A Key to the Skulls of North American Mammals by THIES MONTE L

Posted by

By THIES MONTE L

Show description

Read Online or Download A Key to the Skulls of North American Mammals PDF

Similar mammals books

The Nature of Play: Great Apes and Humans

This uniquely integrative quantity brings jointly top specialists in developmental psychology and animal habit to supply a brand new standpoint at the nature and capabilities of play. In an introductory bankruptcy, exclusive ethologist Patrick Bateson describes how younger exploration and video games give a contribution to either person improvement and team survival--not merely in people, yet in different species besides.

The Safari Companion: A Guide to Watching African Mammals

On account that its unique ebook in 1993, The Safari better half has been the simplest box consultant to watching and figuring out the habit of African mammals. An imperative instrument for naturalists touring to Africa, this new version has been revised to recognize the passion to these gazing those amazing animals at zoos and natural world parks, and on movie.

Ocean Noise and Marine Mammals

For the 119 species of marine mammals, in addition to for another aquatic animals, sound is the first technique of studying concerning the surroundings and of speaking, navigating, and foraging. the prospect that human-generated noise may damage marine mammals or considerably intervene with their common actions is a controversy of accelerating crisis.

Extra info for A Key to the Skulls of North American Mammals

Sample text

Fig. 90. Eumops Greatest length of skull 28mm Fig. 89. Molossus Greatest length of skull 17mm 53 ··' '~ .. .. , • • '' ,· ·. , '· ·.... ' " ,,, . ~ :. ·~ Fig. 92. Tadarida Greatest length of skull 17mm Fig. 91. Antrozous Greatest length of skull 21mm , ' f· . t . ' .. : • 1 . Fig 93. Nyctinomops Greatest length of skull 20mm , I' , Fig. 94.

Tamiasciurus (Fig. 29) -Anterior border of orbit ventrally opposite M 1; 2 transbullar septa ....................................................................... Sciurus (Fig. 3()) ....... 23 23. -Premolars 1/1, four upper cheek teeth ....................................................... ·- Fig. 19. Marmota Greatest length of skull 90mm Fig. 20. Cynomys Greatest length of skull 60mm Fig. 21. Ammospermophilus Greatest length of skull 40mm Fig. 22. J ) I l ----~-~:_J Fig. 23. Otospermophilus Greatest length of skull 65mm Fig.

Sciurus Greatest length of skull 65mm 27 -Premolars 2/ 1, five upper cheek teeth ......................................................................... 24 24. -P4 usually broader than Iong ................................................................. (Hesperosciurus) -P4 usually not broader than long ................................................................................. 25 25. -Interorbital width greater than postorbital width ........................................ (Otosciurus) -Interorbital width less than postorbital width .............................................

Download PDF sample

Rated 4.15 of 5 – based on 50 votes