There are 3 matches

Collection Authorizer Collection name Reference
45460M. Uhen Kilmer's Discovery Locality Messinian - Cenozoic 6 - Mexico Barnes (1984)
57778M. Uhen Asuncion (= Arroyo TiburoĢn, Arroyo Las Chivas; CAS 945, 960; IGM 126, 237, 2521, 2523, 2524, 2525, 2527, 2528, 2529, 2531; LACM 3892) Langhian/Tortonian - Mexico Barnes (1998)
84610M. Uhen UCR RV-7304 (= Richard H. Tedford Field Locality 1) Messinian - Cenozoic 6 - Mexico Barnes (2008)

Do another search