1890.] natural sciences of philadelphia. 145 i 



Dentalium dentalis, 1400. 1 



FuLGUR Shiloiiensis, 730. 



FuLGUR sp.? G82, 750, 875. ; 



Fusus devexa, 726. | 



Murex Shilohensis, 730. 



Natica catenoides, 677, 756, 875. 



Natica duplicata, 690, 750. ' 



Neptunea migrans, 875. '• 



Neptunea sp. ? 730. 



Oliva canaliculata,=Carolinensis, 695, 726. 



PeRISTERNIA FILICATA, 730. 



Pleurotoma Marylandica, 890. \ 



Pleurotoma pseudeburnea, 740. T/\ ' 



Pleurotoma limatula ? 875. - ^ ' 



Petaloconchus sculpturatus, 1000. \ 



Turritella Cumberlandia, 682. ! 



turritella ^quistriata, 752. ' 



Turritella plebeia, 677. 



Turritella indenta ? 



Turritella secta, 875, 900, 1400. 



Turbinella Woodi. 



Tritia trivitata, 726, 875. 



Tritia peralta, 875. 



Tritia obsoleta. 



Trochita centralis, 695, 750. 



Turbo eboreus, 750. 



Terebra indenta, 730. 



Terebra simplex, 690, 730. 



r Placocyathus. 

 Coral -| AsTREA. 



( Dendrophy'llia. 



f Lamna tooth. 



„. , Odontaspis tooth. 

 h ish -' _ , 



Mylobates tooth. 



I Fish scale. 



Gavial — Tooth. 



Crocodilian Bone — Femur or humerus. 



EcHiNoiD spines. 



OpERCULA of GASTEROPODS. 



Crustaceans | Manacles, Balanus 

 ( Crab's claws. 

 11 



