FRESH-WATER FISHES OF LIBERIA—SCHULTZ 333 
PARAMPHILIUS Pellegrin 
Paramphilius PELLEGRIN, Bull. Mus. Hist. Nat. Paris, vol. 18, p. 23,1907. (Type: 
P. trichomycteroides Pellegrin.) 
PARAMPHILIUS FIRESTONEI, new species 
PLATE 36, FIGURE 3 
Holotype.—U.S.N.M. No. 118811, 56 mm. standard length, collected 
at Bromley, Liberia, by Dr. Wm. M. Mann. 
Paratypes—U.S.N.M. No. 118812, 29 specimens, 38 to 61 mm. 
standard length, same collection data as the type; U.S.N.M. No. 
118813, 1 specimen, 49 mm. standard length, taken at Harbel by Dr. 
Mann. 
Description —Based on the holotype and 30 paratypes. All meas- 
urements are given in hundredths of the standard length, those for 
the holotype outside the parentheses and those for two paratypes 
within parentheses, respectively. 
Total length in mm. 64 (69.2; 45); and standard length 56 (58.6; 
38) in mm. Length of head 21.4 (20.1; 21.6); greatest depth 10.7 
(14.7; 10.5) ; length of snout 7.14 (6.82; 7.1); diameter of eye 1.25 
(1.387; 1.82); length of postorbital part of head 14.3 (13.3; 14.5) ; 
width of interorbital space 6.25 (6.0; 6.3) ; length of maxillary barbel 
17.9 (19.6; 18.4) ; length of outer mandibular barbel 20.5 (23.95 22.4) ; 
length of inner mandibular barbel 12.7 (14.5; 11.9); length of base 
of adipose dorsal fin 25 (19.6; 25.0); length of base of first dorsal 
fin 6.25 (5.8; 6.6); length of base of anal fin 12.5 (11.38; 12.6); 
distance from tip of snout to origin of first dorsal 50.1 (51.6; 49.7; 
distance from snout to origin of adipose dorsal 73.2 (77.6; 75.0) ; 
distance from snout to insertion of pelvic fin 46.1 (46.8; 45.2) ; distance 
from snout to insertion of pectoral fin 18.9 (17.6; 16.6); distance 
from snout to origin of anal fin 69.6 (70.2; 68.4); length of caudal 
peduncle 18.7 (17.6; 18.4); least depth of caudal peduncle 9.8 (8.2; 
8.4); longest ray of dorsal fin 12.9 (11.9; 11.9); longest ray of anal 
fin 11.6 (13.7; 11.9); longest ray of pectoral fin 11.8 (11.95; 18.7) ; 
longest ray of pelvic fin 13.0 (12.5; 18.2); longest ray of caudal fin 
16.1 (19.1; 17.9); dorsal rays 7 (7; 7); anal rays 12 (11; 12) first 5 
simple; pectoral rays 7 (7; 7) first heavy and simple; gill rakers 3 
on lower half of first gill arch. 
Top of head depressed ; mouth terminal, the lower jaw a trifle shorter 
than upper; gill membranes free from the isthmus deeply notched or 
extending far forward; cheeks swollen; eyes very small; maxillaries 
not reaching to under eyes; nasal openings widely separated without 
barbels; adipose fin continuous with the caudal fin; origin of dorsal 
fin a little behind a vertical through the rear base of the pelvic fin; anus 
located a little behind pelvic fin bases, about one head length in front 
