Table of Contents
SAM NOBLE OKLAHOMA MUSEUM of NATURAL HISTORY
FOSSIL BATS OF THE AMERICAS

DIAGRAMS OF TEETH AND BONES OF BATS AND MORPHOLOGICAL TERMS USED IN THEIR DESCRIPTION

We use standard terms for bones of the skeleton and details in the shape of the molar tooth crowns that are necessary for discussing and differentiating species based on their morphology.

Skeleton
Skeleton (except for left forearm and manus) of the vespertilionid bat Lasiurus.
Teeth
The upper right toothrow [top] and lower left toothrow [middle] of Myotis, with a separate lower molar of Tadarida [bottom] showing nyctalodonty of the postcristid.
A diagrammatic upper molar [top] and lower molar [bottom] of an insectivorous bat.
Humerus
Proximal and distal ends of the humerus of the vespertilionid bat Karstala.
Skull
Cranium and mandible of the phyllostomid Lophostoma.