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Eggs on chard - Pegomya

Eggs on chard - Pegomya
Alameda County, California, USA
August 15, 2009
Several clutches of eggs like this on the underside of chard leaves. Some contain more eggs than this one. Length of egg is in the neighborhood of 1/64 inch. Eggs always white and always lying down, more or less side by side, not upright like ladybug eggs.


Moved from Pegomya.

Moved from ID Request.

Pegomya sp. (Anthomyiidae)
These are eggs of the spinach leafminer or another closely related leaf-mining fly. They have a neat pattern if you look at them under a microscope.

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