21(1 



The Philippine Journal of Science 



Depth 14.7 to 20.5 in length, head 8.58 to 8.9, and 2.5 to 2.7 

 in trunk ; head and trunk together 1.39 to 1.45 in tail. ("Height 

 17-21 ; head 9 to more than 10, thrice in trunk. Head and body 

 somewhat shorter than tail."— Weber and Beaufort.) Eye cir- 

 cular and rather small, 9.2 to 12.5 in head and 1.4 to 2 in the 

 short, blunt, rounded snout; lower jaw curved so that the hori- 

 zontal mouth does not close completely; gape reaches far behind 

 eyes and is 2.72 to 3 in head ; dorsal begins on occiput 0.4 to 0.5 

 the length of head in advance of gill opening; vertical fins low, 

 dorsal less than one-half the height of body ; gill opening with a 

 dark mark; maxillary with twelve to fourteen rather small com- 

 pressed teeth in outer row and from eight to ten longer, pointed, 

 depressible teeth in inner row which is curved and separated by 

 a broad interspace from the outer teeth; intermaxillary plate 

 with ten to fourteen teeth in outer row, all large, stout, fixed, 

 with recurved points, except those at tip of jaw, which are 

 small ; one or two central teeth scarcely larger than the others 

 and hardly depressible ; vomer with a double row of low, broad, 

 rounded teeth, diverging anteriorly, the anterior tooth in each 

 row the largest ; six or seven pairs of teeth on vomer, sometimes 

 with a long irregular row extending posteriorly, seven or eight 

 in number; lower jaw with about twenty-five teeth on each side, 

 those of anterior half largest, and an inner row of three to six 

 larger teeth on each side at forward end. 



Color uniform light yellowish, thickly dotted and spotted with 

 purplish brown, leaving the ground color as pale spots ; anterior 

 half of head uniform dark purplish brown without markings; 

 the spots and dots may coalesce and form marblings, especially 

 on tail ; belly not paler ; fins colored like body. 



Color in alcohol, similar but much duller. 



Head, trunk, and tail much compressed, head deep. Width 



of head less than one-third its length. Here described from 



Measurements of Gymnothorax thyrsoideics. 



| Sita.ki. 



Le yte . 



Guimaras. 





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2 



125 













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