The Sheepsheads 



Archosargus unimaculatus, much broader than the interspaces ; about 

 7 stripes below the lateral line, those above more or less confluent; 

 dorsal fin pale bluish with a submedian gilt band and a gilt edge; 

 caudal yellow, faintly barred; anal bluish, with a median yellowish 

 band. 



GENUS ARCHOSARGUS GILL 



The Sheepsheads 



This genus, like Lagodon, Stenotomus, and Otrynter, which show 

 the same character of the procumbent dorsal spine, is confined to 

 American waters. There are 2 colour types in the genus, one group 

 being made up of species with broad black cross-bars, the other of 

 species with longitudinal golden streaks and inconspicuous cross-bars, 

 resembling Lagodon. 



a. Occipital crest rather thin, its honeycomb structure not exposed. 

 Species with streaks of steel-blue and golden, the dark cross- 

 bars narrow, disappearing with age unimaculatus, 442 



aa. Occipital crest broad, its honeycomb structure plainly exposed at 

 its upper margin. Species without blue or golden markings, 

 but with about 7 broad black cross-bars . .probatocephalus, 442 



441 



