View Original: | Illaenus tauricornis, Middle Ordovician, Dubovik-Porogi Formations, St. Petersburg region, Russia - Houston Museum of Natural Science - DSC01551.JPG (4320x3240) | |||
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Keywords: Illaenus tauricornis, Middle Ordovician, Dubovik-Porogi Formations, St. Petersburg region, Russia - Houston Museum of Natural Science - DSC01551.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 18 14 Daderot cc0 cc0 Trilobites in the Houston Museum of Natural Science Illaenus tauricornis |