* os b n 
410 Storer on the 
Ae 
color of the ‘Gn like the back; the firmest portion of 
the rays, reddish. 
The Pectorals arise beneath, and one line anterior 
to the posterior angle of the operculum; above, 
brownish ; beneath, lighter, rounded at their extrem- 
ities; length to height as 1 to 4. 
The Ventrals are situated beneath the dorsal; 
above, color of the abdomen ; shorter than the pecto- 
rals. 
'The Anal arises opposite a line about three quar- 
ters of an inch back of the dorsal fin, and is higher 
than long. The first ray bears the same proportion 
to the length of the second, as the first ray of the 
dorsal to the second ray of that fin. 
The Caudal fin is large; height of the rays in the 
middle of the fin, one inch ; width at the extremi- 
ties, when expanded, three inches. 
. The number of the-fin rays is as follows: D. 10; 
P.d24: V«.85. A4«10$.02 98. 
L. atronasus. Mitchell. The brook Minnow. 
Trans. Lit. et Philosoph. Soc. p. 460. 
This beautiful little species is seen in our brooks 
in large numbers. From a specimen an inch and 
six lines in length, I draw up the following descrip- 
tion: Greatest depth, four lines. Upper part of the 
body greenish; a broad black band passes from the 
snout across the eye longitudinally through the mid- 
dle of the fish to the caudal rays; body beneath 
this band white, with cupreous reflections. Upon 
