FISHES. THORACIC. 36. GenU'ogafter. 825 
36. CENTROGASTER. Head compreffed, 
fmooth : gill-membrane moftly 7-ray 
ed ; body depreffed, fmooth : 
fpinous ; ventral conneded by a mem- 
brane, with 4 fliarp fpines and 6 foft 
rays. 
Brown, beneath whltilTi ; tail flightly forked. 
Inliabits Japan', about 5 inches long. - , 
Upper with fliarp teeth ; iorjal fin running down the 
whole bach. , 
horj. g, : pid, t6 : vent. * : an. J : caud. 20 rays. 
if 
§ilvery ; nape with a large brown fpot, and a blackilTj 
one on the dorfal fin. •, r . j 
Inhabits 3^ inches long ; tail forked. 
DorJ. 1: peel. — : vent. 
an. ,1 : caud. — rays. 
Spurious fins and dorfal fin tonneded. 
Wvovd, 
anple of the eye 2 retroverted fpmes ; iris filvery , teeth fe- 
ta«ous ; upper Up retraffile, lower curved ; anterior 
vers ferrate beneath; lateral line nearer the back, firft 
ftraieht then riling, and defeending towards the tail ; ventral 
fins with a lanceolate membrane on the upper fide, with a 
» hollow, linear, bony callus before them, and before this cal- 
lus a fliarp bony protuberance ; dorfal and anal reachmg to 
the tail ; tail 2-lobed. 
Dorf.^: peH.ii: vent.l'. an. caud. i-] nys. ' 
Ventral fins ejeh of pne fpinous ray. 
Inhabits the Red Seal body filvery ; fcales Imall, 
Ins 
