Lepidasterella montanensis Welch, 1984
Lepidasterella montanensis Welch, 1984
Lower Carboniferous
Heath Shale Formation
Bear Gulch, Fergus County
Montana
USA
Lit.: Welch, J. (1984): The asteroid, Lepidasterella montanensis n. sp., from the Upper Mississippian Bear Gulch Limestone of Montana. Journal of Paleontology May 1984, Vol. 58 no. 3 p. 843-851
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