Figures 2.10


Frontal view of the head and dissected mouthparts of an adult of the European earwig, Forficula auricularia (Dermaptera: Forficulidae).
Figures 2.10. Frontal view of the head and dissected mouthparts of an adult of the European earwig, Forficula auricularia (Dermaptera: Forficulidae).

Note that the head is prognathous and thus a gular plate, or gula, occurs in the ventral neck region.

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  Lateral view of the head of a generalized pterygote insect.
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  Frontal view of the head of a worker honey bee, Apis mellifera (Hymenoptera: Apidae), with transverse section of proboscis showing how the “tongue” (fused labial glossae) is enclosed within the sucking tube formed from the maxillary galae and labial palps.