PLATE I. 



Fig. A. Exocoetus naresii, nat. size, off Cape York. 



Fisf. B. Young of Pleuronectoid, 6 mm. lonof, oif coast of Sierra Leone. 



Figs. C, D. Thyrsites prometheus, young, 5 and 10 mm. long, the former from south of 

 Yeddo, the latter from north of the Sandwich Islands. 



Figs. E, F. Seriolichthys bipinnulatus, young, 13 and 25 mm. long, north of New Guinea. 



Fig. G. Lichia glduca, young, 10 mm. long, off west coast of Africa. 



