PLATE XXXVIII. 



Class PISCE S continued. 



TELEOSTEI. 

 THE COD (Gadus morrhita). 



FIG. 1. EXTERNAL CHARACTERS, x |. 



n. nostrils : e. eye : &. barbule : o. operculum : ~br. branchiostegal 

 membrane: a. anus: p. pectoral fin : v. pelvic fin: d.*,d. 2 ,d. 3 

 dorsal fins : a. 1 , a. 2 anal fins : c. caudal fin. 



FIG. 2. CUTANEOUS NERVES, x . 



V., V., V. cutaneous branches of the fifth cranial nerve to the dorsal 

 and anal and pectoral and pelvic fins : X., X. cutaneous 

 branches of the tenth cranial nerve to the lateral line and the 

 muscles. 



FIG. 3. INTERNAL ORGANS, x |. 



as. oesophagus : s. stomach : c. pyloric caeca : d. duodenum : i. intestine : 

 i\ rectum: a. anus: I. 1 -, I. 2 , 1. 3 lobes of the liver: g. gall- 

 bladder : sp. spleen : g. a. genital aperture : ur. ureter : II. 

 lobes of the bladder : u. urinary aperture. 



. 4. INTERNAL ORGANS AFTER REMOVAL OF THE BODY WALL OF THE LEFT 

 SIDE, x about |. 



p. f. pectoral fin : v. pelvic fin : I. liver : sp. spleen : s. swim-bladder : 

 p. peritoneum : st. stomach : h. pyloric caeca : i. intestine. 



