Field Key to Guard Hair of Middle Western Furbearers

摘要: A number of keys for identifying mammalian hairs have been published. Probably the most recent and refined such publications is that by Mayer (1952. The hair California mammals with to dorsal guard mammals. Amer. Midl. Nat., 48:480-512) in which earlier papers are summarized. Because laboratory facilities a microscope required order utilize above keys, they do not answer entirely needs field biologist. means without provided key presented this publication. has tested on Middle Western furbearers -in laboratory, more than 85 per cent being identified difficulty. At least dozen animals each species both freshly killed museum specimens were examined. In case, was taken from no less five general locations specimen, depending upon variability given animal.