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Echinoidea source details
Kier, P. M. 1966a. A new echinoid from the Cretaceous Pierre Shale of Eastern Wyoming. United States Geological Survey Professional Paper 393-A, 1-28.
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Kier, P. M.
1966
A new echinoid from the Cretaceous Pierre Shale of Eastern Wyoming
United States Geological Survey Professional Paper
393: 1-28
Publication
from Kier & Lawson (1978)
A new genus, Eurysalenia, of the family Acrosaleniidae is here described from the Pierre Shale of Wyoming. Hundreds of specimens of the type species, Eurysalenia minima Kier, new species, occur in a limestone concretion. The concentration of specimens may
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Eurysalenia Kier, 1966 † (original description)
Eurysalenia minima Kier, 1966 † (original description) |