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Photo#1081844
possible Urophora sirunaseva - additional California site - Urophora sirunaseva

possible Urophora sirunaseva - additional California site - Urophora sirunaseva
near town of La Honda, San Mateo County, California, USA
June 10, 2015
Size: approx. 0.5 cm long
Yellow starthistle gall flies (male and female?)on a yellow starthistle (yst) plants of Monte Bello Open Space Preserve in San Mateo County near Gate MB05 along Page Mill Road. YST plants at various flower bud stages, none with open blooms yet, some had flagged buds and dark spots on buds or stems. Two other yst biocontrol insects also found at same location - hairy weevils and false peacock fly.

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possible Urophora sirunaseva - additional California site - Urophora sirunaseva possible Urophora sirunaseva - additional California site - Urophora sirunaseva

Moved tentatively & cropped
looks good, will seek expert review; thanks for sharing!

Moved from ID Request.

 
ID confirmed by Martin Hauser

thanks for correcting data