Lebachia piniformisFrom the Permian in New Mexico
©
1998 Dr. Richard Paselk, Humboldt State University Natural History Museum
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Lebachia piniformisFrom the Permian in New Mexico
©
1998 Dr. Richard Paselk, Humboldt State University Natural History Museum
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Bellerophon hilliFrom the Permian in California
©
2004 UCMP
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Neospirifer cameratusFrom the Permian in California
©
2004 UCMP
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Bayhaium merriamorumFrom the Permian in California
©
2004 UCMP
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Lithostration mammilareFrom the Permian in California
©
2004 UCMP
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Neomultithecopora providensisFrom the Permian in California
©
2004 UCMP
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EdaphosauridaeFrom the Permian in Texas
©
2003 James Diffily
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TrimerorhachisFrom the Permian in Texas
©
2003 James Diffily
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