'J]S I,ABRID.E. 



the presciK-e or iiV)SL'Uce of pointed teeth near the angle of the mouth, 

 as these characters api)ear to be constant in some species, whilst 

 they certainly are subject to great variations in others. 



Following the syno])sis of the .si)ecies given by Dr. v. iJleeker as 

 our guide, \\'e may divide the species as follows : — 



\. Jaws whitish nr rosy; up))ei'lip broad, covering more than uue-half 

 of till' upper jaw. 



«. Sfules on the chuek iu four series, p. 218. 



h. Scales (in tlie clicek in three series, tlie lowt^r prajopercular limlj 



being entirely naked, p. 211). 

 c. Scales on the cheek in three series, the scales of the lower series 



co\ering tlie pneupercular limb. 



• Snout with gav-colourcd streaks running from tlie moutli to the 

 eye, p. 220. " 



** Snout witliout longitudinal streaks, p. 227. 

 (I. Scales on the cheek in two scries, p. 2-".0. 

 («'. Species insuHicieutly described, but belonging to division A, p. 202."* 



B. Jaws green or blue ; upper lip broad, co^ ering at least one-half of the 

 upper jaw, p. 2'.-». 



C .laws green or blue ; upper lip narrow, covering less than one-iialf of 

 tile upper jaw. 



(I. Scales on the cheek in three series, the lower pr;eoperciilar lindj 



being entirely naked, p. 2."io. 

 b. Scales on the cheek in three series, the scales of the lower covering 



the pra?opercular limb, p. 2;j(J. 

 r. Scales on the cheek in two series, p. 237. 

 ((/. Species insufficiently described, but belonging to division C, p. 237. ) 



U. Jaws whitish or rosy; upper lip narrow, covering only one-half, or 

 less, of the upper jaw, p. 2-'>K. 



A. Jaws \,'hitish (U- rosy; upper lip broad, covering more thi'u one-half 

 of the up))or j:i\v. 



't. Scales on tlu> cheeiv in four series. 



1 . Pseudoscarus superbus. 



/'(irrx, lam. 2."^. fig. 1 (veiy good). 



Scarus superlius, Poc//, Mem. ('iib. ii. p. "l\x. 



Foui' series of scales on the check, the lowest of which covers the 

 limb of the i)ri.t}opcrculuni ; the second composed of seven scales. 

 Caudal subtruncatcd, with the angles more or less produced. Teeth 

 very small, scarcely visible. Green (blue), each scale with a brownish 

 centre and margin. A green, red-edged band from the lower margin 

 of the orbit round the lower lip ; chin gi-ccn ; upper lip red, with a 

 short green cross-band ; a green spot above the upper front angle of 

 the orbit ; two straight bands between the eye and the upper part of 

 the gill-opening. Dorsal fin with a red band, lunning from the base 

 of the first spine to the tip of the last ray, widenitig posteriorly ; 



