CIIIW.EROID FISHES AND THEIR DEVELOPMENT. 



(fig. 15 t-f) from tracings of the specimens, and they will be seen to present a 

 considerable range, both in proportional measurements and in the number and 

 character of the rug;e and rugula;. 



^■'^■::^.,MTli. 



'S 



Fig. 1 5.— Egg-capsule o( Callorhynchus. From specimen collected in Chile by Plate. After Jaekel. Actual size. 

 Fig. 1 5A. — Egg-capsule ot Callorhynchus. Locality unknown. After Dumeril. About two-thirds actual size. 



In further detail, the capsule, fig. 15 b (Cape of Good Hope), resembles most 

 closely that of fig. 15 e (Magellan). It dififers, on the other hand, in having the walls 

 of the case more delicate and transparent, in spite of the fact that the Magellan speci- 



