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Echinoidea source details
Stephenson, L. W. 1928. Additions to the Upper Cretaceous invertebrate faunas of the Carolinas. Proceedings of the United States National Museum 72/10, 1-25.
169526
Stephenson, L. W.
1928
Additions to the Upper Cretaceous invertebrate faunas of the Carolinas
Proceedings of the United States National Museum
72(10): 1-25
Publication
from Kier & Lawson (1978)
Cassidulus emmonsi Stephenson, 1928 † (original description)
Cassidulus kellumi Stephenson, 1928 † (original description) |