Title: Order Lagomorpha Fam' Ochotonidae pikas
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2Order Lagomorpha Fam. Ochotonidae (pikas)
3Order Lagomorpha Fam. Leporidae
Jackrabbit
Cottontail rabbit
4Snowshoe hare
5Re-entrant lophs
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7Sciuromorphic jaw structure
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10Myomorphic jaw structure
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13http//animaldiversity.ummz.umich.edu/anat/rodent_
jaws.html
14Fam. Aplodontidae Mt. beaver
15Fam. Sciuridae - squirrels
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17Fam. Castoridae
18Fam. Pedetidae spring hare
19Fam. Geomyidae pocket gophers
20Geomys bursarius Plains pocket gopher
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22Plains pocket mouse
Fam. Heteromyidae pocket mice kangaroo rats
Ords kangaroo rat
Ords kangaroo rat
23Fam. Heteromyidae
inflated tympanic bullae
weak zygoma
elongated rostrum
24Fam. Dipodidae - jerboas
25Fam. Dipodidae
hystricomorphic
somewhat inflated tympanic bullae
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28Spiny rat
Rattus rattus
Fam. Muridae Subfamily Murinae Old World
rats mice
Mus musculus
29Cotton rat (Sigmodon hispidus)
Fam Muridae, Subfam. Sigmodontinae
New World mice and rats
wood rat (Neotoma floridana)
30Deer mouse (Peromyscus maniculatus)
Fam. Muridae Subfam Sigmodontinae
Peromyscus is the largest genus
of all mammals
White-footed mouse (Peromyscus
leucopus)
31Muskrat (Ondatra)
meadow vole (Microtus)
Fam. Muridae Subfam Arvicolinae voles,
lemmings,
muskrat
Black-backed vole
32elaborate prismatic cusps with very thick enamel
Fam. Muridae, Subfam. Arvicolinae
33Fam. Muridae, Subfam. Gerbillinae
gerbils
Simple enamel lophs
34Fam. Bathyergidae mole rats,
blesmols
Common mole rat
Naked mole rat
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36African porcupine
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38Fam. Erethizontidae New World porcupine
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40Fam. Hydrochoeridae - capybara
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42Fam. Dasyproctidae - agoutis
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44Fam. Octodontidae - degus
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46cavy
Patagonian cavy
Guinea pig
Fam. Caviidae guinea pigs, cavys
47Fam. Myocastoridae - nutria