Jordan and Evermann Fishes of North America. 1629 



gg. Head without scarlet stripe. 



h. Pectoral very long and sharp, 5 in body ; body brownish, not striped ; 

 no axillary spot. OXYBRACHIUM, 2045! 



hh. Pectoral moderate, less than length. 



i. Color dark reddish brown, with white mottlings; no yellow or 

 black spot; belly abruptly red; fins mostly cherry red; ax- 

 illary spot obsolete; body rather deep; scales large, their 

 outlines well denned. ABILDGAARDI, 2046. 



ii. Color brownish, with 3 or 4 pale longitudinal streaks, the upper 

 running to a faint pale blotch on back of tail between 2 

 dark-brown blotches; caudal distinctly pale edged behind 

 and more distinctly barred than in S. flavescens; spot at 

 base ot pectoral brownish and very faint; about 4 small 

 dusky blotches along base of dorsal, the last one most dis- 

 tinct at base of last ray; caudal with many cross bars and 

 blotches; snout dusky; chin with 1 or 2 whitish cross 

 bars ; caudal concave, with sharp angles ; dorsal and anal 

 mottled with brown ; pectorals and ventrals plain; young 

 with dark opercular blotch and dark points about eye. 



DISTINCTUM, 2047. 

 bbb. Caudal fin in adult deeply forked, the upper lobe about as long as the head, 



and twice or more the length of the inner rays; caudal fin variegated, 

 j. Canines 3 or 4 on each side; pores of lateral lino excessively branched, 

 each with several (6 to 8) much divided branches. Color bright green- 

 ish blue (the sides sometimes with a blue band) ; caudal lobes blue, the 

 middle rays red; dorsal and anal red; pectorals yellowish, the axil- 

 lary spot large, black, edged with red. CHRYSOPTEBUM, 2048. 

 jj. Canines 1 or 2 on each side; upper and lower caudal lobes greenish. 



k. Opercles without black and yellow spot, pores of lateral line each 



with a few (4 or 5) nearly simple branches. Color in life chiefly 



light blue, without sharp markings, fading to reddish in spirits; 



caudal dull greenish, the middle rays reddish; other fins mostly 



scarlet; axillary spot well defined. LORITO, 2049. 



kk. Opercle with an inky black spot, in front of which is a golden spot; 



1 short blunt canine; no spot at base of pectoral; axil dark 



within; a white blotch n^ar root of caudal; gill membranes 



red ; pectorals dark green posteriorly ; anal green at base and 



margin, brownish in the middle; caudal with a red crescent, 



separated by a green band from the transparent posterior mar 



gin. VIRIDE, 2050. 



EUSCARUS (eu, true ; o-Kcipo?, scarus) : 



aa. Upper jaw never with posterior lateral canines; colors dull, usually mottled brown 

 or greenish, 



I. Caudal slightly rounded, the angles not produced. 



m. Scales of lateral line, and some on nape and opercles black; dorsal spines 

 stout j olive, the vertical fins edged with violet ; axil violet. 



STRIGATUM, 2051. 



II. Caudal lunate, or truncate with sharp angles (rounded in the very young). 



. Caudal fin distinctly barred with irregular brown spots and markings. 

 o. Body without distinct pale longitudinal streaks above; caudal not 

 evidently pale edged ; spot on base of pectoral blackish and dis- 

 tinct; no evident pale or dark blotches on back of tail. 

 p. Caudal lunate or subtruncate in adult, rounded in young. Gen- 

 eral color olivaceous or reddish brown, clouded, and washed 

 with cherry red; lower fins mostly red; pectorals light 

 orange ; chin pale, with a whitish cross band. 



FLAVESCENS, 2052. 



