Depression in the temporal bone in the skull of mammals
Subarcuate fossa
Left temporal bone. Inner surface. (Subarcuate fossa not labeled, but aquaeductus vestibuli labeled at lower right.)
Base of the skull. Upper surface. (Subarcuate fossa not labeled, but temporal bone is identified in pink, and "Eminentia arcuata" (i.e. arcuate eminence, corresponding to the superior semicircular canal) is labeled.)
Details
Identifiers
Latin
fossa subarcuata ossis temporalis
TA98
A02.1.06.034
TA2
672
FMA
56418
Anatomical terms of bone
[edit on Wikidata]
The subarcuate fossa is a shallow[1] depression upon the internal surface of the petrous part of the temporal bone[2] forming the wall of the posterior cranial fossa. The fossa accommodates the flocculus of the cerebellum. It is situated lateral/posterior to the internal auditory meatus.[1]
^ abSinnatamby, Chummy S. (2011). Last's Anatomy (12th ed.). Elsevier Australia. p. 451. ISBN 978-0-7295-3752-0.
The subarcuatefossa is a shallow depression upon the internal surface of the petrous part of the temporal bone forming the wall of the posterior cranial...
vein; in the infant, this depression is represented by a large fossa, the subarcuatefossa, which extends backward as a blind tunnel under the superior...
contained the foramen of Huschke, rotates to become the anterior wall. The subarcuatefossa is nearly effaced. 1. Outer surface of petromastoid part. 2. Outer...
Mammut cannot automatically be distinguished from Mammuthus alone. The subarcuatefossa is absent from the cerebellar surface of the inner ear. The ear petrosals...
forming the lateral part of the posterior wall of: 509 the middle cranial fossa.: 566-567 : 420, 509 The arcuate eminence indicates the position of the...
the back area. The portion of the petrosal crest located between the subarcuatefossa and the internal auditory meatus is closer to the upper edge of the...
1007/bf02436593. S2CID 85144811. Gannon, P. J. Laitman; Eden, A.R. (1988). "The subarcuatefossa and cerebellum in extant primates: Comparative study of a skull-brain...
Daisuke Shimizu; Yoshihiko Nakano; Hidemi Ishida (2019). "Loss of the subarcuatefossa and the phylogeny of Nacholapithecus". Journal of Human Evolution....
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