114 MAMMALS OF PENNSYLVANIA AND NEW JERSEY. 



Family ERETHizoNXiDiE ; Stifftailed American Porcupines. 



, Genus Erethizon F. Cuvier, Memoir Museum d'Histoire Naturelles, Paris, 

 1822, Vol. 9, p. 426.. 



Canada Porcupine ; "Hedgehog." Erethizon dorsatum (JJv!i-ax.\x%). 



1758. \Hystrix\ dorsata Linnsus, Systema Naturae, vol. i, p. 57. 



1852. E\rethizon'\ dorsatum F. Cuvier, Memoir Museum d'Histoire Na- 

 turelles, Paris, vol. 9, p. 426. 



Type locality. — Eastern Canada. 



Faunal distribution. — Canadian, Lower Hudsonian and upper transition 

 zones ; Atlantic Ocean to the Great Plains. 



Distribution in Pa. and N. J. — Once abundant in all the mountainous and 

 well-forested areas of the Canadian and upper transition zones in Pa. Also 

 once found sparingly in parts of the mountains of northern N. J., but a long 

 while exterminated in that State. 



Records in Pa. — The following have been sent in answer to inquiries as to 

 distribution and present status of this species : 



Armstrong Co. — " I have heard reports of the occurrence of this species in 

 the Buffalo Creek region of Armstrong Co." — Todd, 1902. 



Bradford Co. — Reported by Stevens. 



Bucks Co. — Subfossil remains found in Durham Cave in 1893 nearRiegels- 

 ville, identified by Prof. E. D. Cope. — Mercer. 



Butler Co. — " I have heard reports of the occurrence of this species in the 

 Buffalo Creek Region." — Todd, 1902. 



Cambria Ca. — "Rather scarce, but some found over the mountains in 

 1900." — Shields. Plentiful in the vicinity of Lloydsville in winter of 1897- 

 1898."— Todd. 



Center Co. — Present in wilder parts of the Co. — Fernald, 1900. 



Clearfield Co. — " I saw a dead specimen in northern part of Co., June, 

 1899." — Todd. " An exceptionally fine one received from Mr. E. K. Morse, 

 killed near Penfield, Dec. 8, ipoo." — Todd. 



Clinton Co. — Several specimens have been sent me from time to time by 

 Seth Nelson, who reports them numerous. In my own experience I found 

 this to be the case in the same region in 1898. They seemed to prefer the 

 tops of the mountains,_but sometimes came down to the banks of the Sinne- 

 mahoning. — Rhoads. Plenty around Mill Hall in 1879. — Pfoutz. 



Columbia Co. — " A stray one seen now and then ; plenty on North 

 Mountain." — Buckalew, 1900. 



Crawford Co. — Rapidly disappearing; only to be found in northeastern 

 comer of Co. — Kirkpatrick. 



