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Locust Borer

Megacyllene robiniae


Roughly 20 millimeters in length, banded black and yellow as shown.


Paved trail through urban residential and retail neighborhood, with channelized waterway (dry). Overall habitat is degraded shortgrass prairie with many elm, cottonwood trees.


Common wasp mimic in autumn, especially on goldenrod flowers.

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Spotted by

Colorado Springs, Colorado, USA

Spotted on Oct 10, 2012
Submitted on Apr 6, 2014

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