1889.] NATURAL SCIENCES OF PHILADELPHIA. 37 



This species is described from a single example, 15 inches long, 

 No. 26,947, of the Museum of Comparative Zoology, from the Gala- 

 pagos Islands. It is apparently most nearly related to Orthopristis 

 brevipinnis (Steindachner), differing in the entire preopercle and in 

 other respects. 



