EXPLANATION OF PLATE LXXXIV. 



CYPRAEA MORTONI Gabb, p. 722 



1-2. Two views of an internal cast. 



Navesink marl; Atlantic Highlands. 



PYRULA PRECEDENS (Whitfield), p. 724 



3-4. Two lateral views of the type specimen. (After Whitfield.) 

 Navesink marl; near Holmdel. 



TRITON LORILI.ARDENSIS n. sp., .' p. 725 



5-6. Two lateral views of the type specimen, the spire partially 

 restored. 



Woodbury clay; Lorillard, (102). 



TRITON PRAECEDENS Whitfield, p. 726 



7-8.. Two lateral views of the type specimen. 

 Navesink marl; Mullica Hill. 



TRACHYTRITON ? HOLMDELENSE Whitfield, p. 728 



9-10. Two lateral views of the type specimen. (After Whitfield.) 

 Navesink marl; Holmdel. 



TRACHYTRITON ATLANTICUM Whitfield, p. 727 



11-12, 13, 14. Lateral views of the three type specimens. 

 Navesink marl; Crossivicks Creek. 



TRACHYTRITON ? MULTIVARICOSUM Whitfield, p. 729 



15-16, 17, 18. Lateral views of the three type specimens. 

 Navesink marl; Crossivicks Creek. 



1052 



