plural noun

: an order of extinct insects known only from the Upper Carboniferous and Permian, formerly considered ancestral to the Hemiptera but now usually regarded as closely related to the Palaeodictyoptera, and characterized by suctorial mouthparts and by a wing venation like that of the Palaeodictyoptera
adjective or noun
plural -s

Word History


New Latin, from prot- + Hemiptera

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Dictionary Entries Near Protohemiptera

Cite this Entry

“Protohemiptera.” Dictionary, Merriam-Webster, Accessed 30 May. 2024.

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