PLATE 34 
EXPLANATION OF FIGURES 
125 Diagram of a projection of the olfactory centers on a parasagittal plane, 
near the meson, showing the levels at which figs. 127 and 128 are taken and the 
relation of the different centers to the four primitive columns. X II. 
1, pars dorso-medialis hemisphaerii and epithalamus; 2, pars dorso-lateralis 
hemisphaerii and pars dorsalis thalami; 3, pars ventro-lateralis hemisphaerii and 
pars ventralis thalami; 4, pars ventro-medialis hemisphaerii and hypothalamus; 
tr. olf. lat., tractus olfactorius lateralis; tr. olf. med., tractus olfactorius medialis. 
(For other abbreviations see explanation of fig. 141.) 
