| 单词 |
preneural |
| 释义 |
preˈneural, a. and n. Zool. [pre- B. 3.] A. adj. In chelonians, applied to a skeletal element that lies between the nuchal bone and the neural bones. B. n. A bone in this position.
1904Amer. Jrnl. Sci. CLXVIII. 274 There is a pre⁓neural bone, whose anterior border has occupied a notch in the hinder border of the nuchal. 1957Bull. Mus. Compar. Zool. Harvard CXV. 171 The very similar term ‘pre-neural’ has long been in use for an element that is immediately posterior to the nuchal. 1969R. Zangerl in C. Gans Biol. Reptilia I. vi. 333 Most of the Mesozoic genera retain some amphichelydian characters,..but..the occurrence of a preneural is erratic. Ibid. 334 Pre⁓neural elements occur occasionally. |

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