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Ptilodontoidea is a
group of
extinct mammals from the
Northern Hemisphere. They were
generally small,
somewhat rodent-like
creatures of the
extinct order...
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indicates that
Clemensodon is
either a
derived taeniolabidoid or a
primitive ptilodontoid.
Determination of
which of
these two
alternatives is
correct must await...
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Neoplagiaulax is a
mammal genus from the
Paleocene of
Europe and
North America. In the case of the
latter continent,
there may
possibly be some slightly...
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tentative until the
complete tooth is known.
Nidimys N.
occultus Montana. A
ptilodontoid.
Paracimexomys P.
propriscus Montana. A multituberculate.
Pediomys P...
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Xanclomys is a
small mammal from the
Paleocene of
North America. It was a
genus within the
extinct order Multituberculata within the
suborder Cimolodonta...
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Ptilodus (meaning "soft-haired") is a
genus of
mammals from the
extinct order of Multituberculata, and
lived during the
Paleocene in
North America. Ptilodus...
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Filikomys is an
extinct genus of
mammal from the
Campanian of
North America. A multituberculate, it
demonstrates complex social behaviours were present...
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Ectypodus is an
extinct genus of mammals,
containing the
species E. aphronorus, E. childei, E. musculus, E. lovei, E. powelli, E. szalayi, and E. tardus...
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Mesodma is an
extinct genus of mammal, a
member of the
extinct order Multituberculata within the
suborder Cimolodonta,
family Neoplagiaulacidae. It lived...
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Neoplagiaulacidae is a
family of
mammal within the
extinct order Multituberculata.
Fossil remains are
known from the
Upper Cretaceous through to the latest...