407 



MusTELA NIVALIS IBERICA BaiTett-Hauiilton. 



1900. Putoriiis nivalis ibericus Barrett-Hamilton, Ann. and Mag. Nat. 



Hist., 7th ser., v, p. 45, January, 1900. Type in British Museum. 

 1905. Putorius hibericus Seabra, Bol. da DirecQ. Gen. da Agricultura, 



Lisboa, viii, no. 2, p. 69. 

 1910. Putornis nivalis iberica Trouessart, Faune Mamm. d'Europe, p. 83. 



Tyjje locality. — Seville, Spain. 



Geographical distrihution. — Iberian Peninsula and Balearic 

 Islands. 



Diagnosis. — Intermediate in size between Mustela nivalis 

 nivalis and 31. n. hoccamela, though nearer the former (hind foot 

 in adult males, 30 to 35 ; condylobasal length of skull in adult 

 male, 39 to 43 mm.) ; colour of upper parts a buify clay-colour, 

 not so dark as in the other races. 



Measurements. — Adult male and female from the neighbour- 

 hood of Silos, Burgos, Spain: head and body, 225 and 184; 

 tail, 59 and 53; hind foot, 27 and 21 '8 ; ear from meatus, 15 

 and 13. Two adult males from Majorca, Balearic Islands : head 

 and body, 191 and 250 ; tail, 79 and 90 ; hind foot, 32 and 35. 

 Two adult males fi'om Dehesa de Valencia, Spain : head and 

 body, 264 and 278 ; tail, 62 and 62 ; hind foot, 32 and 34. 

 Adult male from Seville, Spain (type): hind foot (dry), 31 •4. 

 For cranial measurements see Table, p. 411. 



Specimens examined. — Twenty-seven, from the following localities : — 

 Spain : Paj4res, Leon, 1 ; Panticosa, Huesca, 1 ; Arrechavaleta, 

 Vitoria, 2 ; near Burgos, 1 ; Silos, Burgos, 1 ; Castrillo de la Eeina, 

 Burgos, 2 ; La Granja, Segovia, 1 ; Villalba, Madrid, 2 ; Barracas, Castel- 

 lon, 2 ; Dehesa de Valencia, 4 ; Seville, 3 (including type) ; Jerez, Cadiz, 1 ; 

 Muro, Majorca, Balearic Islands, 1 ; Inca, Majorca, Balearic Islands, 2 ; 

 Mahon, Minorca, Balearic Islands, 1. 

 Portugal : Alcochete, 1. 



Bemarks. — The Iberian weasel appears to be more nearly 

 related to Mustela nivalis nivalis than to 31. n. hoccamela. It is 

 distinguishable from both of these by its paler colour. 



