THE PINEAL BODY 



145 



5. Amida mutica. Gage ('95). 136 The epiphysis in this 

 species is similar to other chelonians. 



6. Chelone imbricata. Voeltzkow ('03). 41 The epiphysis in 

 this species is entirely separated from the brain. 



Fig. 70 The pineal region of Boscanium constrictor, according to Sorensen, 

 1894. 



P/., paraphysis; Ds., dorsal sac; Ch., commissura habenularis; Ep., proxi- 

 mal portion of pineal organ; Sch., pars intercalaris posterior; cp., posterior 

 commissure. 



Crocodilia. Sorensen ('94). 363 As already stated, this author 

 did not find the epiphysis or any portion of the parietal organ 

 in the alligator. Voeltzkow 410 in 1903 in Crocodilus madagas* 

 cariensis found no epiphysis (fig. 72). 



The conditions and relations of the epiphyseal complex 

 in Reptilia are so important as to necessitate the following 

 tabulation : 



MEMOIR NO. 9 



