There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 100236 | M. Carrano | Clay Spur bentonite district (coll. Paul McGrew) Cenomanian - Cretaceous 5 - Wyoming | Romer (1968) |
| 105789 | M. Carrano | Myopterygius americanus type locality (= Locality 8 / coll. Paul Peterson 1938) Late Albian - Cretaceous 4 - Wyoming | Nace (1939) |
| 105791 | M. Carrano | north of Upton (= Locality 9, Myopterygius petersoni / coll. Gose 1939) Middle Cenomanian - Cretaceous 5 - Wyoming | Nace (1941) |