Reared from Bud Gall of Coyote Bush, Baccharis pilularis. Newport Beach, CA. 03/07/10. © Peter J. Bryant.

Coyote Bush Bud Gall Midge

Rhopalomyia californica

Diptera: Cecidomyiidae

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Female?, reared from Bud Gall of Coyote Bush, Baccharis pilularis. Newport Beach, CA. 03/07/10. © Peter J. Bryant.
Male?, reared from Bud Gall of Coyote Bush, Baccharis pilularis. Newport Beach, CA. 03/19/10. © Peter J. Bryant.

Coyote Bush Bud Gall. Woods End Wilderness Preserve, Laguna Beach,
Orange County, CA. 3/30/10. © Peter J. Bryant.
Exuvia at exit holes on Bud Gall. Newport Beach, CA. 03/07/10. © Peter J. Bryant.
Parasitoids

Known parasitoids include: Mesopolobus sp., Platygaster californica, Torymus baccharidis, Torymus koelbelei, Zatropis capitis http://bugguide.net/node/view/460935#794438

Braconid Wasp, Diaeretiella rapae?, emerged from Bud Gall on Coyote Bush, Baccharis pilularis.
Platygasterid Wasp, emerged from Bud Gall on Coyote Bush, Baccharis pilularis.
Pteromalid Wasp emerged from Bud Gall on Coyote Bush, Baccharis pilularis.
Torymid Wasp emerged from Bud Gall on Coyote Bush, Baccharis pilularis.

Midge, identified by DNA barcode as Rhopalomyia californica, emerged 4/4/10 from gall on Black Sage (shown on this panel) collected at Wingspan Park, Laguna Beach, Orange County, CA. 03/28/10. © Peter J. Bryant. Specimen #73.
Midge, identified by DNA barcode as Rhopalomyia californica, emerged 4/4/10 from gall on Black Sage (shown on this panel) collected at Wingspan Park, Laguna Beach, Orange County, CA. 03/28/10. © Peter J. Bryant. Specimen #73.

Midge, identified by DNA barcode as Rhopalomyia californica, emerged 4/4/10 from gall on Black Sage (shown on this panel) collected at Wingspan Park, Laguna Beach, Orange County, CA. 03/28/10. © Peter J. Bryant. Specimen #73.
Gall on Black Sage collected at Wingspan Park, Laguna Beach, Orange County, CA. 03/28/10. © Peter J. Bryant.