Sciuridae
 Sciurus niger
(fox squirrel)

Image Caption:
Pictured is the skull of an adult male fox squirrel (only half the lower jaw is pictured and the upper incisors have broken).  The toothless space between the incisors and molars is a characteristic of all rodents and is called the diastema.

The dental formula is:
i 1/1 c 0/0 p 1/1 m 3/3
(20 teeth total) (Koprowski, 1994).

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Sciurus niger rufiventer (Fox Squirrel) Pair Looking at Eachother

Works Cited:

Koprowski, J. L.  (1994).  Sciurus niger.  Mammalian Species (479).  The American Society of Mammalogists.  (University of Arizona Link).
Image Date: 2010JAN09
Image Species: Sciurus niger rufiventer
(EXIF Information is accurate, stamped in UTC).

Web Page and Pictures By Peter Leitheiser
Updated: 2010JAN09