Dasineura nielseniiRhabdophaga nielseni Kieffer & Nielsen, 1906 Rabdophaga nielsenii is a gall midge.

The larvae tunnel in the shoots of bay willow (Salix pentandra) and may cause the shoots to swell slightly.

The orange or red larvae live under the bark of shoots of bay willow (Salix pentandra).

Before the larvae pupate they make emergence holes which may be the only indication of their presence.

This article related to members of the fly infraorder Bibionomorpha is a stub.