View Original: | Cyrtometopella aries, Middle Ordovician, Duboviki Formation, St. Petersburg region, Russia - Houston Museum of Natural Science - DSC01486.JPG (1878x2262) | |||
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Keywords: Cyrtometopella aries, Middle Ordovician, Duboviki Formation, St. Petersburg region, Russia - Houston Museum of Natural Science - DSC01486.JPG Exhibit in the Houston Museum of Natural Science Houston Texas USA Photography was permitted in the museum without restriction Daderot 2012-10-22 14 08 51 Daderot cc0 cc0 Trilobites in the Houston Museum of Natural Science Cyrtometopella aries |