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post-ˈclypeus Ent.
[post- A. 2 b.]
In certain insects, the upper section of a divided clypeus.
1888J. H. Comstock Introd. Entomol. 10 When these [sc. two sclerites of the clypeus] are distinct they are designated as the ante-clypeus and post-clypeus respectively. 1926R. J. Tillyard Insects Australia & N.Z. i. 12 In others [sc. insects] the clypeus may be divided into two parts, an anteclypeus and a postclypeus. 1937C. Longfield Dragonflies Brit. Isles 13 In the Anisoptera the frons is the most prominent portion of the two, in the Zygoptera it is the postclypeus. 1957Richards & Davies Imm's Textbk. Entomol. (ed. 9) i. 19 In some insects the clypeus is partially or completely divided by a transverse suture into two sclerites—the post-clypeus and the ante-clypeus. |