FRESH-WATER FISHES OF LIBERIA—SCHULTZ 311 
on median fins; anteriorly the back is paler, somewhat set off by a 
blackish wavy line most distinct on head; base of pectoral blackish, 
sometimes with one or two more blackish bars distally; depth about 
13 or 14 in length; 20 or 21 scales between origin of soft dorsal and 
lateral line; a moderately strong, slender preorbital spine and 2 or 3 
preopercular spines (usually 2); the anus is located progressively 
farther forward with increase in size as indicated from following 
measurements: The anus is midway from—tip of tail to back of eyes (70 
mm. specimen), tip of tail to middle of eye (on 99 and 130 mm. speci- 
mens), tip of tail to front of eye (175 mm.), tip of tail to middle of 
snout (219 mm.), tip of tail to tip of lower jaw (267 mm.) ; and tip 
of tail to tip of projecting fleshy snout (860 mm.). (Table 1.) 
Dr. Manr-collected specimens as follows: 
U.S.N.M. No. 118749, 2 specimens, 267 to 277 mm., Gibi Mountain. 
U.S.N.M. No. 118750, 3 specimens, 70 to 300 mm., Harbel. 
U.S.N.M. No. 118751, 6 specimens, 99 to 219 mm., Bendaja. 
U.S.N.M. No. 118752, 24 specimens, 147 to 869 mm., Bromley. 
TABLE 1—Counts were made on specimens of M. liberiensis from Liberia 
Dorsal rays 
Spines Soft rays 
XXVII | XXVIII} XXIX | XXX | XXXII | XXXIT| 84 85 86 
Number of counts___- S| ee cee ae) Se Pe 3 9 1 7} ee SN 1 
Anal rays 
II, 82 TI, 83 II, 84 II, 85 II, 86 
Number of counts_--- dt Ae eee eee 1 1 1 
Family CHARACINIDAE 
KEY TO THE CHARACINS FROM LIBERIA 
la. Teeth, in outer row, slender, mostly bifid, set very close together near front 
of lips, and not at sides of mouth, the latter small. 
2a. Lateral line complete; upper jaw freely movable; anus % head length 
in front of anal fin origin; gill membranes attached to isthmus; scales 
about 48 or 44, 4% above and 4% below lateral line; 8 or 9 scales from 
rear of adipose fin to base of caudal fin; 10 or 11 scales in front of 
dorsal; dorsal rays iii, 10; anal iii, 7; gill rakers about 3 + 6. 
Color.—10 or 11 narrow brownish saddles on back more or less joining 
brown blotches below, that form a wide but broken lateral band; dorsal 
with two dark cross bars and pelvics with one bar. 
Nannocharax seyboldi, new species 
2b. Lateral line incomplete with only a few pores anteriorly just behind head; 
upper jaw barely or only slightly movable; anus close to anal origin; 
