130 GEOLOGICAL SURVEY OF NEW JERSEY. 



QLYPTOMA, Er. 

 G. costale, Er. 



New Jersey Collection United States National Museum. 



Family TRICHOPTERYGIDJE. 



PTILIUM, Er. 

 P. hornianum, Math. 



Anglesea, in July Schwarz. 



PTENIDIUM, Er. 

 P. ulkei, Math. 



Cape May, in July Schwarz. 

 P. atomaroides, Mots. 



Cape May, in July Schwarz. 



TRICHOPTERYX, Kirby. 

 T. haldemanni, Lee. 



Anglesea, in July Schwarz. 



Family SCAPHIDIIDJE. 



SCAPHIDIUM, Oliv. 

 S. quadriguttatum, Say. 



Generally distributed, moderately abundant Liebeck. 

 S. piceum, Mots. 



Generally distributed, moderately abundant Wenzel, Liebeck. 



SCAPHISOMA, Leach. 

 S. convexum, Say. 



Generally distributed, not rare Liebeck, Wenzel. Newark. 



