132 Director-' s Annual Report. 



D. x-io; A. 11-9. Two large white canines present on upper 

 jaw above angle of mouth. Lips covering but little more than 

 bases of the jaws, which are green ; teeth white. Scales on cheeks 

 in two series, the lower limb of the preoperculum being entirely 

 naked. Scales of the lower series about .80 as large as those of 

 upper series. Eye small, 10 in head. Distance between tip of 

 jaw and eye a trifle less than 2 in head. Depth of head almost 

 equal to length. Eye situated 2 of its diameters below upper pro- 

 file of head. Profile of head boldly convex. Anterior nostril with 

 a small membranaceous flap ; posterior nostril twice as large as 

 anterior and without flap. 



Outer rays of caudal much elongated, about .66 longer than 

 caudal proper ; the other rays of the caudal form a double curve 

 or scallop, the central rays being slightly longer than the rest ; 

 the free edge of the membrane is denticulate. Dorsal low, highest 

 posteriorly; the eighth soft ray longest, 3 in head. Pectoral 

 large, longest rays 1.50 in head. Length of anal 2.75 in length of 

 dorsal. Anal highest posteriorly, longest ray 2.66 in head. \'eu- 

 tral small, second rays longest, 1.88 in head. 



Color in alcohol : a faded 3'ellowish green, becoming buff on 

 throat. A broad, irregular, cream-colored band forms a recftangu- 

 lar figure on top of the head, the posterior part of the figure form- 

 ing a broad band connecSling the eyes ; in this band are three small 

 patches of the general green color, while the space enclosed within 

 the figure is of the general color of the head. From the figure a 

 streak passes below and be^^ond the eye for a short distance. An- 

 other short streak of the same color extends backward from the 

 centre of the posterior margin of the eye. A broad cream-colored 

 band starts below and anterior to the angle of the mouth, on either 

 side, and passes to the edge of the lip; there it greatly narrows 

 and follows the margin of the lip to the throat, but the two bands 

 stop just before meeting. A cream-colored dot behind angle of 

 mouth. 



Dorsal slaty blue, with olive green margin. Caudal j-ellowish 

 green with slaty blue longitudinal streaks. Anal similar to dorsal. 

 Ventral pale cream color. Pectoral slate color, fading into yellow- 

 ish green inferiorly. B. P. B. Mus. No. 2438 is the type. 



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