Jordan and Evcrniann. — Fishes of North America. 1655 

 650. PSEUDOSCARUS, Bleeker. 



(GUACAMAIAS.) 



Psexidosearus, Bleeker, Vorsl. Akad. "Wet. Amsterdam, Scaroiden, xii, 1861, 3 (micror- 



rhinos)." 

 Loro, JOEDAN & EvERMANN, Check-List Fishes, 418, 1896 (guacamaia) . 



This genus differs from Scams, as here understood, chiefly in the deep 

 green or blue color of its highly modified jaws and teeth. The. species are 

 mostly of large size and robust form. {ipevSiT;, false; dudpoi, Scarus.) 



PSEDDOSCARUS : 



a. Upper jaw with canines; caudal fln with angles miich exserted, especially iu the 

 adult; soft dorsal and anal ending iu points; 2\ rows of scales on cheek. 

 h. Upper jaw usually with 1 posterior canine. Color hright hlue, the edges of the 

 scales brownish ; flus dark brown, with green upon the external border of 

 the ventrals, which are long and pointed ; forehead with a fleshy hump in 

 the adult, 

 c. Tubes of the lateral line considerably branched. ccELESTiNns, 2071. 



ce. Tubes of the lateral line not branched. simplex, 2072. 



66. Upper jaw with from 3 to 6 posterior canines; jaws very convex. Color green 

 under pectoral, and along the side and posterior part of the body ; head, 

 anterior and upper part of the back, and belly grayish yellow; dorsal and 

 anal brown, spotted ^\ ith green along their bases ; pectorals and ventrals 

 tinted with green ; caudal grayish yellow. Size large. pleianus, 2073. 



LoKO (loro, parrot) : 

 aa. Upper jaw without posterior canines ; teeth deep blue green. Size large. 



d. Caudal deeply notched, the angles much produced in the adult (the fin trun- 

 cate or rounded in the young) ; body moderately elongate ; depth 2J to 3 in 

 length; cheek with 2J rows of scales, those of the upper row larger than 

 those of the second, 1 scale below the second row. Color olive green, 

 with more or less ill-defined green markings on head; lower parts more or 

 less reddish ; vertical fins brownish orange, all edged with deep blue. 



GUACAMAIA, 207i. 



dd. Caudal rounded, the angles not produced; body robust, the depth in adult 2| 

 in length; cheek with 2 rows of scales, the lower of 4, the upper of 5 

 scales; lower limb of preopercle wholly naked Color light brownish, 

 with some greenish shading on sides and bluish green on caudal peduncle ; 

 fins all bright blue; snout and forehead bluish; orbits surrounded by 

 radiating dots and dashes of green. peerico, 2075. 



Subgenus PSEUDOSCARUS. 



2071. PSEUDOSCARUS C(ELESTI\US (Cuvier & Valenciennes). 



(Lord.) 



Jaws large, their edges marked with strong denticulations, upper jaw 

 blue on its edge only, lower almost entirely blue; upper jaw usually with 

 1 posterior canine ; caudal fin with angles much exserted, especially in the 

 adult; soft dorsal and anal ending in points; 2+ rows of scales on cheek; 

 tubes of the lateral line very much branched. Color bright blue, the 

 edges of the scales brownish; fins dark brown, with green upon the 



* Pseudoscarus microrrhinos, the first species mentioned by Bleeker under PsewdoscarMS, 

 must, iu accordance with Bleekers custom, be regarded as the typo of the genus. 



