264 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
anterior nostril; lower jaw produced; the band o£ villiform teeth moderate in both jaws, in a patch in 
front, narrowing posteriorly; eye moderate, 2.5 in snout, 4.33 in head; interorbital space slightly 
concave, 4.25 in head; preorbital very deep, 2.25 in head; gillrakers short and rather slender, 4.5 in 
maxillary; 19 on lower limb of arch; barbels 1.5 in head, reaching posterior margin of preopercle; 
scales large, ctenoid; dorsal fins medium; spinous dorsal depressible into a groove, first spine rudimen- 
tary, scarcely perceptible, second and third spines longest, 1.66 in head, eighth spine 4 in second; 
first ray of soft dorsal unbranched but evidently articulate, shorter than the first branched ray, which 
is 2.33 in head, the rays thence about regularly decreasing in height; caudal well forked, its longest 
rays 1.33 in head; anal similar to soft dorsal, its spine very minute and first ray unbranched but plainly 
articulate; ventrals 2 in head; pectorals 1.66 in head; air-bladder moderate. 
Color in spirits, nearly uniform yellowish; snout dusky, fins plain; peritoneum dark. 
Known only from Johnston Island. 
Upeneus preorbitalis Smith & Swain, Free. U. S. Nat. Mus., V. 1882, 132, Johnston Island. (Type, No. 29G62, U. S. N. M.) 
I 
Genus 141. UPENEUS Cuvier. 
This genus differs from Mulloides and Pseudupeneus in having teeth in both jaws and on the vomer 
and palatines. 
Upeneus Cuvier, Regne Animal, ed. 2, II, 157, 1829 (vittatus). 
Upenoides Bleeker.Verh. Bat. Gen., XXII, 1849, Percoides, 64 (bivittcitus). 
a. Head long, 3.75 in length; barbel reaching anterior edge of orbit; dorsal vin-9; anal n, 6; scales 40 arge, p. 264 
act. Head shorter, 5 in length; barbel reaching first third of orbit; dorsal vm-r, 7; anal 7; scales 38 tseniopterus, p. 265 
206. Upeneus arge Jordan & Evermann. “ Weke ” or “ Weke Pu&o; ” “Weke paht'tla.” Plate 39. 
Head 3.75 in length; depth 4.1; eye 5 in head; snout 2.25; interorbital 3; maxillary 2.3; shortest 
distance between maxillary and eye 1.25 in longitudinal diameter of eye; D. vm-9, second spine 1.5 
in head; A. ir, 6, longest anal ray 1.9 in head; pectoral 1.5; ventrals 1.45; scales 3-40-7. 
Body oblong, compressed, deepest through the anterior base of the spinous dorsal; head moder- 
ate, compressed, profile arched from origin of the spinous dorsal to tip of snout, steepest on snout; 
snout bluntly rounded; lower jaw included; mouth moderate, slightly oblique; tongue short, rounded 
anteriorly, not broad nor thick, and not free; teeth in villiform bands on each jaw and on vomer and 
palatines; maxillary moderate, reaching anterior edge of eye, moderately broad and sheathed for 
more than half of its length; eye rather small, high, median, adipose eyelid well developed; barbels not 
