

TASMANIAN WOLF 



the upper incisors are never less than three, and may be as many 



as five in the upper jaw and 

 six in the lower. The canines 

 trenchant. There 



are 



is no 



caecum. 



The genus Tliylacinus con- 

 tains but a single species, 

 which is now limited to Tas- 

 mania, and is generally known 

 as the Tasmanian Wolf. It has 

 the build of an ordinary Wolf, 

 and is of about the same size. 

 The hinder part of the body is 

 marked with a series of black 

 transverse bands. The hallux 

 is entirely wanting; the pouch 



FIG. 77. Front view of skull of Koala (Phas- , J an. 



colarctos cinereus), illustrating Diprotodout Opens backwards. Ihe mar- 

 and herbivorous dentition. (From Flower.) SU pi a l bones are minute and 



unossified. The dental formula is I f C l Pm f M f = 46. There 



T>a 



xo 



FIG. 78. Longitudinal section of the skull of the Thylacine (Thylacinus cynocephalus). 

 x \. a, Angular process of mandible ; A f!, alisphenoid ; BO, basioccipital ; SS, 

 basisphenoid ; cd, condyle of mandible ; ET, ethmoturbinal ; Ex. 0, exoccipital ; 

 Fr, frontal ; ME, ossified portion of mesethmoid ; MT, maxilloturbinal ; MX, 

 maxilla ; No,, nasal ; OS, orbitosphenoid ; Pa, parietal ; Per, periotic ; PI, pala- 

 tine ; PMx, premaxilla ; PS, presphenoid ; Pt, pterygoid ; SO, supraoccipital ; 

 Sq, squamosal ; Vo, vomer. (From Flower's Osteology.) 



are four mammae. This animal, now confined to Tasmania, 



