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By: Emerson, William K.Edition:Publication info: New York, N.Y, American Museum of Natural History, [1959]Volume: no. 1974Series:Holding Institution: American Museum of Natural History LibrarySubjects: 56.4,34(118:7) East (U.S.) Mexico Mollusks, Fossil Muricidae, Fossil Neogene Paleontology PterorytisBHL Collections:
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By: Emerson, William K.Edition:Publication info: New York, N.Y American Museum of Natural History [1960]Volume: no.2009 (1960)Series:Holding Institution: American Museum of Natural History LibrarySubjects: 5.06(747)M1 59.43(72) Classification Mexico Mollusks Mollusks, Fossil Muricidae Muricidae, Fossil Pacific coast Pacific Coast (Latin America) Paleontology QuaternaryBHL Collections: