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Mason Bees (Osmia)
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Subgenus Helicosmia (Osmia Subgenus Helicosmia)
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Colorado Mason Bee (Osmia coloradensis)
Photo#1119749
Copyright © 2015
Arthur Scott Macmillan
Black or Dark Green Bee -
Osmia coloradensis
-
Santa Cruz, Santa Cruz County, California, USA
June 8, 2014
Images of this individual:
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Contributed by
Arthur Scott Macmillan
on 11 August, 2015 - 6:16pm
Last updated 14 January, 2017 - 8:41pm
Hi "Mac"
This is a female, from the long scopa (= pollen-collecting hairs) on the venter of the abdomen (a distinctive characteristic of megachilids).
Osmia
are typically sexually dimorphic...females and males can look quite different. So for reference, it's good to ascertain which is which when possible (i.e. when scopae are visible on belly, or a count of flagellomeres can be made: 10 => females, 11 => males).
…
Aaron Schusteff
, 14 January, 2017 - 8:40pm
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Thanks, Aaron!
Thanks for adding that information!
…
Arthur Scott Macmillan
, 17 January, 2017 - 4:41am
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Moved
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Ants, Bees, Wasps and Sawflies
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John S. Ascher
, 11 August, 2015 - 7:35pm
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