24 



NILS HOLMGREN, ZUR ANATOMIE DES GEHIRNS VON MYXINE. 



Ep.^ir. era . ped . 



V . n.a.0. pea. 



Tr.oLf.te.t. 



CoTTL-Lnt .baLb sup. 



Tv. oaLb. aypoL. 

 Tr.oLf.Lat. 



Y. r oiTvo. 



.posh opt 



G.tnterpacl. 



Fig. 8. Sagittalschnitt durch das Myxine-Gehirn; Bulb. olf. = Bulbus olfactorius; Cer. ventr. = Cerebellarventrikel. 

 Corn. ans. = Commissura ansulata; Coin, ant = Comraissura anterior; Com. cer. = Commissura cerebellaris; Com. mt. 

 bulb. sup. ^ Commissura interbulbaris superior; Com. post. opt. = Commissura ventralis (postnptica); Dee. veii = De- 

 russatio veli; »Ep.» = »Epiph\se» von Edinger; Fornix = Fornix(?): F romb = Fossa rhomboidalis; G. interped. = 

 = Ganglion interpodunculare; Opt^ ^ Nervus opticus; Prim hipp = Primordium hippocampi; Rec inf = RecesBus in- 

 fundibuli: Rec. preopt. = Recessus preoptions; Thai. = Thalamus. Th. chor. = Tliela chorioidea; Tr bull). li_\pot. = 

 = Tr. bulbo-hypothMlamicus; Tr. em. ped, = Tractus eminentia-peduncularis; Tr. hab ped. = Tr habenulo-peduncula- 

 ris = Meynert's Bundel; Tr. olf. lat. = Tr. olf. lat. sup. = Tr. olfactorius lateralis superficialis; Tr. olf. med. = Tr. olfac- 

 torius medialis; Tr. olf. tect. = Tr. olfacto-tectalis. 



Tr. oLj". kab. 



Ir. oLf.Lat suf^^"- 



Cora. post. Wi — -; 



Fig. 9 a 



