U.S. NAT. MUS. BULL. 284 



LAETH 



SPRINGER — PLATE 10 



POSTT 



LAETH 



FRON 



PTEROT 



EXOC 



POSTT 



Ecsenius nalolo, USNM 200428, male, 49.0 mm standard length, cranium: top, dorsal view; 

 center, lateral view; bottom, ventral view. 



