Acalitus notolius (Nalepa, 1919)

Acari, Eriophyidae

on Betula

gall

yellowish white hypophyllous erineum consisting of stiff cylindrical hairs. Erinea distributed freely on the leaf disk, less often in the vein axils; at the corresponding upperside the leaf is bulging.

Nalepa himself describes the gall as a “red, crumbly erineum on the upperside of the leaf”.

hostplants

Betulaceae, monophagous

Betula pubescens.

synonyms

Aceria notolia, Aceria rudis notolia.

references

Buhr (1964b), Farkas (1965a), Weidner (1954a).

07/11/2014