| 释义 |
gnathal, a.|ˈneɪθəl|
[f. Gr. γνάθ-ος jaw + -al1.]
= gnathic a.
1888Amer. Naturalist Oct. 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. 1935R. E. Snodgrass Princ. Insect Morphol. vi. 100 The embryonic gnathal segments constitute a distinct gnathal section of the trunk. 1964R. W. & J. M. Fox Introd. Compar. Ent. v. 138 It is interesting to find that the Diplopoda, despite the difficulty in homologizing their gnathal segments, also have four pairs of glands. |