390 



TRANSACTIONS OF THE AMERICAN PHILOSOPHICAL SOCIETY 



above. The syncranium (Figs. 265, 266) is large in proportion to the size of the short body, 

 but it is extended downward rather than transversely. The large mouth is inclined sharply 

 upward, showing that the prey is engulfed from below, and the eyes are also directed partly 

 upward. The sharp upward inclination of the mouth is brought about by emphasis of the 



neura/arch 



Wr\-^,/,.V\ I'll 







pop 

 Antenna rius sp 



'N<^'' 



'''■'' A.leproaus 



Fig. 26S. Antennarius, A. Side view. B. Top view. C. Front view. 



