Pteromalus bedeguaris (Pteromalidae)*parasitic wasp*

SONY DSC

Can you see it yet what a chance sighting , but fluffed the photography as it was so small the camera wanted to focus on everything bar the wasp

SONY DSC

A fairly common parasitoid of the bedeguar gall formed by Diplolepis rosae and occasionally D. eglanteriae.

The female wasp measures 2.2-4.7mm, averaging out at 3.5mm.
The head and thorax are black or dark metallic green. The clypeus is outlined with reticulation with striae tending to finish on the edge. The bottom edge of the clypeus is waved. The antenna are part way up the eye line, thick and neutral bronze in colour with 6 funicular segments, the first segment of which is almost twice as long as it is broad. The wings have well developed stigmal and post marginal veins and the basel cell is virtually bare. The legs are brown tapering down to pale with 5 tarsel segments. They have a golden bronze gaster (abdomen).

SONY DSC

The smaller male is 1.7-3.4mm averaging 2.4mm.
The head and thorax are dark metallic blue/green with bronze tints. The antennae are part way up the eye line, brassy brown and have 6 funicular segments, the first segment of which is almost twice as long as it is broad. The clypeus is outlined with reticulation with striae tending to finish on the edge. The bottom edge of the clypeus is waved. The wings have well developed stigmal and post marginal veins as well as the basel cell being virtually bare. The legs are brown tapering down to pale with 5 tarsel segments. The gaster is dark brown, short and wide.

SONY DSC

SONY DSC

Advertisements