THE, FISHES OF NEW JERSEY. 147 
upper edge of pectoral pale dusky. Length 2°/,, inches. Batsto 
River. Type of Notropis chalybeus abbotti Fowler. There are 
also eighteen paratypes with the same data. 
Color in life clear brownish on back, above and top of head 
dusky tinted with a pale brownish. An indistinct median dusky 
shade from occiput to dorsal. Edges of scales of back dusky. 
Back and upper surface in some lights showing metallic tints of 
pale brassy and golden and having in this also a more or less 
transparent effect, especially in sunlight. In the same it is also 
very distinct about the costal region, due to the pale peritoneum 
which encircles the air-vessel above. Lower surface of body 
whitish in young examples, posteriorly more translucent than in 

SN 
Abbott’s Minnow. Notropis chalybeus abbotti Fowler. 
i 
adults. Peritoneum showing through bright  silvery-white. 
Lower surface of head silvery-white. A jet-black lateral band a 
little wider than pupil extends from tip of snout, includes tip of 
mandible, crosses iris and side of head and reaches base of 
caudal, which in some lights has a most resplendent or brilliant 
blue-green sheen. Adjoining black lateral band above a pale 
area, separating former from color of back. Abdomen medianly 
with a number of blackish points. Along base of anal, and con- 
tinued thence also on preanal region in.some cases, and lower side 
of caudal peduncle in others, are also a number of blackish 
points, most distinct or pronounced along base of anal. Fins 
transparent more or less. Caudal with a dilute umber-brown 
