2212 Bulletin ^7, United States National Museum. 



k. Body very slender, compressed, the depth 5$ 

 in length ; caudal much longer than head ; 

 mouth rather large, the lower jaw pro- 

 jecting; teeth unequal, rather strong; 

 yellowish, much spotted with darker. 

 D. VI-12 ; A. 12. Scales 35. 



MANGLICOLA, 2540. 



kk. Body subfusiform, little compressed; depth 

 4 in length; head blunt, 4 in length, 

 rounded in profile ; eye equal to snout, 4 

 in head. Mouth small, horizontal, the 

 lower jaw included ; maxillary 3 in head, 

 reaching to below eye. Teeth small, in 

 bands in both jaws, the outer enlarged, 

 those of the upper jaw very slender. 

 Scales large, ctenoid, those of nape and 

 belly little reduced. Longest dorsal 

 spine shorter than head. Caudal scarce- 

 ly pointed, about as long as head. Color 

 whitish gray, middle of sides with 4 or 

 5 dark blotches, from each of which a 

 narrow dark bar extends downward 

 and forward ; a large black blotch above 

 pectorals, obsolete in female; a small 

 black spot at base of caudal; a dark 

 mark below eye; vertical fins barred. 

 D. VI-12 ; A. 11 or 12. Scales 33. 



STIGMATUKUS, 2541. 



jj. Pores on preopercle very conspicuous ; lower jaw 

 with small canies. D. VI- J, 9 ; A.I, 9. 



QUADRIPORUS, 2542. 



. Region between nape and dorsal with a narrow naked 

 median strip. Body moderately elongate, sub- 

 fusiform, the depth 5 in length. Head large, not 

 so blunt as in G. boleosoma, its length 3f to 3f in 

 length; anterior profile gently decurved; snout 

 3J to 3J in head; eye 4; mouth large, slightly ob- 

 lique; maxillary entending to front of pupil, 2J in 

 head. Teeth small, slender and curved, in moder- 

 ate bands. Scales moderate, ctenoid, those in 

 front much reduced in size; breast naked. Long, 

 eat dorsal spine \\ in head. Caudal as long as head, 

 somewhat pointed. Olivaceous, mottled with 

 gray ; about 5 rounded dark blotches along middle 

 of sides, the last forming a spot at base of caudal ; 

 no dark spot on side of nape; some dark marks 

 on head; vertical fins barred. D. VI-12; A. 13. 

 Scales 33 to 35. SHUFELDTI, 2543. 



u. Region between nape and dorsal entirely naked. 



I. Highest rays of second dorsal little more than 

 J head, none of them reaching base of caudal. 

 m. Profile much decurved, skull rounded be- 

 hind, without distinct median ridge; 

 mouth horizontal. Body elongate, 

 deepest below front of dorsal, tapering 

 regularly backward, the greatest depth 

 5J in length. Head short, blunt, pro- 



