795 
Edge of upper lip with fringe of barbels; 
teeth equally small; tail longer than rest 
of body. C^rrhemuraena« 
Lips with conspicuous fringe of papillae; 
canines present in jaws and on vomer; tail 
shorter than rest of body* 
Brachysomophis. 
f • Snout very long, attenuate, olavate at tip, length 
over 1/4 of head; jaws slender and elongate# 
Oxystomus# 
e2* Dorsal begins on nape on anterior part of head; pect¬ 
oral small or absent# 
Pectoral small; body subterete, long; 
dorsal moderate# Bascanichthys # 
2 
k # No pectoral; body compressed; dorsal high# 
Callechelys # 
b2. No vomerine teeth; teeth pointed. Stethopterus. 
^ — 
a2# Body finless or sometimes only rudimentary dorsal and anal, no 
pectorals; gill openings close together# Caecula# 
Vertical fins low, feeble, dorsal beginning behind anal; no 
pectorals; gill openings connected by transverse furrow 
across throat; hind nost slit below eye posteriorly above 
edge#of upper lip# Hemerorhinus# 
