Distribution: Bathypelagic (325 2200 M.). Tropical and 

 warm seas. 



i. Venefica procera (Goode & Bean.). 



Nettastoma procerum Goode & Bean, Bull. Mus. Comp. Zool. X. 1883, p. 224. 

 Venefica procera Jordan & Davis, Rep. U.S. fish Comm. (1888) 1891, p. 651. 

 Venefica procera Goode & Bean, Oceanic Ichth. 1895, p. 149. 

 Venefica procera Jordan & Evermann, Fish. North America I. 1896, p. 365. 

 Venefica procera Max Weber, Siboga-Exped. Fische, 1913, p. 45. 



Head about 3.6 in length of head and trunk, tail twice as 

 long as rest of body. Eye situated about in the middle of the 

 head, nearly $*j z times in snout, without the fleshy flap, which 

 is longer than the eye. Snout projecting beyond lower jaw 

 by the intermaxillary plate, which is strongly denticulated. 

 Points of teeth directed backward, somewhat stronger on vomer 

 and partly on lower jaw. Cleft of mouth reaching one eye- 

 diameter behind eye. Origin of dorsal before gillopenings (Siboga- 

 specimens), according to GOODE & BEAN above gillopening. 

 Length 750 mm. 



Habitat: Celebes Sea (fine gray mud 1301 M.)!. East 

 Coast of North America (33 to 34 N. 76 W. 3251993 M.); 

 off San Pedro, California. 



5. Fam. HETEROCONGRIDAE. 



Exceedingly elongate, subcylindrical, scaleless. Anus far 

 behind gillopenings. Tail compressed and nearly twice or more 



Fig. 1 20. Heteroconger polyzona Blkr. (After BLEEKER). 



than twice in head and trunk. Lateral line present. Dorsal, 

 anal and caudal confluent. Pectorals absent. Snout obtuse, very 

 short, cleft of the small mouth obliquely ascending upwards, 



