389 



MUSTELA ERMINEA iESTIVA Kerr. 



1792. Mlustela] crminca .rstiva Kerr, Anim. Kingd., p. 181 (Germany; 



based ou Schreber's pi. 137a). 

 1820. Mustela erminea major Nilsson, Skand. Fauna, i, p. 34 (Carlskrone, 



Blekingc, Sweden). 

 1857. Fatorius erminea Blasius, Siiugethiere Deutscblands, p. 228 (part). 

 1910. PiitoriiiH (Ictis) ermineiis Trouessart, Faune ]\Iamm. d'Europe, p. 78 



(part). 



Type locality. — Germany. 



Gcoijraphical distrihniion. — Continental Eui-ope from southern 

 Sweden to the Alps and Pyrenees. 



Characters. — Region extending from front of rostrum to and 

 including postorbital processes relatively narrow and long ; size 

 larger than in M. erminea erminea ; condylobasal length of skull 

 in adult male, 47 to 51 mm. ; mandible in adult male, 25 to 

 29 mm. 



Measurements. — Two young adult males from Pic du Midi, 

 Hautes- Pyrenees, France : head and body, 235 and 240 ; tail, 

 82 and 85 ; hind foot, 44 and 44 ; ear from meatus, 17 and 17. 

 Three males from Strass, near Burgheim, Bavaria : head and 

 body, 265, 270 and 280 ; tail, 90, 100 and 102 ; hind foot, 44, 

 47 and 48. Two females from the same locality : head and body, 

 240 and 240 ; tail, 80 and 90 ; hind foot, 38 and 40. Average 

 and extremes of eight adult males from the vicinity of 

 St. Gallen, Switzerland: head and body, 271 (251-292); tail, 

 104 (94-111); hind foot, 47 (45-50). Three adult females 

 from the same region : head and body, 226 (218-242) ; tail, 89 

 (85-98); hind foot, 38-8 (37-6-41). 



Specimens examined. — Seventy-nine, from tbe following localities : — 



Denmark : No exact locality, 2 (skulls, Copenhagen) ; Amager, 1 

 (skull, Copenhagen) ; Faaborg, Fyn, 4 (skulls, Copenhagen) ; Vestervig, 

 Jutland, 1 (skull, Copenhagen). 



Holland: Texel Island, 1. 



France : Pic du Midi, Hautes-Pyr6n6es, 2 ; Manonville, Meurthe-et- 

 Moselle, 1. 



Germany: Neustadt, Wied, 1 ; Ingelheim, Bheinhessen, 8 ; near Magde- 

 burg, 2; Bleiche, Saxony, 5; Moritzburg, Saxony, 1 (U.S.N.M.) ; Rudol- 

 stadt, Thiiringen, 3 ; INIarxheim, Bavaria, 4 ; Strass, near Burgheim, 

 Bavaria, 5 ; no exact locality, south Germany, G (skulls). 



Austria-Hungary : Csallokoz-Somorja, Pressburg, Hungary, 1. 



Switzerland : Frete-de-Sailles, Vaud, 1 (U.S.N.M.) ; Frutigen, Bern, 1 

 (U.S.N.M.); Rorbas, Bern, 1 (U.S.N.M.); Ziirich, 1 (U.S.N.M.); St. 

 Gallen, 4 (U.S.N.JI.) ; Degersheim, St. Gallen, 5 (U.S.N.M.) ; Rorschach, 

 St. Gallen, 1 (U.S.N.M.) ; Ziiberwangen, St. Gallen, 5 ; Untervatz, Grisons, 3 

 (B.M. and U.S.N.M.) ; Priittigau, Grisons, 1 (U.S.N.M.) : Vals, Grisons, 1 

 (U.S.N.M.); Obersaxen, Grisons, 1 (U.S.N.M.); Pontresina, Grisons, 1 

 (U.S.N.M.) ; Scanfs, Grisons, 1 (U.S.N.M.) ; Poschiavo, Grisons, 1 (U.S.N.M.); 

 Ems, Grisons, 2; Osogua, Ticiuo, 1 (U.S.N.M.). 



Hemarks. — The ermine of central Europe differs from that of 

 Scandinavia in sligiitly greater size and in the narrower rostro- 

 frontal region of skull. The white winter pelage is normally 

 assumed throughout the ranse of the form. 



