70 GEOLOGICAL SURVEY OF NEW JERSEY. 



C. generosa, Dej. 



Gloucester, Camden and Atlantic counties, common locally 

 Wenzel. Gloucester, moderately abundant Liebeck. Newark, 

 Ocean county, Greenville Smith. Brigantine Beach, in Sep- 

 tember, abundant Hamilton. Also rather local, but quite 

 generally distributed. 



O. vulgaris, Say. 



Gloucester, Camden and Atlantic counties, common Wenzel. 

 Generally distributed, moderately abundant Liebeck. Brigan- 

 tine Beach, in September, abundant Hamilton. Caldwell, 

 common Crane. Not on the Newark list, and I have not 

 myself taken it. 



O. repanda, Dej. 



Common everywhere. Reported on all lists and everywhere 

 as abundant. I have seen it in all parts of the State visited. 



Var. 12-guttata, Dej. 



Gloucester, moderately abundant Liebeck. Gloucester and 

 Camden counties, common Wenzel. Newark. Caldwell, rare 

 Crane. 



O. hirticollis, Say. 



Gloucester, Camden and Atlantic counties, common Wenzel. 

 Gloucester, sea-shore, common Liebeck. Brigantine Beach, in 

 September, common Hamilton. Madison. I have taken it at 

 Sandy Hook, Long Branch and Five-Mile Beach. It will be 

 found common everywhere along the coast. It is not on the 

 Newark list. 



O. punctulata, Fabr. 



Common everywhere, and reported on all lists. It is found 

 even in cities, along side streets, and is perhaps the most abundant 

 and widely distributed of all the species of the genus. 



O. tortuosa, Dej. 



Atlantic City, rare Liebeck. 

 O. dorsalis, Say. 



Occurs all along the sea-shore from Sandy Hook to Cape 

 May; common. 

 O. marginata, Fabr. 



Atlantic county, not common Wenzel. Delaware Bay, rare 

 Liebeck. I have not taken it in this State, but have found 



