424 GEOLOGICAL SURVEY OF NEW JERSEY. 
E. urnaforme, Wolle. 
Passaic: Wood Lake. 
HB. verrucosum (Ehrb.), Ralfs. 
Ponds ; frequent. 
H. circulare (Hass.), Ralfs. 
Same habitat. 
- H. gemmatum, Breb. 
Morris: Split Rock Pond. 
E. insigne, Hass. 
Frequent in ponds. 
E. mamillosum, Wolle. 
Sussex: In ponds. 
H. Wollei, Lagh. (£. intermedium, Prelim. Cat.) 
Gloucester: Pond near Newfield. 
H. attenuatum, Wolle. 
Monmouth: Near Ocean Beach; Morris: Budd’s Lake. 
E. formosum, Wolle. 
Ocean: Toms River. 
H. divaricatum, Lund. 
Occasional in ponds. 
BE. inerme, Lund. 
Rather common in ponds. 
B. crassicolle, Lund. 
In ponds; not common. 
E. cuspidatum, Wolle. 
Atlantic: Pond, Absecon. 
E. pingue, Elf. 
In ponds, Atlantic and Passaic. 
E. Nordstedtianum, Wolle. 
In ponds ; not common. 
E. elegans, Kiitz. 
Same habitat ; common. 
HB. rostratum, Ralfs. 
E. spinosum, Ralfs. 
