Monotremes Marsupials Afrotheria Xenarthra Laurasiatheria (Chiropterans, Carnivores Perissodactya...
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Transcript of Monotremes Marsupials Afrotheria Xenarthra Laurasiatheria (Chiropterans, Carnivores Perissodactya...
Monotremes
Marsupials
Afrotheria
Xenarthra
Laurasiatheria(Chiropterans,CarnivoresPerissodactyaCetiartiodactylaEulipotyphla(Soricids, talpids,Solenodons)
EuarchontogliresScandentia, dermoptera, primates, lagomorphs, rodentsBininda-Emonds et al 2007
Cretaceous mammals weren’t all small!Repenomamus (Li and Wang 2000) 1 meter long ate small dinos
The Grande Coupure (Eocene-Oligocene “Big Break”)Before After
Perrisodactyls Paleotheridae RhinocerotidaeArtodactyls Anaplotheridae EntelodontidaePrimates Adapidae None?Rodents Protosciuridae Cricetidae, CastoridaeEulipotyphlans None? Erinaceidae
Body mass
# mammal species
# new/species
# extinctions
So what does this new study really show?
28/17
See Fig 26.2
50/4
42/0
52/18
50/19
37/2