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单词 gnathal
释义

gnathaladj.

/ˈneɪθəl/
Etymology: < Greek γνάθος jaw + -al suffix1.
= gnathic adj.
ΘΚΠ
the world > life > the body > digestive or excretive organs > digestive organs > jaws > [adjective]
manducatory1814
gnathic1882
gnathal1888
1888 Amer. Naturalist 22 941 Of these three primary segments (macrosomites) of the primitive body, the first corresponds to the sum of the jaw-bearing (gnathophorous) metameres—gnathal macrosomites.
1935 R. E. Snodgrass Princ. Insect Morphol. vi. 100 The embryonic gnathal segments constitute a distinct gnathal section of the trunk.
1964 R. M. Fox & J. W. Fox Introd. Compar. Entomol. v. 138 It is interesting to find that the Diplopoda, despite the difficulty in homologizing their gnathal segments, also have four pairs of glands.
This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2018).
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adj.1888
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