Autor:	Sherman, Franklin, Howell, Brazier, Preble, Norman A., Bruce, James A., Jones, John C., Allen, Glover M., Bailey, Alfred M., Woodbury, A. M., Tichwinsky, V. I., Grigorieff, N. D., Miller,, Gerrit S., Eifrig, C. W. G., Bailey, Harold H., Jones, Gordon W., Hibbard, Claude W., Marshall, William H., Sprague, James M., Warfel, H. E.
Zdroj:	Journal of Mammalogy, 1937 Nov 01. 18(4), 512-519.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1374347 Zobrazit plný text záznamu