93 TELEOSTEI. PITYSOSTOMI. 



110. (1.) Moringna raitaborua. (Fig. 42.) 



Munena raitaborua, Ham. Such. Fish. Ganges, pp. 2o, 364. 

 Moringua raitaborua, Day, Fish. India, p. GG6, pi. clxx, fig. 3 (see 

 synon.). 



Length of head from snout to gill-opening 6 to 6| in the distance 

 from snout to vent ; length of tail from two fifths to three eighths 

 of the entire length. Height of body equals one third of length 

 of head. Eyes rather high up, and 2 to 3 diameters from end of 

 snout ; jaws of equal length in front, or the lower slightly the longer. 



Fig. 42. Morinyua raitaborua and upper teeth. 



Cleft of mouth extends above 1 diameter of the orbit behind its pos- 

 terior margin. Gill-opening a slit at the side of the pectoral fin. 

 Teeth in a single row directed backwards, pointed. Pirn dorsal 

 slightly developed, it commences about the length of the head pos- 

 terior to the anus ; the anal arises a short distance behind the 

 anus ; both fins are interrupted in the middle, but posteriorly de- 

 veloped and join the caudal. Pectoral equals about one sixth of 

 its distance from the snout. Lateral line distinct. Colour 

 coppery, olive, or even purplish above, becoming silvery under- 

 neath ; some black dots. Vertebra) 90 -f 14. 



Hub. Estuaries of the Ganges to the Malay Archipelago ; attain- 

 ing at least 22 inches in length. 



111. (2.) Moringna macrocephala. 



Aphthalmichthys macrocephalus, BleeJccr, Atl. Ich. iv, p. 17, t. 147, 



fig. 2. 

 Moringua macrocephala, Dai/, Fish. India, p. GOG (see synon.). 



Length of head from snout to gill-openjng 5| in the distance 

 from snout to vent ; trunk at least two thirds longer than tail. 

 Cleft of mouth about one fifth of the length of the head. Fins a 

 few rays at the end of the tail, otherwise the vertical and pectoral 

 fins are reduced to mere cutaneous folds. 



Hob. India and the Malay Archipelago. 



