238 Scientific Intelligence. 
in numerous works. Prof. S. Tenney has, in this respect, set am 
var example in his Manual of Zoology, where the figures are 
11. Geographical Variation among North American Mammals, 
especially in respect to size. Sexual, individual and ag soe 
2on i . . Extrac 
the Territories, Vol. II, 4,— e former 
contributed a great amount of information on the variation of 
many of our larger mammals. s conclusions are lar, 
common red fox he considers a “subspecies” of the 
8 He questions the specific distinctness of the Canada lynx 
from th Pp meron 
" teal lynx (Z. rufus) and regards it as probably 
* Simi sre” tes 
of on alga have been found by us to hold good for the marine invertebrt 
