There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 112638 | M. Clapham | Mazon Creek (FMNH collection) Westphalian D - Carboniferous 4 - Illinois | Béthoux (2005) |
| 127721 | M. Clapham | Mazon Creek, Pit 11 (Testa coll) Westphalian D - Carboniferous 4 - Illinois | Kukalová-Peck (1987) |