There are 2 matches

Collection Authorizer Collection name Reference
55266M. Carrano 3 miles west of Buffalo Lake (= Blackfeet Indian Reservation, Montanoceratops / coll. Brown & Kaisen 1916) Early Maastrichtian - Cretaceous 8 - Montana Osborn (1917)
55267M. Carrano Little Rocky Coulee (MOR SM-033) (coll. Weishampel 1986) Early Maastrichtian - Cretaceous 8 - Montana Chinnery and Weishampel (1998)

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