the deep bone and the superficial bone overlying it which form the upper element of the otic capsule, and lie posterior to the parietal, ventral to the supraoccipital, and dorsal to the pterotic. It covers the posterior semicircular canal. It is considered to be an ossification of the occipital arch that has invaded the otic region and so is often called epioccipital

Dictionary of ichthyology. 2009.

Игры ⚽ Нужно решить контрольную?

Look at other dictionaries:

  • Epiotic — Ep i*o tic, n. [Pref. epi + Gr. ?, gen. ?, ear.] (Anat.) The upper and outer element of periotic bone, in man forming a part of the temporal bone. [1913 Webster] …   The Collaborative International Dictionary of English

  • epiotic — One of the components of the otic capsule of some vertebrates; in the mammal the petrosal or petrous temporal bone incorporates the various otic elements seen in lower vertebrates. [epi + G. ous, ear] * * * epi·otic .ep ē ät ik adj …   Medical dictionary

  • epiotic — epi·otic …   English syllables

  • epiotic — I. |epē+ adjective Etymology: epi + otic (of the ear) : belonging to or constituting the upper and outer element of the bony capsule of the internal ear that in man forms a part of the temporal bone II. noun ( s) : one of the small cartilage… …   Useful english dictionary

  • epiotic center — the center of ossification that forms the mastoid process …   Medical dictionary

  • epioccipital — epiotic, q.v …   Dictionary of ichthyology

  • Pterotic — Pte*ro tic, a. [Gr. ? wing + ?, ?, ear.] (Anat.) Of or pertaining to, or designating, a bone between the pro[ o]tic and epiotic in the dorsal and outer part of the periotic capsule of many fishes. n. The pterotic bone. [1913 Webster] Note: The… …   The Collaborative International Dictionary of English

  • Ossification of temporal bone — 1. Outer surface of petromastoid part. 2. Outer surface of tympanic ring. 3. Inner surface of squama. Figure 7& …   Wikipedia

  • Periotic bone — is the single bone that surrounds the ear of Mammals. It is formed from the fusion of the pro otic, epiotic, and opisthotic bones. External links * http://www.encyclopedia.com/doc/1O8 perioticbone.html …   Wikipedia

  • auditory capsule — cartilaginous skeleton about the inner ear in Elasmobranchii, a chondral skeleton in bony fishes comprised of the prootic, opisthotic (or its replacement), intercalar, epiotic (or exoccipital), sphenotic, pterosphenoid and basipshenoid as walls… …   Dictionary of ichthyology

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”