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Which homopterans have a filter chamber in their digestive tract?
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homopteran
Newly emerged adult cicada (Neotibicen pruinosus).
Within the order Homoptera, the presence of a filter chamber in the digestive tract is a characteristic feature of the suborder Auchenorrhyncha.1
This suborder includes several families, such as:
* Cicadidae (cicadas)
* Membracidae (treehoppers)
* Cercopidae (froghoppers or spittlebugs)
* Cicadellidae (leafhoppers)
* Various families of planthoppers, including Delphacidae, Derbidae, Cixiidae, Kinnaridae, Dictyopharidae, Fulgoridae, Achilidae, Tropiduchidae, Flatidae, Acanaloniidae, and Issidae.1
In contrast, the suborder Coleorrhyncha explicitly lacks a filter chamber in its digestive tract.1