PLATE Xr. 



Fig. 1 . HoPLOSTETHUS PACiFicus Garni. Page 56. 

 Inside view of head in longitudinal section. 

 Fig. 2. Otolith of Hoplostdhus paeificus. 

 Fig. 3. Trachichthys mento Garm. Page 58. 

 Figs. 4-6. Scales from tlie median line of the belly of T. mento. 

 Figs. 7-8. Scales from the flank ot T. mento, enlarged. 



