Ectocentrocristus foxi type | Alphadon cf. rhaister | Rigby and Wolberg 1987 | recognized as not belonging to this genus by Fox 1979a | |
| Pediomys clemensi type | ||||
| Pediomys prokrejcii | Fox 1979b | "? Pediomyid" | ||
| Eodelphis sp. | Boreodon matutinus | |||
| Paranyctoides sp. | Carrano pers. commun. | |||
| Gypsonictops lewisi type | ||||
| Cimolestes sp. | Carrano pers. commun. | |||
| cf. Batodon sp. | Carrano pers. commun. |