342 LABORATORY MANUAL OF HUMAN ANATOMY 



(aaa) Collateral trigone (trigonum collaterale) (0. T. 



trigonum ventriculi). 

 (b) Its lateral and superior walls. 



(ba) Tapetum. 



(bb) Lowermost end of striate body (corpus striatum). 



(be) Swelling due to amygdaloid nucleus (nucleus amygdalae). 



(bd) Terminal stria (stria terminalis). 



(be) Tail of caudate nucleus (cauda nuclei caudati). 



Section through the base of the brain and the hippocampus lying beneath it. Plexus chorioideus 

 made ampler than the actual. . (After L. Edinger, Nervose Centralorgane, V. Aufl., Leipzig, 1896, S. 225. 



(c) Its medial wall. 



(ca) Hippocampus (hippocampus) ("sea-horse") (0. T. hippo- 

 campus major, cornu Ammonis, or Ammon's 

 horn). It corresponds to the fissura hippocampi 

 of the facies medialis hemisphaerii. 



(caa) Digitations of the hippocampus (digitationes hip- 

 pocampi) (0. T. pes hippocampi). 



