62 CATALOGUE OF FISH. 



marks. Towards the eud of the tail the spots are larger, and form 

 bars. 



Atl. spec. 2nd do. Braz. spec. 



Total length 17-5 in. 12'5 in. 19-5 in. 



From snout to anus ... 7-5 5'5 925 



gill-opening 2-35 1-42 2-58 



Western side of North Atlantic Ocean. Coast of Brazil. 



A murrey taken in the Gulf of Mexico by Assistant-Surgeon 

 Rayner, of the Royal Navy, and presented to the Museum at Has- 

 lar, appears to be a slight variety of the above. It has the same 

 form and dentition ; but the spots on the body are much more 

 numerous, and the fins, instead of being distinctly banded, have a 

 continuous black edge, with a white stripe beneath it. The white 

 stripe approaches the edge of the fin at intervals, so as to give it 

 somewhat of a banded appearance when folded. Length, ] 5 in. 

 Length from snout to vent, 7 in. Length from ditto to gill-opening, 

 1"9 in. {Richardson.) 



Gulf of Mexico. 



115. MUBiENA TRISHS. 



Mursena tristis, Eauj}. 



Nasal teeth numbering 21, whereof 11 are long, and the rest 

 short and alternating with the longer ones. On the mesial line 

 there are 3 needle-shaped ones, which are the tallest. Palatines, 

 15, gradually diminishing in size posteriorly. On the vomer, 10 

 short, pointed teeth. On the mandible there are 20, of which the 

 foremost three pairs overtop the others by half their height. 



Head long. Diameter of the eye contained twice in the length 

 of the snout. Front nostril tubes overpassing the lips. Dorsal 

 moderately developed, and commencing on the occiput. Colour, 

 black, with some indistinct yellowish-brown spots. 



Total length, 14-97 in. Length of tail, 8-08 in. 



Niger (British Museum. Fished by Mr. Frazer). 



116. MUE.ENA RiCHAEDSONI. 



Murseua Richardsoni, Bleeker, MurcBnoiden, dc. 



Nasal teeth, 8 ; on the mesial line, 1-3 ; 8 on the palatine 

 bones ; on the vomer, 14-16, some of them standing out of the row. 

 Mandibulars, 12. 



A moderately short-formed Murmna, with a short head and a 

 somewhat swollen snout. Nostril tubes standing out above the 

 lips. Diameter of the eye contained twice in the length of the 

 snout. Dorsal commencing over the gills. 



Total length, 8-86 in. Length of tail, 452 in. 



