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单词 dermatocranium
释义

dermatocranium /ˌdə:mætə'kreiniəm/

英汉-汉英词典
n. 膜化颅骨
词组 | 习惯用语
您要查找的是不是:
  • crematorium n. 火葬场(等于crematory)
  • dermatologist n. 皮肤病学家
  • democratization n. 民主化
  • dermatological adj. [医]皮肤病学的

网络短语:
dermatocranium 膜化颅骨
英语百科

Skull roof

The full complement of bones of the tetrapod skull roof, as seen in the labyrinthodont Xenotosuchus
Dermal armour in Dunkleosteus, a Placoderm.
Skull of Platycephalichthys, a sarcopterygian. Most of the roofing over the cheek region is formed by the operculum.
The skull roof in Chelyderpeton, a labyrinthodont.

The skull roof, or the roofing bones of the skull, are a set of bones covering the brain, eyes and nostrils in bony fishes and all land-living vertebrates. The bones are derived from dermal bone, hence the alternative name dermatocranium. More or less incorporated in the skull roof is the upper jaw and the endocranium.

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更新时间:2025/6/17 0:06:51