This article is a draft concerning a mammal.
You can share your knowledge by improving it (how?) as recommended by the zoology project. Preptotheria
Orang-outan
Super-ordre
Preptotheria McKenna, 1975 obsolète
Preptothériens (Preptotheria) form an obsolete eutherian mammalian taxon. They include most mammals. Their peculiarity is to have a bone, caliper (or hyomandibular) stirrup-shaped in the eardrum, unlike other mammals. code
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