432 GEOLOGICAL SURVEY OF NEW JERSEY. 



A. laevissima, Greg. 



Marine. Monmouth : Common in Manasquan River arid 

 Shark River, on the sand- flats. 



A. lanceolata, Cleve. 



Marine. Monmouth : Occasional in Shark River and Mana- 

 squan River. Atlantic : Pools on the marshes near Atlantic City. 



A. lineata, Greg. 



Marine. Atlantic : Occasional in pools on the marshes near 

 Atlantic City. 



A. naviculacea, Donkin. 



Marine. Monmouth : Common on the sands at the mouth of 

 Shark River. 



A. obtusa, Greg. 



Marine. Monmouth : Common between tide- marks in Shark 

 River and Manasquan River. 



A. ovalis, Kiitz. 



Fresh water. Common in ponds. Camden : Kirk wood. 

 Laurel Mills. Sussex : Hamburg, Andover. 



A. Pediculus (Kutz.), Grun. 



Fresh water. Camden : Common in pond at Kirkwood. 



A. plicata, Greg. 



Salt or brackish water. Monmouth : On the wet sands just 

 above tide-marks in Shark River and Manasquan River. At- 

 lantic : Tidal pools near Atlantic City. 



A. Proteus, Greg. 



Marine. Monmouth : Common between tide-marks in Shark 

 River and Manasquan River. 



A. rectangularis, Greg. 



Marine. Atlantic : Marsh pools at Atlantic City. 



A. robusta, Greg. 



Marine. Monmouth : Common on sands between tide-marks 

 in Shark River and Manasquan River. 



A. salina, W. Sm. 



Marine. Atlantic : Common in pools near the inlet at At- 

 lantic City. 



