13 terms

Mammalogy

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Anapsids
"without - space"
Synapsids
"with - space"
Diapsids
"two - spaces"
Diphyodont dentition
two sets of teeth
Dentary bones
premaxilla, maxilla and mandible
Incisors
anterior most teeth cutting, gnawing
Canines
elongate, one pair, unicuspid (single point), single root,pierce, hold, may form tusks (e.g. musk deer)
Premolars
posterior to canines and anterior to molars, uni or multicuspid, two sets
Brachyodont premolars
•Found in omnivores
•Low crowns
Hypsodont premolars
• Found in herbivores
• High crown
• Advantageous due to abrasive diet and high tooth wear
Molars
multicuspid, single set, crushing, grinding
Carnassials
last upper premolar & first lower molar, slicing & shearing (well developed in cats and dogs)
Diastema
this refers to a gap or a lack of teeth, for example, deer have a diastema between the lower incisors and the premolars
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