80 TELEOSTEI. PUYSOSTOMI. 



larger than those in the preraaxillaries. The mouth can be com- 

 pletely shut. Colour brownish, covered with fine dark spots on 

 the head and body, intermixed with reticulated yellow lines, most 

 distinct in the caudal region. Sometimes a white edge to fins. 

 Gill-opening usually surrounded by a black spot. 



Hab. Coasts of Sind and India to the Malay Archipelago. 



83. (11.) Mnraena undulata. 



Muraenophis undulata, Lacfyede, H. N. Poiss. v, pp. 629, 644. 

 Muraena undulata, Da;/, Fish. India, p. 671, pi. clxxi, fig. 5 (young), 

 & pi, clxxiii, fig. 2 (adult) (see synon.). 



Length of head 3^ to 3j in the distance between the end of the 

 snout and the vent ; tail a little longer than the trunk. Eyes 

 If to 2 diameters from the end of the snout, and about midway 

 between the angle of the mouth and the end of the snout. Length 

 of cleft of mouth 2 to 21 in the length of the head. Gill-opening 

 about as wide as the eye. Anterior nasal tube short. The mouth 

 cannot be completely shut ; snout pointed. Teeth in a single row, 

 occasionally one or two additional, forming an inner row in the 

 maxilla ; normally 4 pairs of canines in the mandibles, and 18 to 

 20 teeth in either ramus of mandible ; two canines in the maxilla. 

 Colour light brownish, covered with irregularly sized blotches, 

 and usually with light reticulated lines over the body, most distinct 

 posteriorly ; no black spot at gill-opening ; no white edge to fins. 



Hab. Red Sea, east coast of Africa, seas of India to the Malay 

 Archipelago and Pacific Ocean. 



84. (12.) Murasna flavimarginata. 



Muraena flavimarginata, Rilppell, Atl. p. 119, pi. xxx, fig. 3; Day, 

 Fish. India, p. 671 (see synon.). 



Length of head 3| to 4 in the distance between the end of the 

 snout and the vent : tail rather shorter than the trunk. Eyes 

 small, from 2 to 2| diameters in the length of the snout, and 

 situated about midway between the angle of the mouth and the end 

 of the snout. Anterior nasal tubes very short: snout rather 

 elevated. Length of cleft of mouth 2| in the length of the head. 

 The mouth can be completely closed. Gill-opening wider than the 

 eye. Teeth in a single row, except the vomerine band, which is 

 bifurcated anteriorly; canines of moderate size. Colour light 

 brown or yellowish brown, marbled or spotted with darker : the 

 head and end of tail nearly black. Gill-opening in a black spot. 

 Fins usually with a light edge. 



Hab. lied Sea, Seychelles Archipelago, Bourbon, Mauritius, and 

 seas of India to the Malay Archipelago. 



85. (13.) Muraena afra. 

 Gymnotnorax afer, Block, Ausl. Fischc, t. 417. 

 Muraena afra, Day, Fish. India, p. 071 (see synon.). 



