—B.ol 



YB 



Gip 



Mil zn- 



mi- 



-Jnf 



Tr. onl. 



-Ill ^ 



Fig. 30. Brain of Alligator. (A, dorsal; B, ventral; and 

 C, lateral view.) (From Wiedersheim, slightly altered.) 



Vll, cerebral hemispheres, each of which gives rise postero-Iaterally to a 

 hippocampal lobe partially overlying the corresponding optic tract, 

 Tr.opi; ZII , thalamencephalon; Mil, optic lobes; ////, cerebellum; 

 NH, medulla oblongata; I-XII, cranial nerves; I, 2, first and second 

 spinal nerves; B.ol, olfactory bulb; Tro, olfactory tract; G.p, para- 

 physis; Jnf, infundibulum; Hyp, hypophysis; Med, spinal cord. 



