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USGS Bee Lab at the Eastern Ecological Science Center images.

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Lasioglossum lineatulum, female, face
Lasioglossum lineatulum, female, face
Lasioglossum lineatulum, female, face

Lasioglossum lineatulum is defined in my mind by having relatively few pits on its scutum, a shinyish abdomen, and long straitions on the propodeal triangle. Otherwise it looks similar to the 100 plus other species in the group. This one was captured on Sleeping Bear Dunes National Lakeshore in Michigan.

Lasioglossum lineatulum is defined in my mind by having relatively few pits on its scutum, a shinyish abdomen, and long straitions on the propodeal triangle. Otherwise it looks similar to the 100 plus other species in the group. This one was captured on Sleeping Bear Dunes National Lakeshore in Michigan.

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Lasioglossum lionotum, F, Face, MD, Baltimore County
Lasioglossum lionotum, F, Face, MD, Baltimore County
Lasioglossum lionotum, F, Face, MD, Baltimore County

Here is a little tiny parasitic bee whose host is a little tiny Lasioglossum that is often very common in disturbed / lawn areas (L. imitatum). Note the big head...the long straight pointy jaws and you may have an idea about what they could be used for...but has anyone seen this? No...you should investigate instead of looking at your mobile screen all day.

Here is a little tiny parasitic bee whose host is a little tiny Lasioglossum that is often very common in disturbed / lawn areas (L. imitatum). Note the big head...the long straight pointy jaws and you may have an idea about what they could be used for...but has anyone seen this? No...you should investigate instead of looking at your mobile screen all day.

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Lasioglossum longifrons, F, Back2, Georgia, Camden County
Lasioglossum longifrons, F, Back2, Georgia, Camden County
Lasioglossum longifrons, F, Back2, Georgia, Camden County

From Cumberland Island National Seashore another little Lasioglossum from the glossy metallic Dialictus group. As its name implies...it has an unusually long head.

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Lasioglossum marinense, F, Side, WA, San Juan County
Lasioglossum marinense, F, Side, WA, San Juan County
Lasioglossum marinense, F, Side, WA, San Juan County

Lasioglossum marinense, from the San Juan Islands National Historic Park, found in the eastern parts of the Pacific Northwest. Photograph by Dejen Mengis.

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Lasioglossum microlepoides, F, Side, AZ, Pima County
Lasioglossum microlepoides, F, Side, AZ, Pima County
Lasioglossum microlepoides, F, Side, AZ, Pima County

From Organ Pipe National Monument comes the small and very common western Lasioglossum microlepoides. Just like the seemingly endless supply of these small Halictid bees, it is slightly metallic and and has a strongly bent basal vein. One could spent a couple lives just figuring out the different species. Photography by Brooke Alexander.

From Organ Pipe National Monument comes the small and very common western Lasioglossum microlepoides. Just like the seemingly endless supply of these small Halictid bees, it is slightly metallic and and has a strongly bent basal vein. One could spent a couple lives just figuring out the different species. Photography by Brooke Alexander.

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Lasioglossum tarponense, F, side, Florida, St John County
Lasioglossum tarponense, F, side, Florida, St John County
Lasioglossum tarponense, F, side, Florida, St John County

From one of the coastal National Parks in St. John's County in Florida comes a lovely red-legged Lasioglossum tarponense. I think of this species as a sand specialist...living in the Florida scrubby sand coastal pine matrix that forms an important part of the natural matrix of the region behind the sand dunes.

From one of the coastal National Parks in St. John's County in Florida comes a lovely red-legged Lasioglossum tarponense. I think of this species as a sand specialist...living in the Florida scrubby sand coastal pine matrix that forms an important part of the natural matrix of the region behind the sand dunes.

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Lasioglossum taylorae, F, back2
Lasioglossum taylorae, F, back2
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Lasioglossum taylorae, F, Face, MA, Franklin County
Lasioglossum taylorae, F, Face, MA, Franklin County
Lasioglossum taylorae, F, Face, MA, Franklin County

Joan Milam collected this particular Lasioglossum. Darn if it doesn't look like all the rest of them. Photography by Brooke Alexander. Photography Information: Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens, Twin Macro Flash in Styrofoam Cooler, F5.0, ISO 100, Shutter Speed 200.

Joan Milam collected this particular Lasioglossum. Darn if it doesn't look like all the rest of them. Photography by Brooke Alexander. Photography Information: Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens, Twin Macro Flash in Styrofoam Cooler, F5.0, ISO 100, Shutter Speed 200.

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Lasioglossum trizonatum, F, Back, UT, Garfield County
Lasioglossum trizonatum, F, Back, UT, Garfield County
Lasioglossum trizonatum, F, Back, UT, Garfield County

A bee of western North America. This one was captured in Bryce Canyon National Park, one of the larger "sensu strictu" group of Lasioglossums.

