THE FISHES OF NEW JERSEY. 49 
bicuspid. Two pairs of lunate pectinate lingual teeth, and ser- 
rations of anterior pair confluent. Two dorsals, posterior larger. 
Caudal small and rounded. Color when fresh deep or blackish- 
olive above mottled with dirty brownish. Lower surface of 
body brownish tinted with dull slaty and dull golden, especially 
on belly and about gill-openings. Lips, or edge of disk, grayish. 
Inside of disk fleshy, teeth all pale or very dilute yellowish. Iris 
deep brownish, ring adjoining narrowly pale yellowish. From 
eye back and in each interbranchial space a rather broad dusky 
shade. Dorsal fin dusky-olive or blackish, margin of first rather 
broadly pale or whitish. Margin of second dorsal indistinctly 
pale. Length 22 inches. Near Sewell in a small stream above 
the Delaware tide-water called Chestnut Branch, tributary to 
Mantua Creek, May 27th, 1904. 

Lamprey. Petromyzon marinus Linneus. 
According to the fishermen of the Great Egg Harbor River 
it is occasionally taken in tide-water. In the Delaware it 1s 
abundant mostly during the spring run of shad, and I have seen 
examples which have burrowed nearly through adult shad. In 
small creeks I have only found young examples though, as in 
the case of the one described, the large ones do occur. Possibly 
the brook lamprey occurs within the limits of the state though 
as yet I have no material. By the Delaware River fishermen 
the flesh of the lamprey is considered poisonous and therefore 
not to be eaten. A large example was found near Beverly during 
April of 1905, on the river beach, where it had rotted. They 
were said to have been frequently taken in this region and found 
mostly attached to the gills of the shad. Several large ones were 
4 MU 
