Defn: Of or pertaining to, or designating, a bone between the proötic and epiotic in the dorsal and outer part of the periotic capsule of many fishes.
Defn: The inferior and posterior of the three elements forming the periotic bone.
Defn: Surrounding, or pertaining to the region surrounding, the internal ear; as, the periotic capsule.
The inferior and posterior of the three elements forming the periotic bone.
The upper and outer element ofperiotic bone, -- in man forming a part of the temporal bone.
Of or pertaining to, or designating, a bone between the pro\'94tic and epiotic in the dorsal and outer part of the periotic capsule of many fishes.
In front of the auditory capsule; -- applied especially to a bone, or center of ossification, in the periotic capsule.
The mastoid portion of the ear-capsules (periotic bones) and the squamosal region is somewhat less inflated than in Galago.
Conspicuous near its posterior part, on each side, is an ivory-like capsule, the periotic bone, containing the essential organ of hearing.
The tympanic, perioticand squamosal are ankylosed together.
The mastoid portion of the periotic bone is widely exposed upon the outer face of the skull, which is, as has been said, not the case with the existing genus Rhinoceros.
The dorsal end of the part of the hyoid separated from the incus becomes ossified as the tympano-hyal, and is anchylosed with the adjacent parts of the periotic capsule.
In the region of the periotic cartilage a large number of bones may appear.
The periotic capsule is ossified by a prootic centre, which meets the exoccipital behind.
In the higher Vertebrates the periotic cartilages may be developed continuously with the basilar plate (fig.
In Mammals the three ossifications fuse into a continuous whole--the periotic bone--which may be partially united with the adjacent parts.
In the periotic there are usually three centres of ossification, first recognised by Huxley.
The perioticis not fused to the squamosal or to the small tympanic.
The tympanic is united with the periotic but not with the squamosal, and forms a large auditory bulla.
The periotic is large, especially the mastoid portion, which forms a distinct portion of the skull wall between the squamosal and exoccipital.
The tympanic bulla is large and theperiotic and tympanic are fused together, but not as a rule to the squamosal.
The periotic is large, and fused with the tympanic, which forms a prominent bulla, and is generally drawn out into a tubular meatus.
The tympanic and periotic are both small and are fused together.
The perforation of the periotic by the carotid canal is always conspicuous.
The auditory or periotic capsule of the turtle is rather large and its walls are well ossified, epi-otic, pro-otic and opisthotic bones being present.
The periotic and tympanic are always fused together; in Cebidae they form a small bulla, but a bulla is not developed in any Old World forms.
The dorsal parts of the hyoid arch in the adult form a pair of long bars, the anterior cornua, which are united to the periotic region of the skull in front of the fenestra ovalis either by short ligaments or by fusion as in Bufo.
The periotic has its inner surface marked by important depressions, while both inner and outer surfaces are pierced by foramina.
The tympanic and periotic are ankylosed together, but not to any other bones.
The periotic and tympanic are welded together, but not with the squamosal.
Of or pertaining to, or designating, a bone between the proötic and epiotic in the dorsal and outer part of the periotic capsule of many fishes.
The eighth nerve (auditory) is purely sensory, the nerve of the special sense of hearing; it runs into the periotic bone, and breaks up on the labyrinth.
The seventh nerve (facial) is almost entirely motor; it passes through the periotic anterior to VIII.
Between the ex-occipital and ali-sphenoid there is wedged in a bone, the periotic (p.
In the lower forms it is a hollow membranous structure, embedded in a mass of cartilage, the otic capsule; in the mammal the latter is entirely ossified, to form the periotic bone.
Take the head of a rabbit, the brain of which has been hardened by spirit, and carefully remove cranium; be particularly careful in picking away the periotic bone, on account of the flocculi of cerebellum.
One centre of ossification in the frog forming pro-otic; several fuse together and form periotic of the dog.
In the external view (Figure 3) the bulla hides the periotic bone from without.
The periotic is similar in size to the same bone in bidens, but the posterior end is more narrowly pointed and the anterior end is much lower, relatively.
The perioticis shorter anteriorly than the tympanic in B.
The same appears to be true of cavirostris, but comparing the two series of skulls as a whole it appears to be true that the anterior mass of the periotic is larger in grebnitzkii.
I observe, however, that the absolute size and outline of the periotic vary considerably in the different specimens of grebnitzkii without relation to age.
As compared with the Atlantic coast specimens, the anterior portion of the periotic bone in grebnitzkii is larger, broader, and more rectangular in outline when viewed from below.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "periotic" in a variety of sentences. We hope that you will now be able to make sentences using this word.
