Formation: Corsicana

Corsicana Formation

 Aprox. 67- 66 Million Years Ago

Ammonite Unknown

Ammonite Baculites sp.

Nautiloid Eutrophoceras planoventer

Unknown Crab Claw

Crab Dakoticancer australis

Crab Dakoticancer australis

Echinoid Codiopsis stephensoni 

Echinoid Diplodetus (Plesiaster) americanus 

Echinoid Hemiaster bexari 

Cephalopod Pen Shell 

Starfish Ossicle

Unknown Shark Tooth

Gastropod Bellifusus sp.

Gastropod Pyropsis cf.

Gastropod Graphidula lymnensis

Gastropod Lupira cf 

Gastropod Drepanochilus evansi 

Gastropod Gyrodes rotundus

Gastropod Turritella vertebroides 

Gastropod Anomalofusus substriatus 

Gastropod Anchura sp.

Gastropod Striatocostatum bexarense

Coral Unknown

Coral Trochocyathus sp.

Bivalve Lima acutilineata 

Bivalve Trigonia castrovillensis

Bivalve Plicatulla mullicaensis 

Bivalve Neithea bexarensis 

Bivalve Anomia argentaria

Brachiopod Waconella (Kingena) wacoensis 

Bivalve Liopistha sp.

Bivalve Unicardium cf.

Bivalve Neithea bexarensis

Bivalve Cardium tippanum 

Bivalve Caestocorbula crassiplica 

Oyster Ostrea tecticosta 

Oyster Illymatogyra arietina 

Bivalve Crenella serica 

Bivalve Plicatula mullicaensis 

Oyster Exogyra spinifera 

Oyster Pycnodonte mutabilis

Oyster Exogyra costata 

Bryozoan Dysnoetopara celleporoides 

Worm Pyrgopolon onyx

Worm Pyrgopolon squamosus 

Foraminifera Dentalina mutablis 

Foraminifera Anomalina sp.

Crinoid Arm