There are 3 matches

Collection Authorizer Collection name Reference
114207M. Clapham Chekarda, Sylva River (PU collection 1) Kungurian - Permian 2 - Russian Federation Storozhenko and Aristov (1999)
122753M. Clapham Chekarda, Sylva River (PIN collection 4987) (= Tshekarda / coll. Novokshonov 1989-2000) Kungurian - Permian 2 - Russian Federation Aristov (2004)
127721M. Clapham Mazon Creek, Pit 11 (Testa coll) Moscovian - Carboniferous 4 - Illinois Kukalov√°-Peck (1987)

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