NATURAL HISTORY, TORONTO REGION 



8. Muskrat. Ondatra zibethica zibethica (Lin- 

 naeus). Still common. 



9. White-footed Mouse. Peromyscus leucopus 

 noveboracensis (Fischer). Common. This is the 

 Mouse-like Hampster, Cricetus myiodes of Gapper. 



10. Canadian White-footed Mouse. Peromyscus 

 maniculus gracilis (Le Conte). One record, Deer 

 Park (now part of Toronto). K A. Fauna 28, p. 45. 



11. House Mouse. Mus musculus Linnaeus. Intro- 

 duced ; very common according to Gapper in 1830. 



12. Brown Rat. Epimys norvegicus (Erxleben). 

 Introduced; had not penetrated further than the 

 water front according to Gapper in 1830. 



13. Canadian Beaver. Castor canadensis cana- 

 densis Kuhl. Once common; given by Gapper as 

 very rare in 1830. A pair appeared in the grounds 

 of Colonel Denison about 1884. 



14. Woodchuck. Arctomys monax monax (Lin- 

 naeus). Common. 



15. Chipmunk. Tamias striatus lysteri (Rich- 

 ardson). Very common. 



16. Northern Grey Squirrel. Sciurus carolinensis 

 leucotis (Gapper). Formerly common, becoming 

 scarcer; the indigenous form was black, the grey 

 animal on which Gapper founded his leucotis was 

 rare, but it has become much commoner since then. 

 The squirrels in High Park are black and have not 

 been introduced. 



17. Red Squirrel. Sciurus hudsonicus loquax 

 Bangs. Very common. 



