410 GEOLOGICAL SURVEY OF NEW JERSEY. 
PANDORINEZ. 
PANDORINA, Bory. 
P. morum, Bory. 
In pools of stagnant water ; not rare. 
EUGLAINA, Bhrb. 
E. viridis, Ehrb. 
Common in stagnant waters. 
GONIUM, Muell. 
G. pectorale, Muell.(?) 
Stagnant waters; rare. 
CHLAMYDOOCOCOUS, A. Br. 
C. pluvialis, A. Br. 
Pools; infrequent. 
HY DRODICTYEA. 
HYDRODICTYON, Roth. 
H. utriculatum, Roth. 
Sluggish waters; frequent. 
PEDIASTRUM, Meyen. 
P. muticum, Kiitz. 
Ponds ; occasional. 
P. angulosum (Ehrb.), Menegh. 
Frequent in ponds. 
P. forcipatum (Corda), A. Br. 
In similar situations. 
P, Boryanum (Turp.), Menegh. 
Frequent in similar localities. 
P, pertusum, Kiitz. 
Everywhere in pools. 
