The Bass and their Relatives 347 



and golden stripes and a black spot at the shoulder. It abounds 

 in the West Indies. 



On the coast of Japan and throughout Polynesia are nu- 

 merous species of Lethrinus and related genera, formed and 



FIG. 285. Archosargus unimaculatus (Bloch), Salema, Striped Sheepshead. 



Family Sparidce. 



colored like snappers, but with molar teeth and the cheek with- 

 out scales. A common species in Japan is Lethrinus richardsoni. 



Fossil species of Diplodus, Sparus, Pagrus, and Pagellus 

 occur in the Italian Eocene, as also certain extinct genera, 

 Sparnodus and Trigonodon, of similar type. Sparnodus macro- 

 phthalmus is abundant in the Eocene of Monte Bolca. 



The Picarels : Maenidae. The M&nidce, or Picarels, are elongate, 

 gracefully formed fishes, remarkable for the extreme protrac- 

 tility of the upper jaw. Spicara smarts and several other 

 small species are found in the Mediterranean. Emmelichthys 

 contains species of larger size occurring in the West Indies and 

 various parts of the Pacific, chiefly red and very graceful in 

 form and color. Emmelichthys vittatus, the boga, is occasionally 

 taken in Cuba, Erythrichthys schlegeli is found in Japan and 

 Hawaii. 



The Mojarras: Gerridae. The Gerrida, or Mojarras, have 

 the mouth equally protractile, but the form of the body is 

 different, being broad, compressed, and covered with large 



