Smithsonian Report, 1904.— Gill. 



Plate III. 



Dactylopterus volitans. 



1, From the side, with expanded win^s, seen edgewi.xe: 2. from above, witli Ivft wiiij? partly 

 expanded: 3, from below, to show isthmus, narrow interpectoral area, and side: 4, faee. 



