19. MTJR-ENICHTHTS. 53 



Snout obtuse ; tlic greater part of the teeth biserial. Cleft of the 

 mouth extending considerably beyond the eye. 

 Java. 



a. Type of the species, 3| inches long. From Dr. Bleeker's Col- 

 lection. 



4. Muraenichthys gymnotus. 



Bleck. Act. Soc. Sc. Indu-Nederl. ii. Amboina, viii. p. 90 ; or Atl. Ichth. 

 Mur. p. 33, pi. G. iig. 3. 



Body rather slender. Dorsal fin rudimentary, its origin being 

 apparently opposite to the vent. Snout produced, pointed. Vome- 

 rine teeth uni-, the others pluriserial. Cleft of the mouth extending 

 somewhat behind the eye. 



Amboyna. 



a. Type of the species, 6 inches long. From Dr. Bleeker's Col- 

 lection. 



5. Muraenichthys moorii. 



Body very slender. The length of the head is two-sevenths of 

 the distance between the gill-opening and vent. Tail but little 

 longer than the body. Vertical fins low, the dorsal commencing oppo- 

 site to the vent. Snout i-ather obtuse, not quite twice as long as the 

 eye. Vomerine and anterior manchbulary teeth biserial, the re- 

 mainder imiserial. Cleft of the mouth extending somewhat behind 

 the eve. 



Hah. ? 



a. Adult female, with mature ova, 190 millims. long, the depth at 

 the vent being 5 millims. — Three other examples are in the 

 Liverpool Museum, the Curator of which, Mr. Thomas Moore, 

 kindly lent them to me for examination. 



6. Muraenichthys vermiformis. 



Chiloi'liinus (Murreuichtlivs) vennifurinis, Peters, Momttsbcr. Ak. 

 Wks. Berl. 18GG, p. 524.' 



Origin of the dorsal fin conspicuously behind the vent. Angle of 

 the mouth a little beliind the eye. Teeth of the jaws and vomer 

 unisfrial. (Peters.) 



Ceylon. 



7. Muraenichthys macrostomus. 



Bleek. Ked. Ti/cls. JDierk. ii. p. 38 ; or Atl Ichth. Mur. p. 33, pi. 41. 

 fig. 1. 



Dorsal fin rudimentary, traces of its origin being visible near to 

 the vent. Snout acutely pointed. Cleft of the moutli very wide, 

 the small eye being above tlie second fifth of its length. Teeth in 

 the jaws jjointed, recurved, uniscrial. 



Amboyna. 



Type of the species. From Dr. Blocker's Colleclion. 



