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D. DAVIDSON BLACK 



Nu.m.N .v., nucleus motorius N. tri- 



gemini 

 Nu.N.coch., nucleus N. cochleae ven- 



tralis 

 Nu.N.coch. d., nucleus N cochleae dor- 



salis 

 Nu.N .veal., nucleus N. vestibuli lat- 

 eralis 

 Nu.N.III., nucleus N. oculomotorii 

 Nu.N.IV., nucleus N. trochlearis 

 N U.N. VI., nucleus N. abducentis 

 Nu.N.VIL, nucleus N. facialis 

 Nu.N.XIL, nucleus N. hypoglossi 

 Nu.XIL, nucleus N. hypoglossi 

 Nu.o.a.d., nucleus olivaris accessorius 



dorsalis 

 Nu.o.a.m., nucleus olivaris accessorius 



medialis 

 Nu.o.i., nucleus olivaris inferior 

 Nu.o.s., nucleus olivaris superior 

 Nu.Pon., nuclei pontis 

 Nu.r., nucleus ruber 

 P., thickened layer of pia enclosing 

 midbrain and extraventricular por- 

 tion of thalamus 



Pl.ch.III., choroid plexus of third ven- 

 tricle 

 Rad.th., thalamic radiations. (Ventral 



fibrillar area) 

 R.d.N.vesi., radix descendens N. vis- 



tibuli 

 R.d.N.V., radix descendens (mesence- 



phalica) N. trigemini 

 S.S., striae acusticae 

 S.a.p., stratum album profundum 

 S.g., substantia gelatinosa Rolandi 

 S.i.l., stratum interolivare lemnisci 

 St.z., stratum superficiale of cortex cer- 

 ebri 

 T.S., tractus solitarius 

 T.th.I., attachment of the ependymal 

 roof or cerebral vesicle over the an- 

 terior aspect of thalamus 

 T.th.III., taenia thalami 

 T.v.q., taenia ventriculi quarti 

 T.S.N. v., tractus spinalis N. trigemini 

 Vent. I., cavity of cerebral vesicle 

 Vent. III., ventriculus tertius 

 V.q., ventriculus quartus 

 A'., ependymal diverticulum from aqua- 

 ductus cerebri 



