Pachypappa warshavensis (Nasonov, 1894)

poplar leaf-nest-gall aphid

on Populus, primary host plant

Pachypappa warshavensis on Populus alba

Populus alba, Hungary, Mosonmagyaróvár © László Érsek, det. Bob Dransfield

Pachypappa warshavensis on Populus alba

rhe leaves are characteristically folded backwards

Pachypappa warshavensis on Populus alba

colony

Pachypappa warshavensis on Populus alba

apterae

Pachypappa warshavensis on Populus alba

detail

Pachypappa warshavensis on Populus alba

alate

gall

leaf nests at the end of the branches, similar to those of P. tremulae. Because the aphids are concentrated on the petioles, the leaeves are characteristically recurved.

hostplants

Salicaceae, narrowly monophagous

Populus alba, x canescens, euphratica.


on Salix, secondary host plant

gall

aphid colonies on the roots

hostplants

Salicaceae, monophagous

Salix caprea.

synonyms

Asiphum, Pemphigus, varsoviensis Mordvilko, 1895.

references

Blackman & Eastop (2014), Buhr (1965), Carter & Danielsson (1993a), Dauphin & Aniotsbehere (1997a), Heie (1980a [“warschavensis”]), Houard (1908a), Krzywiec (1982a), Redfern & Shirley (2011a), Szelegiewicz (1982a).

mod 24.v.2018