150 



The Philippine Journal of Science 



along side, descending gradually and running along base of anal 

 on each side; the caudal, posterior part of dorsal, and anal fin 

 bright yellow ; anterior part of dorsal clear, more or less minutely 

 spotted. Color in alcohol dusky gray-brown above, paler to 

 whitish or yellowish beneath, or else uniform brown, everywhere 

 thickly spotted with minute dark specks except on throat and 

 belly, which are therefore paler than rest of body; fins uniform 

 pale gray or yellowish, slightly punctulated. 

 Measurements of fo< 



1 ■> 



,„„ 3 ,v 



„»,. 



Trunk. 



» 



D*l 



,y,. 



G,„.. 





299 



"\ 



"""* 



l 



-; 



~l 



i 







1 _.__— 



Without authentic specimens for comparison the disposition 

 of this material is slightly uncertain; my specimens are strongly 

 differentiated from closely related forms by the vomerine teeth, 

 though none of the published descriptions of Muramichthys 

 gymnopterus go into details on the teeth further than that they 

 are "conical, more or less obtuse." Weber and Beaufort state 

 "cleft of mouth reaching more than 3 eye diameters behind eye," 

 but this does not agree with their figure and is undoubtedly. an 



This insignificant East Indian eel attains a length of over 30 

 centimeters and is known from Java to China, the Philippines, 

 and the Fiji Islands. It is frequently seen in the Manila fish 

 markets, coming from the bangos fishponds around Manila Bay, 

 where it spawns in July. 



There is a specimen from Mindoro in the museum of Santo 

 Tomas, and Jordan and Seale recorded it from Cavite. 



As this went to press I received a specimen from Dagupan, 

 Pangasinan Province, having a length of 300 millimeters and a 

 depth of 12 millimeters. 

 Mursenichthys thompsoni Jordan and Richardson. 



Mursenichthys thompsoni Jordan and Richardson, Bull. U. S. Bur. 

 Fisheries 27 (1907) (1908) 237, fig. 1. 



Head 6.60; depth equal to distance from tip of snout to back of orbit; 

 length of head and trunk equal to .80 of tail; snout 1.33 times eye; cleft 



