154 COMPARATIVE MORPHOLOGY OF VERTEBRATES. 
Ey 
: beta) 
Fic. 155.—Dorsal and side views of brain of buffalo fish (Carpiodes tumidus) after 
Herrick. c¢, cerebrum; cl, cerebellum; cs, corpus striatum; #, hypophysis; , infundibulum; 
ol, olfactory lobes; , pallium; vl, vagus lobes; JJ-X, nerves. 
(~~ ------- = ane ty 
ag sv Ii h 
Fic. 156.—Sagittal section of brain of trout, after Rabl-Riickhard. ag, aqueduct; bo, 
bulbus olfactorius; ca, ch, ci, cp, anterior, horizontal, inferior and posterior commissures; 
cc, central canal; cl, cerebellum; #, hypophysis; 7, infundibulum; oc, optic chiasma; 9, 
pallium; #7, pinealis; sv, saccus vasculosus; #, torus longitudinalis; fo, tectum of optic 
lobes; v*, v* ventricles; vc, valvula cerebelli. 
