428 GEOLOGICAL SURVEY OF NEW JERSEY. 
. scabrum, Breb. 
. fasciculoides, Wolle. 
. pusillum, Wolle. 
. Franconicum, Reinsch. 
nanannn n 
. Haabosliense, Wille. 
All frequent in ponds. 
8. incisum, Wolle. 
Morris: Split Rock Pond. 
S. meriani, Reinsch. 
Frequent in ponds. 
S. Heleneanum, Wolle. 
Morris: Split Rock Pond. 
S. cerastes, Lund. 
Frequent in ponds. 
S. gracile, Ralfs. 
Same habitat. 
S. Ophiura, Lund. 
Same habitat. 
Var. tetracerum, Wolle. 
Morris: Denmark Pond. 
Var. pentacerum, Wolle. 
Same locality. 
S. macrocerum, Wolle. 
‘ Frequent in ponds. 
8. odontatum, Wolle. 
Morris: Split Rock Pond. 
8. Rotula, Nordst. 
Morris: Split Rock and Denmark Ponds. 
8, coronulatum, Wolle. 
Morris: Denmark Pond; Gloucester: Pond near Malaga. 
S. pentacladum, Wolle. 
Frequent in ponds. 
