Diversity of Early Triassic “Small Shelly” Echinoderms, Virgin Limestone, southern Nevada

Analyzing and classifying echinoderms, primarily echinoid and ophiuroid fossils, from the upper Lowermost Triassic Virgin Limestone Member of the Moenkopi Formation

Diversity of Early Triassic “Small Shelly” Echinoderms, Virgin Limestone, southern Nevada; poster session deriving from special studies with Sara Pruss, professor in geosciences