12 



ARKIV FÖR ZOOLOGI. BAND 8. NiO 16. 



Length of upper molar series .... 

 Length of upper carnassial laterally « 

 Anterior width across heal of upper 



carnassial 6,9 



Träns verse diameter of upper molar . 7,7 

 Least width of postmolar portion of 



the bony palate 13,5 



Tayra 9 from 



Camino de 



Chone: 



22 mm 



10,4 » 



Tayra 6 



from 

 Gualea: 



24,5 mm 

 10,2 » 



7.6 » 



9.7 » 



12,5 )> 



B. 



A. 



Fig. 1. Hind feet of Tayra A from Camino de Chone, 

 B from Gualea Ecuador. (A. Ekblom del.) 



Of these differences the different size of the upper molar 

 appears to be the most important. 



When studying the material of Tayra from the South 

 American continent in the British Museum I found that, in 

 spite of the individual variation in colour on one hand, and 

 the great general resemblance in skull characters on the other, 

 the specimens could be placed in certain groups which may 

 be regarded as representing certain subspecies. 



One such group I regard to belong to: 



