1009 
Genus Evenchelys Jordan and Evermann 
Evenchelys JORDAN and EVERMANN, Proc. U. S. Nat. Mus., 
vol. 25, 1902, p. 327. Type i Muraena macrurus 
BLEEKER, orthotypic. 
Rhabdura OGILBY, Proc. Royal Soc. Queensland, vol. 20, 
1907 (1908), p. 12. Type Muraena macrurus BLEEKER, 
virtually monotypic. 
Body greatly elongate, very slender, slightly compressed, 
tail 1 1/2 to twice length of rest of body. Head rather long. 
Snout short. Eye small, far advanced. Mouth rather large, 
extends far behind eye, closes completely. Teeth acute, com¬ 
pressed, biserial in maxlllarles, uniserial in mandible with 2 
series near symphysis. Vomerine teeth small, uniserial. Pre- 
maxillarles with peripheral series and mesial row of 4 de- 
pressible teeth. Front nostrils tubular, on top of snout. 
Hind nostrils on top of head above front eye edge, marg’in 
furnished with rim. Gill opening small, oblique, low or 
ventral. Dorsal and anal confluent around tail, covered with 
thick skin, dorsal beginning far below gill openings. 
