Evolution Asia or North America (

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• Evolution Asia or North America (Lauraisa,
  125 MYA)
• Complex biogeography, related to the formation
  and rupture of Gondwanaland

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Order Didelphimorphia, Family Didelphidae Didelphi
s - American opossum
www.digimorph.org
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Order Didelphimorphia, Family Didelphidae Marmosa
- mouse opossum
Monodelphis short-tailed opossum
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Order Paucituberculata, Family Caenolestidae Caeno
lestes, Lestoros, Rhyncholestes - shrew opossums
Caenolestes convelatus
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Order Microbiotheria, Family Microbiotheriidae Dro
miciops - montio del monte
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http//animaldiversity.ummz.umich.edu
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Australian Groups
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Order Dasyuromorphia, Family Dasyuridae Sarcophilu
s - Tasmanian devil
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http//animaldiversity.ummz.umich.edu
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SF Sminthopsinae, Sminthopsis longicaudata
(long-tailed dunnart)
SF Dasyurine, Dasyurus maculatus (spotted-tailed
quoll)
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Order Dasyuromorphia, Family Thylacinidae Thylacin
us cynocephalus - Tasmanian wolf
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Order Dasyuromorphia, Family Myrmecobiidae Myrmeco
bius - numbat
Myrmecophagus adaptations Long rostrum
Long, protrusible tongue Delicate
dentary
Copious, sticky saliva Teeth reduced/absent Foreli
mbs modified for digging
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Order Notoryctemorphia
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Order Notoryctemorphia, Family Notoryctidae Notory
ctes - marsupial mole
Fossorial Adaptations Small eyes and small
pinnae Fur is velvety doesnt lie in one
direction Fusiform body with a short tail
Forelimbs modified for digging
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Order Peremelemorphia
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Order Peramelemorphia, Family Peramelidae Macrotis
lagotis - rabbit-eared bandicoot (bilby)
Syndactylous - one sheath of skin for gt1 digit
(2nd 3rd).
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Order Diprotodontia
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Order Diprotodontia, Family Phalangeridae Spilocus
cus rufoniger, S. maculatus- spotted cuscus
Arboreal - Prehensile tail which has a naked
ventral surface.
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Order Diprotodontia, Family Petauridae Petaurus
breviceps - sugar glider
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Order Diprotodontia, Family Phascolarctidae Phasco
larctus cinereus - koala
2nd 3rd digits syndactylous
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Order Diprotodontia, Family Phascolarctidae Phasco
larctus cinereus - koala
- Our first example of an arboreal foliavore low
quality food eat almost constantly while
awake sleep to digest low metabolism
heterothermic dense fur to retain body heat
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Order Diprotodontia, Family Vombatidae Lasiorhinus
- hairy-nosed wombat L. Krefftii - northern
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Order Diprotodontia, Family Macropodidae Macropus
rufus - red kangaroo
Extreme adaptations for saltation (bipedal
hopping) (boxing)
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Order Diprotodontia, Family Macropodidae Dendrolag
us - tree kangaroo
Dendrolagus bennettianus (Bennett's Tree-kangaroo)
Dendrolagus matschiei (Matschie's Tree-kangaroo)
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Order Diprotodontia, Family Macropodidae Petrogal
e penicillata Common Name Brush-tailed Rock
Wallaby