11:2 l^EW YORK STATE MUSEUM 



Genus Zapus Coues 



1873 Zapns Coues, Bull. U. S. geolog. surv. terr. ser. 2, no. 5, p. 253. Type 

 Dipus hudsonius Zimmermami . 

 Teeth 18; tail considerably longer than Lead and body; hind foot greatly 

 elongated, between one half and one third as long as head and body. 

 (Z^pus; Gk., much foot) 



The genus Zapus reaches its greatest development in boreal North 

 America. Several species are known, all North American but one, which 

 occurs in western China. Only one is found within our limits. 



Zapus hudsonius (Zimmermann) Meadow jmnping mouse 



Back and sides yellowish brown, the former heavily, thelatter lightly sprinkled 

 with darker hairs; belly white, usually strongly tinged with yellowish; tail brown 

 to extreme tip. (hudsonius; N. Lat., Hudsoniau) 



The meadow jumping mouse is common in meadows, old fields and 

 open woods throughout eastern North America south to the northern 

 edge of the upper austral zone. It is divisible into several races, three 

 of which occur within our limits. 



SUBSPBCIE^S OP ZAPUS HUDSONIUS 



Total length under 200 (8) ; hind foot less than 



30 (1:^;) .-- - - Z hudsonius americanus 



Total length over 215 (8^) ; hind foot more 

 than 30 (1) 



Total length about 220 (8|). Z. hudsonius hudsonius 



Total length about 230 (9^) Z. hudsonius ladas 



Zapus hudsonius americanus (Barton) Southern meadoiv jumping 



mouse 



1799 Meriones americanus Barton, Trans. Am. philos. soc. 4 : 115. 



(Philadelphia Pa.) 

 1899 Zapus hudsonius americanus Batchelder, Bull. New England 



zool. club. 8 Feb. 1899. 1 : 6. 

 1899 Zapus hudsonius americanus Preble, North American fauna. 



8 Aug. 1899. no. 15, p. 19. 



Back dusky brown faintly tinged with reddish buff, sides reddish buff, very 

 slightly grizzled. Total length, 190 (7^) ; tail vertebrae, 115 (4-^) ,• hind foot, 

 18 (li). (americanus; N. Lat., American) 



The southern meadow jumping mouse occurs throughout the upper 

 austral zone of the eastern United States from North Carolina north- 

 ward. In the transition zone it intergrades with the next race. 



