Genus Xenoconger Regan 
Xenoconger REGAN, Trans. Linn. Soc. London, vol. 15* Sept. 1912, 
p. 301. Type Xenoconger fryeri REGAN, monotypic. 
Body elongate. Snout broad, flat. Eye small. Mouth terminal, 
moderately wide. Maxillary ends just behind eye, not reaching mouth 
angle. Teeth pointed, conic or slightly compressed, biserial on max¬ 
illa ry, form broad bands in lower jaw. Vomer with rounded patch of 
teeth continued backwards as pair of curved bands, each of smaller 
outer and larger inner series. Tongue not free. Nostrils lateral, 
anterior with short tube. No scales, ^orsal and anal well developed 
confluent with reduced caudal. No paired fins. 
One species. Said to be nearest Nettastoma but differing widely 
in its short snout and restricted inner branchial apertures. 
