Books by Ralph W. Imlay
Jurassic (Bathonian and Callov
Jurassic (Bathonian and Callovian) ammonites in eastern Oregon and western Idaho
Jurassic (Bathonian or early C
Jurassic (Bathonian or early Callovian) ammonites from Alaska and Montana
Characteristic Lower Cretaceou
Characteristic Lower Cretaceous megafossils from northern Alaska
Late Jurassic ammonites from t
Late Jurassic ammonites from the western Sierra Nevada, California
Ammonites of early cretaceous
Ammonites of early cretaceous age (Valanginian and Hauterivian) from the Pacific coast states
Early Cretaceous (Albian) ammo
Early Cretaceous (Albian) ammonites from the Chitina Valley and Talkeetna Mountains, Alaska
Characteristic Jurassic mollus
Characteristic Jurassic mollusks from northern Alask
Characteristic Jurassic mollus
Characteristic Jurassic mollusks from northern Alaska
Lower Cretaceous and Jurassic
Lower Cretaceous and Jurassic formations of Southern Arkansas and their oil and gas possibilities
Gypidula petoskeyensis, sp. no
Gypidula petoskeyensis, sp. nov., a new brachiopod from the Traverse group of Michigan