PROC. U.S. NAT MUS. s/OL. 122 



SPRINGER— PLATE 17 







■^v 



7 



Entomacrodus cymatobiotus, USNM 198654, male, 45.8 mm SL, Jarvis Island: a, right side 

 of head. Entomacrodus chapmani, UBC BC 65-449, male, 53.5 mm SL, Easter Island: 

 h, right side of head. 



