Vol. IX] HALL & GRINNELL— LIFE-ZONE INDICATORS 61 



TRANSITION ZONE^Continued 

 Mammals 



Scapanus townsendii (Bachman) C 

 Scapanus latimanus sericatus Jackson 

 Neurotrichus gibbsii gibbsii (Baird) 

 Neurotrichus gibbsii hyacinthiniis Bangs 

 Sorex montereyensis montereyensis Merriam 

 Sorex montereyensis mariposae Grinnell 

 Sorex pacificus Baird C 

 Myotis longicrus longicrus (True) U 

 Myotis longicrus interior Miller U 

 Lasionycteris noctivagans (LeConte) 

 Urocyon cinereoargenteus sequoiensis Dixon U 

 Peromyscus boy lei boylei (Baird) U 

 Peromyscus boylei rowleyi (J. A. Allen) U 

 Phenacomys longicaudus True 

 Thomomys alpinus awahnee Merriam 

 Zapus orarius Preble C 

 Eutamias quadrimaculatus (Gray) 

 Eutamias townsendi ochrogenys Merriam C 

 Eutamias hindsi (Gray) 

 Eutamias merriami pricei (J. A. Allen) U 

 Sciurus griseus griseus Ord 

 ' Sciurus griseus nigripes Bryant 

 Sciurus griseus anthonyi Mearns 

 Sylvilagus nuttalli nuttalli (Bachman) U 

 Sylvilagus nuttalli grangeri (J. A. Allen) U 

 Sylvilagus bachmani ubericolor (Miller) 

 Cervus roosevelti Merriam 



CANADIAN ZONE 



Those species marked T occur also in the Transition Zone; those marked H occur 

 also in the Hudsonian. 



Plants 



Abies grandis Lindl. T? 



Abies magnifica Murr. 



Abies magnifica shastensis Lemmon 



Picea sitchensis (Bong.) T. & M, T? 



Pinus contorta Dougl. T 



