9. MURiENE80X. 45 



Total length 10^ inchos. 



Body 3^ „ 



Head ^ inch. 



Greatest depth i „ 



Amboyna. 



a. One of the typical specimens. From Dr. Bleeker's Collection. 



2. Heteroconger longissimus. 



The length of the head is one-sixth of the distance between the 

 gill-opi^ning and vent ; tail more than twice as long as the body. 

 Eye small. Vertical fins rather indistinct and low. Coloration nni- 

 form blackish. 



Total length 19 inches. 



Body 6 „ 



Head 1 inch. 



Greatest depth ^ „ 



a. Lanzaroto. Presented by the Rev. 11. T. Lowe. 



Sixth Group. MUR^NESOCINA. 



9. MURiENESOX. 



Murrcnesox, M'Clell. Calc. Journ. Nut. Hist. iv. p. 408. 



Cynoponticus, Costa, Faun. Nap. Peso. 



Mm-a3nesox ct Erachyconger, Blcek. Atl. Ichth. Miir. p. 19. 



Scaleless. Snout produced. Jaws with several series of small, 

 closely set teeth ; anteriorly with canines ; vomer with several long 

 series of teeth, the middle of which is formed by large, conical or 

 compressed teeth. GiU-openings wide, approximate to the abdomen. 

 Pectoral and vertical fins well developed, the dorsal beginning above 

 the gUl-opcning. Two pairs of nostrils, the posterior opposite to 

 the upper part or middle of the eye. 



Seas of the Tropics. 



1. Muraenesox talabon. 



Tala Bon, Eussell, i. p. 27, pi. 38. 



Conger (Mura;na) talabon, Cav. Rhpie An. ; Cant. Mai. Fish. p. 312 ; 



Bleek. Nat. Tyds. Ned. Lid. iii. p. 78 (part.), and v. p. 4oG; and 



Verh. Bat. Gen. xxv. Miir. p. 18. 

 Murffiuesox lanceolata, M'Clell. Calc. Journ. Nat. Hist. iv. p. 409. 



exodon, SDClell. I. c. 



serradt'utata, 3PCkll. I. c, and v. p. 210. 



exodentata, M'Clell. v. p. 180, pl.8. fig. 4, and p. 210. 



pristis, Kaup, Apod. p. 110. 



talabon, Bleek. Atl. Ichth. Mur. p. 22, pi. 8. fig. 2 ; Kner, Novara, 



Fisch. p. 372. 



Vomerine teeth slender, conical, straight, widely set, none with 

 lobes. Snout very long and narrow. 

 East Indies. 



