A. 
CATALOGUE OF PLANTS. 431 
Sub-Class 5.-DIATOMACE4, 
(Contributed by Professor C. Henry Kain.) 
Tribe 1—RAPHIDIEZ. 
CYMBELLEZ. 
AMPHORA, Ehrb. 
. affinis, Kiitz. 4 
Brackish water. Cape May: Common in Dennis Creek. 
. aponina, Greg. 
Salt or brackish water. Monmouth: Shark River and Man- 
asquan River, often forming a bright brown deposit on the sand- 
flats. Cape May: Cape May, Dennis Creek. 
. costata, W. Sm. 
Marine. Atlantic: Common in tidal pools near the inlet at 
Atlantic City. 
. elegans, Greg. 
Marine. Monmouth: Shark River and Manasquan River, 
on the sands between tide-marks. 
. Eulensteinii, Grun. ‘ 
Salt or brackish water. Monmouth: Occasional in Shark 
River and abundant in brackish pools near the mouth of Man- 
asquan River. 
. excisa, Greg. 
Marine. Monmouth: Common between tide-marks in Shark 
River and Manasquan River. 
. intermedia, Lewis. 
Marine. Atlantic: Occasional in tidal pools near the inlet at 
Atlantic City. 
levis, Greg. 
Marine. Monmouth: Common in Manasquan River and 
Shark River between tide-marks. 
