PLATE 41 
EXPLANATION OF FIGURES 
141 Diagram of a projection of the olfactory centers on a para-sagittal plane 
near the meson, showing the components of the tractus olfacto-habenularis, and 
their connections, in black (cf. Goldstein, Taf. 11, fig.7). 12. 
chias., optic chiasma; com. corp. precom. + com. hipp. pars ant., commissura 
corporium precommissuralium plus commissura hippocampi, pars anterior; com. 
hab., commissura habenularum; com. Herrick, commissura Herrick1; com. horiz., 
commissura horizontalis; com. interbulb. (dec. tr. olf. med., pars med.) commissura 
interbulbaris (decussation of the tractus olfactori mediales, partes mediales) ; com. 
nucl. preopt., commissura nucleorum preopticorum; com. trans., commissura trans- 
versa; corp. mam., corpus mammillare; corp. pin., corpus pineale; corp. precom., 
corpus precommissurale; crus olf., crus olfactorium; dec. n. term., decussatio 
nervorum terminalium; dec. tr. hyp. olf. med. + dec. tr. olf. med., pars lat. + com. 
dors. + com. hipp., pars post., decussation of the tractus hypothalamo-olfactoril 
mediales, plus decussation of the tractus olfactorii mediales, partes laterales, plus 
commissura dorsalis, plus commissura hippocampi, pars posterior; fasc. retr., fas- 
ciculus retroflexus; fib. ans., fibrae ansulatae; hab., ganglion habenulae; n. ant. tub., 
nucleus anterior tuberis; 7. opt., nervus opticus; n. post. tub., nucleus posterior 
tuberis; nucl. dif. lob. lat., nucleus diffusus lobi lateralis; nucl. posthab., nucleus 
posthabenularis; nucl. preopt., nucleus preopticus; nucl. rot., nucleus rotundus; 
pars gland., pars glandularis of the hypophysis; pars med., pars medialis of the 
corpus precommissurale; pars nerv., pars nervosa of the hypophysis; pars p.c. 
post., pars parvocellularis posterior of the nucleus preopticus; p.m., pars magno- 
cellularis of the nucleus preopticus; p. p. c. ant., pars parvocellularis anterior of 
the nucleus preopticus; p. suwpracom., pars supracommissuralis of the corpus pre- 
commissurale; tectum, tectum mesencephali; fela, so-called pallium; tr. dien. hab., 
tractus diencephalo-habenularis; tr. entoped. hab., tractus entopedunculo-haben- 
ularis; tr. hab. dien., tractus habenulo-diencephalicus; (7. intermed. hab., parsant., 
tractus intermedio-habenularis, pars anterior; ¢r. intermed. hab., pars post., trac- 
tus intermedio-habenularis, pars posterior; tr. olf. hab., tractus olfacto-habenu- 
laris; tr. posthab. hab., tractus posthabenulo-habenularis; tr. preopt. hab., pars 
ant., tractus preoptico-habenularis, pars anterior; tr. preopt. hab., pars lat., 
tractus preoptico-habenularis, pars lateralis; tr. preopl hab., pars med., tractus 
preoptico-habenularis, pars medialis;tr. preopt. hab., pars post., tractus preoptico- 
habenularis, pars posterior; tr. strio-thal. cruc., decussation of the tractus strio- 
thalamici cruciati; tr. leniae, tractus tenlae; valvula, valvula cerebelli. (See 
also fig. 125.) 
336 
