Fossil of Pincombea sp., from Shcherbakov & Popov (2002).

Belongs within: Hemiptera.
Contains: Aleyrodidae, Psylloidea, Aphidomorpha.

The Sternorrhyncha are a group of small plant-sucking bugs including the aphids, scales, whiteflies and plantlice. They are commonly sedentary except when dispersing, moving little if at all.

Characters (from Grimaldi & Engel 2005): Head extremely opisthognathous, with labium originating from or close to prosternum; proboscis with fine, hairlike feeding stylets, coiled in head capsule when at rest. Antenna with eight or fewer flagellomeres. Hind wing lacking vannus and vannal fold. Tarsus one- or two-segmented.

    |--Psyllomorpha [Psyllina] GE05
    |    |--Aleyrodidae GE05
    |    `--Psylloidea GE05
    `--Aphidina [Canadaphidoidea] SP02
         |  i. s.: Sitobion avenae K09
         |         Atheroides brevicornis K09
         |--Aphidomorpha GE05
         `--Pincombeomorpha [Pincombeoidea] SP02
              |  i. s.: Archescytinopsis GE05
              |--Pincombea [Pincombeidae] GE05
              |    `--P. mirabilis Tillyard 1922 F71
              `--Megaleurodes GE05 [Boreoscytidae SP02]
                   `--M. megocellata GE05

*Type species of generic name indicated


[F71] Fletcher, H. O. 1971. Catalogue of type specimens of fossils in the Australian Museum, Sydney. Australian Museum Memoir 13: 1-167.

[GE05] Grimaldi, D., & M. S. Engel. 2005. Evolution of the Insects. Cambridge University Press: New York.

[K09] Köhler, G. 2009. Heuschrecken (Saltatoria) und Ohrwürmner (Dermaptera) im Immissionsgebiet des Düngemittelwerkes Steudnitz/Thüringen—eine Langzeitstudie (1978–2001). Mauritiana 20 (3): 601-646.

[SP02] Shcherbakov, D. E., & Yu. A. Popov. 2002. Superorder Cimicidea Laicharting, 1781: Order Hemiptera Linné, 1758. The bugs, cicadas, plantlice, scale insects, etc. [=Cimicida Laicharting, 1781, =Homoptera Leach, 1815 + Heteroptera Latreille, 1810). In History of Insects (A. P. Rasnitsyn & D. L. J. Quicke, eds) pp. 143-157. Kluwer Academic Publishers: Dordrecht.

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