Pseudocadoceras and Kepplerites, Callovian (Jurassic) Ammonite from Cook Inlet and Alaska Peninsula. No date.
Summary
Pseudocadoceras and Kepplerites, Callovian (Jurassic) Ammonite from Cook Inlet and Alaska Peninsula. n.d. Plate 48, in U.S.Geological Survey Professional paper 249. 1953.
Summary
Pseudocadoceras and Kepplerites, Callovian (Jurassic) Ammonite from Cook Inlet and Alaska Peninsula. n.d. Plate 48, in U.S.Geological Survey Professional paper 249. 1953.
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