Brachydont tooth Hypsodont tooth

Animal Diversity Web discussion on Cheek Teeth

Correction: Not all Hypsodont teeth are perennially growing. All are ‘high crowned’, with minimal roots- an adaptation to consumption of abrasive foods.

Brachydont- extensive roots, low crown.

Optimization of FO: Forelimb

TalpidaeScapanus orarius: Pacific Mole

GeomyidaeThomomys talpoides: Northern

Pocket Gopher

Cervids(e.g. Odocoileus)

Optimization of VO: Forelimb

Bovids(e.g. Ovis canadensis)

Equids (e.g. Equus caballus)

Leporids(e.g. Lepus townsendii)

Felids (e.g. Puma concolor) and Canids (e.g. Canis Latrans)