There are a group of bees in the genus Andrena that form a fairly distinct subgenus called Tracandrena. They are notorious for being difficult to separate out and, in particular, the males all look pretty much the same. I have created a little Excel spreadsheet that help separate out the females, if anyone is interested.
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Andrena forbesii, Female, Back, Maryland
There are a group of bees in the genus Andrena that form a fairly distinct subgenus called Tracandrena. They are notorious for being difficult to separate out and, in particular, the males all look pretty much the same. I have created a little Excel spreadsheet that help separate out the females, if anyone is interested.
Andrena forbesii, Female, Side, Maryland
Andrena forbesii from Maryland, thanks to Ann Simpkins for photoshopping
Andrena forbesii from Maryland, thanks to Ann Simpkins for photoshopping
Andrena frigida, male, back
Middlesex County, Massachusetts
Andrena frigida, male, face
Middlesex County, Massachusetts
Andrena fulvipennis, F, Back, MD
An odd, dark Andrena bee of deep sandy areas that comes out in the middle of summer
An odd, dark Andrena bee of deep sandy areas that comes out in the middle of summer
Andrena fulvipennis, F, Face 1, MD
An odd, dark Andrena bee of deep sandy areas that comes out in the middle of summer
An odd, dark Andrena bee of deep sandy areas that comes out in the middle of summer
Andrena fulvipennis, F, Side, MD
An odd, dark Andrena bee of deep sandy areas that comes out in the middle of summer
An odd, dark Andrena bee of deep sandy areas that comes out in the middle of summer
Andrena fulvipennis, M, Back, MD, Anne Arundel County
Andrena fulvipennis "“ A very rare species this male was captured in an old sand pit in Anne Arundel County, Maryland. This species is only found in deep, permanently sandy locations. Picture taken by Brooke Alexander.
Andrena fulvipennis "“ A very rare species this male was captured in an old sand pit in Anne Arundel County, Maryland. This species is only found in deep, permanently sandy locations. Picture taken by Brooke Alexander.
Andrena fulvipennis, M, end of abdomen, MD, Anne Arundel County
Andrena fulvipennis "“ A very rare species this male was captured in an old sand pit in Anne Arundel County, Maryland. This species is only found in deep, permanently sandy locations. Picture taken by Brooke Alexander.
Andrena fulvipennis "“ A very rare species this male was captured in an old sand pit in Anne Arundel County, Maryland. This species is only found in deep, permanently sandy locations. Picture taken by Brooke Alexander.
Andrena fulvipennis, M, Face, MD, Anne Arundel County
Andrena fulvipennis "“ A very rare species this male was captured in an old sand pit in Anne Arundel County, Maryland. This species is only found in deep, permanently sandy locations. Picture taken by Brooke Alexander.
Andrena fulvipennis "“ A very rare species this male was captured in an old sand pit in Anne Arundel County, Maryland. This species is only found in deep, permanently sandy locations. Picture taken by Brooke Alexander.
Andrena milwaukeensis, F, back, Hancock co., Brooklin
Another dark northern Andrena. This one also runs down the high elevations of the Rockies and the Appalachians. Collected in Hancock County, Maine and contibuted by Alison Dibble.
Another dark northern Andrena. This one also runs down the high elevations of the Rockies and the Appalachians. Collected in Hancock County, Maine and contibuted by Alison Dibble.
Andrena milwaukeensis, F, Back, WVA
A couple of so so pictures of Andrena milwaukeensis. Check out the tiny dark hairs in the facial fovea.. Photo by Dejen Mengis
A couple of so so pictures of Andrena milwaukeensis. Check out the tiny dark hairs in the facial fovea.. Photo by Dejen Mengis
Andrena milwaukeensis, F, Face, Hancock co., Brooklin
Another dark northern Andrena. This one also runs down the high elevations of the Rockies and the Appalachians. Collected in Hancock County, Maine and contibuted by Alison Dibble.
Another dark northern Andrena. This one also runs down the high elevations of the Rockies and the Appalachians. Collected in Hancock County, Maine and contibuted by Alison Dibble.
Andrena milwaukeensis, F, Face, WVA
A couple of so so pictures of Andrena milwaukeensis. Check out the tiny dark hairs in the facial fovea.. Photo by Dejen Mengis
A couple of so so pictures of Andrena milwaukeensis. Check out the tiny dark hairs in the facial fovea.. Photo by Dejen Mengis
Andrena milwaukeensis, F, Side, Hancock co., Brooklin
Another dark northern Andrena. This one also runs down the high elevations of the Rockies and the Appalachians. Collected in Hancock County, Maine and contibuted by Alison Dibble.
Another dark northern Andrena. This one also runs down the high elevations of the Rockies and the Appalachians. Collected in Hancock County, Maine and contibuted by Alison Dibble.
Andrena milwaukeensis, Female, Side, WV, Randolph Co
Collected by Ms. West Virginia bees, Jane Whitaker, this spring bee species can be seen in the Appalachians north. Photoshopping by Thistle Droege, photography by Dejen Mengis.
Collected by Ms. West Virginia bees, Jane Whitaker, this spring bee species can be seen in the Appalachians north. Photoshopping by Thistle Droege, photography by Dejen Mengis.
Andrena miranda, female, back
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix.
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix.
Andrena miranda, female, face
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix.
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix.
Andrena miranda, female, side
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix.
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix.
Andrena morrisonella, f, back, Talbot Co, MD
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix. We hope to find out over the next couple of years using DNA barcoding with the Sarah Kocher lab. Pictures by Hannah Sutton.
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix. We hope to find out over the next couple of years using DNA barcoding with the Sarah Kocher lab. Pictures by Hannah Sutton.
Andrena morrisonella, f, face, Talbot Co, MD
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix. We hope to find out over the next couple of years using DNA barcoding with the Sarah Kocher lab. Pictures by Hannah Sutton.
A bee (Andrena morrisonella) that may or may not be the same species as A. imitatrix. We hope to find out over the next couple of years using DNA barcoding with the Sarah Kocher lab. Pictures by Hannah Sutton.