PERCID, — LXIII. 129 
lucent, with dark lines. Head 44; depth 5 D. XII to XIV-13. 
A. Hj, 10. Scales 7-64 to 70-12. L. 4 Ozark region, S. Mo. 
(ipa, wave; rawvia, band.) 
346. E. nianguze Gilbert & Meek. Body elongate, terete; head 
very long and slender, the snout deep and narrow, vertically rounded 
at tip; mouth large, maxillary beyond front of orbit; eye shorter 
than snout, 54 in head; cheeks with a few rudimentary scales; 
opercles and bréast naked; nape scaled; A. rather smaller than 
2d -D.; 1st A. sp. short. Olivaceous, the back with 8 to 10 wide 
dusky cross-bars, which extend on sides; g with the dark bars 
encircling body; back and sides with carmine-red spots in the pale 
interspaces, most numerous in ¢ ; two black spots at base C.; Ist 
D. dusky, spotted with red, and with red edge; other fins mostly 
mottled with red. Head 34; depth 6. D. XI or XII-13 or 
14, A. II, 11 or 12. Scales 11-74-16. L. 33. Niangua R., S. 
Mo. Var. spilotum Gilbert, from Kentucky R. is similar, but with 
the scales much larger (lat. 1. 58 to 60), and the lateral line 
incomplete. 
«x. Gill membranes more or less broadly united. 
« Scales very small, 10-82-18; preopercle entire. 
$47. BE. squamatum Gilbert & Swain. Body elongate, the head 
long and slender, the snout long-acuminate; mouth long and nar- 
row, the lower jaw included; maxillary to front of eye; eye moder- 
ate; 1st D. low; A. high, its spines strong; cheeks, breast, nape, 
and opercle scaly; an enlarged black humeral scale. Yellow-olive, 
with 10 broad dusky bars on back, and 10 dark blotches along sides; 
a small black spot at base C.; 1st D. pale, with broad, orange band ; 
2d D. and C. barred with dusky and orange. Head 38; depth 5}. 
D. XIV-13. A.TI,10. L.4. French Broad R. (Lat., scaly.) 
zz, Scales large, 8-51-9 ; mouth small, low, horizontal (transition to 
“ Nanostoma’’). (Peecilichthys1 Agassiz.) 
348. E. variatum Kirtland. Body rather robust, the head short 
and thick, with short blunt snout, the anterior profile convex; eyes 
large, 32 in head; maxillary to front of eye (4 in head); top of 
head rugose; head almost naked; nape and breast scaled; fins all 
very large; A. large, a little smaller than soft D.; P. reaching front 
of A.; dusky greenish, finely punctate; belly and sides orange 
yellow; posterior part of body with 5 orange bands; 1st D. with 
dark blue band; 2d D., A. and P. blue-black, shaded with orange; 
Q paler. Head 34; depth 44. D. XII[-13. A. 1,9 L. 4. 
Ohio Valley, scarce. (Lat., variegated.) 
ww. Anal fin rather small, notably smaller than soft dorsal. 
w. Gill membranes broadly united across the isthmus; mouth small, sub- 
inferior. (Nanostoma 2 Putnam.) 
1 qrotxcAos, variegated ; ixé6vs, fish. 
2 vavos, sinall ; oroza, mouth. 
