EXPLANATION OF PLATE XCII. 



VOLUTODERMA ABBOTTI (Gabb), p. 778 



1-2. Two lateral views of the type specimen. 

 Horizon and locality uncertain. 



VOLUTODERMA INTERMEDIA Whitfield, p. 779 



3. Lateral view of the type specimen. 



Manasquan marl; near Vincentown. 



PlESTOCHILUS BELLA Gabb ?, p. 782 



4-5. Two lateral views of an internal cast, partially restored. 

 Wenonah sand; Crazvfords Corner, (126*). 



VOLUTOMORPHA CONRADI (Gabb), p. 780 



6-7. Two lateral views of the type specimen. 



Navesink marl; Crosswicks Creek. 



1068 



