Trilobite
Triarthrus beckii
Paleobiology
Paleobiology
Paleobiology
Triarthrus beckii
Paedeumias clarki
Biceratops nevadensis
Concavus concavus
Palaeovespa
Diptera
Isotelus
Paedeumias nevadensis
Calymenidae
Concavus concavus
Balanus gregarius
Concavus concavus