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Lasioglossum Versans, f, right, Washington Co ME
Lasioglossum Versans, f, right, Washington Co ME
Lasioglossum Versans, f, right, Washington Co ME

Here is a bee that clearly loves woodlands: Lasioglossum versans. In the obscure morphological vernacular of tiny sweat bees, I identify it by its tiny bulging purple "nose" (supraclypeus) and its complete lack of a hair fan on the base of T1.

Here is a bee that clearly loves woodlands: Lasioglossum versans. In the obscure morphological vernacular of tiny sweat bees, I identify it by its tiny bulging purple "nose" (supraclypeus) and its complete lack of a hair fan on the base of T1.

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Kleidocerys resedae., U, Back, Maryland, Dorchester County
Kleidocerys resedae., U, Back, Maryland, Dorchester County
Kleidocerys resedae., U, Back, Maryland, Dorchester County

Birch Catkin Bug (Kleidocerys resedae) on a fish hook, Dorchester County, Maryland, lovely color and sculpturing patterns. Determination by Thijs de Graaf

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L. prasinogaster, F, Side, Utah, Garfield Co
L. prasinogaster, F, Side, Utah, Garfield Co
L. prasinogaster, F, Side, Utah, Garfield Co

Its just endless, the number of species of bees at Fossil Butte National Monument and the number of Lasioglossums Sweat Bees in the world. This one is L. prasinogaster. Pretty much looks like all the rest...mostly a Rocky Mountains thing...but a few found in the Pacific Northwest.

Its just endless, the number of species of bees at Fossil Butte National Monument and the number of Lasioglossums Sweat Bees in the world. This one is L. prasinogaster. Pretty much looks like all the rest...mostly a Rocky Mountains thing...but a few found in the Pacific Northwest.

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Ladybird pupa,-side
Ladybird pupa,-side
Ladybird pupa,-side

Ladybird pupa, White Oak leaf, Beltsville, Maryland, August 2012, determination by speech path girl

Ladybird pupa, White Oak leaf, Beltsville, Maryland, August 2012, determination by speech path girl

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Lasioglossum aberrans, F, Side, UT, Garfield County
Lasioglossum aberrans, F, Side, UT, Garfield County
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Lasioglossum abundipunctum, F, Face, WY, Lincoln County
Lasioglossum abundipunctum, F, Face, WY, Lincoln County
Lasioglossum abundipunctum, F, Face, WY, Lincoln County

As we to document the many species of bees that exist in North America, And worldwide, we realize that quite a few of them look like the species, Lasioglossum abundipuntum. The reason is there are many different species of Lasioglossum and they all look about the same, with difficult characters that vary in subtle ways to torment those who have to identify them.

As we to document the many species of bees that exist in North America, And worldwide, we realize that quite a few of them look like the species, Lasioglossum abundipuntum. The reason is there are many different species of Lasioglossum and they all look about the same, with difficult characters that vary in subtle ways to torment those who have to identify them.

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Lasioglossum abundipunctum, F, Side, WY, Lincoln County
Lasioglossum abundipunctum, F, Side, WY, Lincoln County
Lasioglossum abundipunctum, F, Side, WY, Lincoln County

As we to document the many species of bees that exist in North America, And worldwide, we realize that quite a few of them look like the species, Lasioglossum abundipuntum. The reason is there are many different species of Lasioglossum and they all look about the same, with difficult characters that vary in subtle ways to torment those who have to identify them.

As we to document the many species of bees that exist in North America, And worldwide, we realize that quite a few of them look like the species, Lasioglossum abundipuntum. The reason is there are many different species of Lasioglossum and they all look about the same, with difficult characters that vary in subtle ways to torment those who have to identify them.

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Lasioglossum albipes, f, back, fance
Lasioglossum albipes, f, back, fance
Lasioglossum albipes, f, back, fance

A couple of unprocessed French bees. This is Lasioglossum albipes. One of the most well studied non bumble non honey bees. Sarah Kocher lent these to us from her many studies, so we could picturate them. While they are your basic brown sweat bee thing, upclose there is a charm in how they are put together. At least I am charmed, that is.

A couple of unprocessed French bees. This is Lasioglossum albipes. One of the most well studied non bumble non honey bees. Sarah Kocher lent these to us from her many studies, so we could picturate them. While they are your basic brown sweat bee thing, upclose there is a charm in how they are put together. At least I am charmed, that is.

close up of image
Lasioglossum albipes, m, face, france
Lasioglossum albipes, m, face, france
Lasioglossum albipes, m, face, france

A couple of unprocessed French bees. This is Lasioglossum albipes. One of the most well studied non bumble non honey bees. Sarah Kocher lent these to us from her many studies, so we could picturate them. While they are your basic brown sweat bee thing, upclose there is a charm in how they are put together. At least I am charmed, that is.

A couple of unprocessed French bees. This is Lasioglossum albipes. One of the most well studied non bumble non honey bees. Sarah Kocher lent these to us from her many studies, so we could picturate them. While they are your basic brown sweat bee thing, upclose there is a charm in how they are put together. At least I am charmed, that is.

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