subgenal sulcus
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subgenal areas — (ARTHROPODA: Insecta) The narrow lateral marginal areas of the head setoff by the subgenal sulcus above the mandibles and maxillae … Dictionary of invertebrate zoology
subgenal ridge — (ARTHROPODA: Insecta) A submarginal structure on the inner surface of the head arising from the subgenal sulcus … Dictionary of invertebrate zoology
epistomal sulcus or suture — (ARTHROPODA: Insecta) The groove situated between the frons and clypeus that unites with the anterior ends of the subgenal sulcus extending to the anterior tentorial pits … Dictionary of invertebrate zoology
hypostomal suture — (ARTHROPODA: Insecta) Part of the subgenal sulcus behind the mandible … Dictionary of invertebrate zoology
pleurostomal suture — (ARTHROPODA: Insecta) The part of the subgenal sulcus above the mandible … Dictionary of invertebrate zoology
