| 词汇 | postorbital |
| 释义 | postorbital adjective anatomy specializeduk /ˌpəʊstˈɔː.bɪ.təl/ us /ˌpoʊstˈɔːr.bɪ.t̬əl/ in a position behind the orbit(= one of two round areas in the bones of the head that contain the eyes): The anterior postorbital processes are short in the second specimen. The most conspicuous features of the skull are its small teeth, a broad postorbital region, and the enlarged orbit. Among birds, owls exhibit an expanded postorbital process. The adductor mandibulae is an extensive muscle complex covering the entire postorbital region. The eye & surrounding area beadily beetling canthus chiasm chiasma compound eye eyeball eyelid glassy limbus macula macula lutea macular monobrow optic nerve suborbital superciliary supraoptic supraorbital tear duct Related wordsorbit orbital postorbital noun[ C ] anatomy specializeduk /ˌpəʊstˈɔː.bɪ.təl/ us /ˌpoʊstˈɔːr.bɪ.t̬əl/(alsopostorbital bone) the bone that forms the curved, round area behind the eye: Our examination suggests that the morphology of the postorbital in the type species is similar to that of the new species. The left postorbital is preserved. The small postorbital bone of soft-shelled turtles does not largely contribute to the formation of a bony roof at the temporal region of the skull. Skull fragments, including the quadrate and the postorbital, have been retrieved. The skull is approximately as broad across the postorbitals as it is across the quadrates. In these reptiles, the upper temporal fenestra is bordered anteriorly by the postorbital bone. The eye & surrounding area beadily beetling canthus chiasm chiasma compound eye eyeball eyelid glassy limbus macula macula lutea macular monobrow optic nerve suborbital superciliary supraoptic supraorbital tear duct You can also find related words, phrases, and synonyms in the topics: Bone structures See alsoeye socket Examples of postorbitalpostorbital A small lateral process (capitate process), which is eroded away on the right side, would have articulated with the postorbital. Figs 4c, 5c) is shared by the edges of the preorbital and postorbital plates. Main lateral line sensory groove traverses paranuchal, marginal and postorbital plates in close proximity to lateral margin of nuchal plate. Haplorhines have a postorbital plate, unlike the postorbital bar found in strepsirhines. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. There is no clear notch in front of postorbital processes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It has a deep and narrow occipital notch and a high postorbital ridge. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In live fish, the suborbital and postorbital photophores both flash vigorously, the suborbital at a slower rate. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. For example, both tomistomines and crocodiles have thin postorbital bars behind the eye sockets and a large socket for the fifth maxillary tooth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The postorbital has a small secondary process, jutting into the upper hind corner of the eye socket. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The lacrimal and postorbital bones met to form a thick brow over the eye, as seen in carcharodontosaurids and the unrelated abelisaurids. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The lower branch of the postorbital bone is transversely wide. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The postorbital was a small and triradiate element. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A strut of bone called the postorbital bar, which in most crocodilians is vertically oriented, would have been almost flat. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The lacrimal and postorbital also met above the eye socket, to form a ridge or brow above the eye. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The eyesocket was fairly large and placed near the temporal opening, separated by a thin postorbital bar. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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