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1044
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Left incus A From within B From the front
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Auditory Tube , laid open by a cut in its long axis
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Incus
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A09246397247362
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''This article refers to a
Bone in the mammalian
Ear . For the artist-owned
Record Label specialising in the dissemination of free-improvised music set up by
Derek Bailey and
Evan Parker , see
Incus (record Label) .''
The is the
Anvil -shaped small
Bone or
Ossicle in the
Middle Ear . It connects the
Malleus to the
Stapes . It was first described by Alessandro Achillin of Bologna.
The incus only exists in mammals, and is derived from a reptilian upper jaw bone, the
Quadrate .