RHINENCEPHALON OF DELPHINUS Sih 
Fig. 14 Anterior portion of section 186, as shown in figure 6. Shows corpus 
callosum cut through twice (c.c., and corp.call.) and the thin intervening septum 
pellucidum (s.p.). This is thickened at one region by the fornix fibers (for.). 
The taenia semicircularis (¢.s.) is in the groove at the junction of the corpus 
striatum (corp.str.) and the optic thalamus (thal.op.). On the margin of the 
latter are the fibers of the stria medullaris thalami (s.m.t.). X 2. 
c.e., external capsule; caps.int., internal capsule; cl., claustrum; fron.cort., 
frontal cortex; gy.cing., gyrus cinguli; n.caud., nucleus caudatus; n.lent., nucleus 
lentiformis; v.l., lateral ventricle. 
