Echinoidea distribution details

Texas  (State)  
Schneider, C. L., Sprinkle, J. & Ryder, D. 2005. Pennsylvanian (Late Carboniferous) echinoids from the Winchell Formation, north-central Texas, USA. Journal of Paleontology 79, 745-762.   [details]
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2017-09-11 08:37:40Z
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