15. MYRUS. 49 



at some distance from one another ; vomer with a series of very 

 small teeth. Pectoral and vertical fins well developed, the dorsal 

 beginning above the gill-opening. Postei'ior nostrils in front of the 

 eye, anterior tnbular. 

 Japan . 



1. Oxyconger leptognathus. 



Conger leptognathus, Bhek. Act. Sac. Sc. Indo-Nvilerl. iii. Japan, iv. 

 p. 27. 



Cleft of the moutli three-fifths of the length of the head ; tail 

 shorter than liodj'. 



Nagasaki. 

 a. Type of the species : in bad state. From Dr. Bleeker's Collection. 



13. HOPLUNNIS. 

 Hoplunnis, Kaiip, Aale Hanihuri/. Mas. p. 10. 

 Scaleless. Snout much produced : maxillary and mandibulary 

 teeth biserial ; vomerine teeth long, pointed, in a single series. 

 I'ectoral and vertical fins, the dorsal commencing above the gill- 

 opening. Gill-opening small. Posterior nostril in front of the eye. 

 Tail several times longer than body. 

 Central America. 



1. Hoplunnis schmidtii. 

 Kaup, I. c. p. 20, taf. 2. fig. 4. 

 Tail about four times as long as the body ; snout thi'ice as long 

 as the eye. The posterior portion of the vertical fin black. (Kanj}.) 

 Puerto Cabello. 



14. NEOCONGER. 

 Neoconger, Girard, U. S. ^- Mtx. Bound. IcJdh. p. 77. 

 Body naked. Pectorals present. Dorsal and anal fins rudimen- 

 tary, more developed towards the end of the tail. Maxillary teeth 

 in several series, vomerine teeth uuiserial. Cleft of the mouth ex- 

 tending behind the small eye. Posterior nostril near the anterior 

 rim of the orbit. 

 Coast of Texas. 



1. Neoconger mucronatus. 



Girard, I. c. 



Head small, narrow, pointed, the upper jaw projecting bcj-oiid 

 the lower. Tail not much longer than body. Dorsal fin beginning 

 somewhat in advance of the vent. Coloration uniform. (Girard.) 



at. Joseph Island. 



Seventh Group. MYRINA. 

 1-3. MYRUS. 



Myrus, Kaup, Apod. p. '.M. 

 Nostrils on. or very close to. the margin of the upper lip : the an- 



