56 TELEOSTEI: EVENTOGNATHI. — XIL 
Whether a variety or a distinct species is not certainly known.!) 
(repos, different ; ddovs, tooth.) 
dd. Lateral line complete. (Miniellus Jordan.) 
J. Lips thin, not fleshy; scales before D. large, in 13 to 17 rows. 
g- Body rather elongate, the depth less than 4 the length. 
100. N. procne (Cope). Slender, with the tail long; snout 
blunt; mouth inferior, small; 13 scales before D.; eye large. Oli- 
vaceous, a dark lateral band. Head 44; depth 54. Scales 5-32-3. 
A.7. L. 24. W.N.Y. to Md. (apdxvy, a kind of swallow.) 
101. N. fretensis (Cope). Slender, compressed; mouth oblique; 
eye 8} in head; 17 scales before D. ; lateral line decurved. Olive, 
a plumbeous lateral shade and dark spot at base C. Head 4; 
depth 5. A.8. Scales 6-35-3. L. 24. Great Lake region (un- 
known to me.) (Lat., inhabiting straits, i. e. Detroit R.) 
102. N. spectrunculus (Cope). Body elongate, head large and 
broad; eye 3 in head; snout thick; mouth terminal, oblique; pre- 
maxillaries in front on level of middle of pupil; 15 scales before D. 
Olivaceous, dark above, a plumbeous lateral band and distinct 
black caudal spot; @ with fins orange. Head 4; depth 54. A.9. 
Lat. 1.37. L.3. Tenn. R. (Jat., a little image.) 
103. N. deliciosus (Girard). Body stoutish, little compressed ; 
head rather broad, the mouth small, inferior, horizontal; snout 
obtuse; eye large, 3 in head; 12 to 15 scales before D. Pale 
olivaceous, sides usually pale; sometimes with a dusky stripe, but 
no dark C. spot. Head 4; depth 5. L. 2}. Great Lakes to Va. 
and Texas; an insignificant little fish. Variable, running into 
several varieties. Var. deliciosus, Mo. and S. W., lat. 1. 82 to 35; 
var. stramineus Cope, Miss. Valley, lat. 1. 34 to 88 (5-36-4) ; var. 
longiceps Cope, Va., lat. 1. 33 to 36; a distinct lateral stripe, snout 
longer and fins higher; var. volucella Cope, Mich., snout longer ; 
fins longer; P. reaching V. 
gg. Body rather stout, the depth more than } the length. 
104. N. topeka Gilbert. Body compressed, stout; snout blunt; 
mouth small, terminal, oblique; eye 44 in head; 14 scales before 
D; lateral line anteriorly decurved. Olivaceous, a dusky lateral 
streak, ending in a small caudal spot; males with sides and fins 
bright red. Head 4; depth 33. A. 7. Scales 5-35-4. L. 23. 
W. Iowa to Kans. 
Jf. Lips thick, fleshy. 
105. N. phenacobius Forbes. Mouth small, inferior; body 
short and deep; snout long; eye very large, 3} in head; breast 
naked; fins low. Head 4; depth 33. A. 8, Lat. 1. 35. L. 2}, 
1 See Gilbert, Proc. U. 8. Nat. Mus., 1884, p. 207. 
