1452Re: [beemonitoring] Bee collecting cactus spines? [1 Attachment]
- Apr 5, 2011Regarding identification of this Osmia female, it appears to have strong
white tergal hair bands. I therefore suspect that it could be Osmia
(Diceratosmia) subfasciata subfasciata which has "been collected as early
as March 7 at Brownsville, Texas" (not too far SSE of Harlingen).
> Hi all,--
> I was out recently to take pictures of bees in the open prickly pear
> cactus flowers, and noted a bee spending a lot of time around the spines.
> At first I thought it was a halictid due to its blue-green color, but
> after examining the photos, I am not so sure anymore. My next thought was
> Osmia, but am a little confused by the behavior. I know some bees will
> collect other plant parts for nesting, but I didn't think Osmia was one of
> those groups. I have attached a picture of this bee, and was wondering if
> someone might recognize it and/or explain the behavior. The picture was
> taken at the Arroyo Colorado birding center park in Harlingen, TX.
John S. Ascher, Ph.D.
Bee Database Project Manager
Division of Invertebrate Zoology
American Museum of Natural History
Central Park West @ 79th St.
New York, NY 10024-5192
work phone: 212-496-3447
mobile phone: 917-407-0378
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