Invertebrates

Dicranopeltis breviceps (Hall) © 2005 Falls of the Ohio State Park	Dicranurus hamatus elegantus © 2003 The Virtual Fossil Museum	Dicranurus hamatus elegantus © 2005 The Virtual Fossil Museum
Dikelocephalus © 2003 Milwaukee Public Museum	Ectinaspis homalonotoides © 2006 Joe Koniecki	Eldredgeops rana norwoodensis © 2005 The Virtual Fossil Museum
Flexicalymene meeki © 1998 Dr. Richard Paselk, Humboldt State University Natural History Museum	Flexicalymene meeki © 2004 Michigan State University Museum	Gabriceraurus dentatus © 2006 Joe Koniecki

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