PERCID.E. LXIII. 125 



331. E. simoterum (Cope). Body short and deep ; head small, 

 the snout very obtuse ; cheeks, opercles and breast scaly. Oliva- 

 ceous ; back and sides each with a series of quadrate, blackish green 

 blotches; belly saffron; upper parts with red spots; 1st D. with 

 red spots and orange-red edge; 2d D. largely red; C. brown, 

 barred ; male in spring with head and fins largely dusky. Head 

 4f ; depth 4. D. X-ll. A. II, 7. Scales 10-52-12. Vert. 38. 

 L. 3. Tennessee and Cumberland basins. (Ulocentra atripinnis 

 Jordan.) (o-t/xos, snub-nosed.) 



nn. Maxillary adnate to the preorbital for most of its length, and there- 

 fore nearly immovable; mouth very small, inferior; no teeth on 

 vomer. (Diplesion 1 Rafinesque.) 



332. E. blennioides Rafinesque. GREEN-SIDED DARTER. Body 

 elongate, little compressed, the head thick, its profile very convex ; 

 eyes large, high up, close together ; cheeks, opercles and neck scaly ; 

 breast naked ; spines strong. Olive green, mottled above ; sides 

 with 8 double transverse bars, each pair forming a Y-shaped figure 

 of a deep green color; sides with orange dots; fins blue green, 

 marked with orange red; 9 duller. Head 4^; depth 4|. D. 

 XIII -13. A. II, 8. Lat. 1. 65 to 78. Vert. 42. L. 5. Penn. 

 to Ala. and Kans., common, one of the prettiest of the darters. 

 (Blennius, e?8os, like.) 



mm. Gill membranes scarcely connected; anal usually not smaller than 



second D. 



o. Belly with enlarged scales on middle line ; these falling off, leaving 

 a naked strip. (Cottogaster 2 Putnam.) 



333. E. copelandi (Jordan). Body slender; head large, nar- 

 rowed in front; mouth small, subinferior, the snout decurved ; 

 cheeks and breast naked ; opercles and nape with few scales. Pale 

 olive, speckled above, a series of horizontally oblong black blotches 

 along lateral line ; fins somewhat barred, dusky in ; a black spot 

 on front of first D. Head 4J ; depth 5. D. XI- 10. A. II, 9. 

 Lat. 1. 56. Vert. 18 -f- 20 = 38. L. 2. White R., Ind., to Ark. 

 (To the late Herbert Edson Copeland, the discoverer of the species, 

 and one of the most careful and enthusiastic students of these fishes.) 



334. E. putnami (Jordan & Gilbert). Close to the preceding, 

 but with larger scales ; lateral spots quadrate ; spinous D. with a 

 dusky band. Head 4 ; depth 6. D. XI -11. A. II, 8. Lat 1. 44 

 to 48. L. 2. L. Champlain to L. Huron. (To Frederick Ward 

 Putnam.) 



oo. Belly with ordinary scales posteriorly, its anterior part naked. 



(Imostoma a Jordan.) 

 q. P. extremely long, 1 times length of head, reaching front of A. 



8fe, two ; TrA^o-iov, near, i. e. nearly two dorsals. 



* Cottus, ycwmjp, belly. 8 efyu, to move ; <rro/u.a, mouth. 



