There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 49524 | M. Carrano | Bijou Creek (USG&GS) (coll. Cope 1873) Late Maastrichtian - Cretaceous 8 - Colorado | Cope (1874) |
| 69214 | M. Carrano | between Moreau and Grand Rivers (USGS) (= L&W locality 38a / coll. Hayden & Sully 1860) Late Maastrichtian - Cretaceous 8 - South Dakota | Leidy (1860) |
| 123571 | P. Mannion | 7 miles southeast of Castle Rock (= Clidastes planifrons type / coll. Mudge 1873) Late Coniacian/Early Santonian - Cretaceous 6 - Kansas | Cope (1874) |
| 189448 | M. Carrano | 0.5 mi south of Solomon River (coll. Mudge) Late Coniacian/Middle Santonian - Cretaceous 6 - Kansas | Cope (1874) |