3() PROCEEDINGS OF THE NATIONAL MUSEUM. vol.xxiv. 
r. Pectoral without silk-] ike rays above; fhin 
prominent. 
s. Scales rather large, al)out 40; dorsal 
spines 6. 
(ilo><t<U(/0blUK. 13 
AS. Scales minute, 80 to 100. 
/. Dorsal spines 6 Clui-noijohmx. 14 
It. Dorsal spines 7 or 8 Chloea. 15 
rr. Pectoral with silk-like rays above; chin 
not i^rominent, head very l)road, de- 
pressed; scales minute, (myeloid. 
Chat^miufi. 16 
kk. Soft dorsal and anal long, the former of 14 to 30 rays; dorsal 
spines 7 to 10. 
u. Scales very small, often cycloid; 
tongue rounded; head compressed, 
narrow above, isthmus rather nar- 
row, mouth moderate, ol>lique; 
pectoral with free silk-like rays 
above; soft dorsal and anal rays 
numerous, slender; color bright. 
Fterogobivs. 17 
uu. Scales moderate, ctenoid; mouth 
moderate; isthmus broad. 
r. Soft dorsal moderate, of 14 to 20 
rays. 
IV. Cheeks naked ; snout sliort, very 
l)luntly decurved; mouth 
large, very oblique; pectorals 
without silk-like rays. 
SuriKjd. 18 
imv. Cheeks scaly, at least above; 
snout long, moderately de- 
curved. 
X. Pectorals without free silk-like 
rays above. 
AcaiifJiogohius. 19 
XX. Pectorals with free silk^like 
rays above ...Sagamla. 20 
vv. Soft dorsal very long, of 20 or more 
rays; body elongate; caudal 
pointed; cheeks naked. 
Synechogobiii.s. 21 
;'/. Cbin and edge ni lower jaw with barbels. 
.'■. Dorsal short, about (5 to 11; 
scales ctenoid, moderate; 
barbels many on each side; 
isthmus broad; (a black 
ocellus on base of caudal 
above). 
Faraduclurichthys. 22 
XX. Dorsals long, the rays VIII- 
14 to 25. 
