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Aphidinae is the most diverse major lineage of aphids (Aphididae). Aphidinae currently dominate the temperate, northern-hemisphere fauna, but only since the late Tertiary, and few species are native to the southern hemisphere. The success of Aphidinae may be linked to the evolution of an unusual life cycle, host alternation. The classification and phylogeny of Aphidinae have been controversial; schemes...
A fossil alate aphid from the Lower Aragonian (Lower Miocene) deposits of Rubielos de Mora (Teruelprovince) in eastern Spain is described as Palaeophylloxera seilacheri nov. gen. and sp. It is the first fossil specimen described within the Family Phylloxeridae. The principal differences between this genus and other representatives of the Phylloxeridae (and also the extinct Elektraphididae) are the...
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