298 



CHAPTER III 



H O 



Q O 



< I _ 



DIAGR. 10. Geographical relationships of the subspecies of Moose or European Elk 

 (Alces alces L.) as indicated by the average relative shapes of the palates. 

 (From Peterson, 1952.) 



periphery, were exposed to heavier selection pressure and changed. The result of 

 this procedure would be the same as through "elimination", in the sense of Reinig 

 (1938), but attained in a different way. 



The small Carabid Bemhidion (Chrysobracteon) lapponicum Zett. behaves in a 

 similar way (Lindroth, 1954a, p. 129-130), the ''forma typica'' of northwestern 

 Europe and western Siberia being more like the form of the Mackenzie River 

 region {"bryanti Carr") than specimens from Alaska and eastern Siberia (sbsp. 

 latiusculum Mtsch.). 



FIG. 53. Distribution of the Reindeer and Caribou (Rangifer tarandus L.) and its 

 numerous subspecies. 



1. forma typica 



2. sbsp. platyrhynchus Vrol. 



3. sbsp. pearsoni I. yd. 



4. sbsp. sibiricus Murr. 



5. sbsp. valentinae Fler. 



6. sbsp. angustirostris Fler. 



7. sbsp. phylarchus Holl. 



8. sbsp. arcticus Rich. 



9. sbsp. daivsoni Seton 



10. sbsp. niontanus Seton 



11. sbsp. caribou Gmel. 



12. sbsp. caboti Allen 



13. sbsp. terranovae Bangs 



14. sbsp. pearyi Allen 



15. sbsp. groenlandicus Gmel. 



(According to Ekman, 1922, Anderson, 1946, Ellerman & Morrison-Scott, 1951, Burt & 

 Grossenheider, 1952, and Flerow, 1952.) 



