208 1MIYSI..1..M,|1'AL SKUII 



that the commissures present a spurious resemblance to 



tlio-e of the Marsupialia (Trans. Linn. Soc. vol. vii. pt. i>. 

 1*H7, p. 47). 

 Tin- cerebellum and the other parts of the brain closdy 



mhle the corresponding organs in Galeopithecus. 

 In the small Bats the enormous development of the 

 auditory tracts i- >jiccially noteworthy. 



Flatau and Jacobsohn, Vergl. Anat. d. Centralucrv. 



1900, p. 208. 



Gcrvais, Journ. de Zool., t. i. 1872, p. 437. Also 

 Retzius, Leche, Elliot Smith, and others. 



ORDER EDENTATA. 

 Family DASYI><>I>II>_K. 



D. 267. The brain of a Six-banded Armadillo (Doty pus sexdnctu*). 



Thi> is a simjtle, highly macrosmatic brain resembling 

 that of the generalised Insectivores in most of ils 1'catiircs. 



The rhinal fissure, however, consists of two fragments 

 separated by a wide gap (fig. 77). The po>tcri>r of thoe 



Fig. 77. (Nat. size.) 



RHIN.F.POST. 



' 



RHIN.F.ANT. 



\ 





(IUHN. ]-M'< T.) i> prolonged obliquely forward Into con- 

 tinuity \\\\\\ a Hilrus (ft) of the ncopallium, which j.rol.aMv 

 rurn--poiids to the orbital or prc-ylvian snlciis <>!' other 

 mammalian brain-. Above the posterior rhinal lis-nn- iln-n- 

 is a second obli(jne sulcus (8) in the nenpallium. \\hicli may 

 lie regarded a> the representative of the siijirasylx ian 

 of the Carnivora or of th<- MynneCO|Jiagid, 



