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Eastern Ecological Science Center images.

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Cercis canadensis, 5, Redbud, Howard County, Md,
Cercis canadensis, 5, Redbud, Howard County, Md,
Cercis canadensis, 5, Redbud, Howard County, Md,

Redbud leaves, Cercis canadensis, fresh spring leaves at their births, at the end of the cycle, no leaf is untouched by another organisim, be it insect, arthropod, virus, fungus, or bacteria and eventually drops. A particularly lovely member of the pea family. Pictures and photos by Helen Lowe Metzman from Howard County, Maryland.

Redbud leaves, Cercis canadensis, fresh spring leaves at their births, at the end of the cycle, no leaf is untouched by another organisim, be it insect, arthropod, virus, fungus, or bacteria and eventually drops. A particularly lovely member of the pea family. Pictures and photos by Helen Lowe Metzman from Howard County, Maryland.

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Chelone glabra 4, White turtlehead, Howard County, Md, Helen Lowe Metzman
Chelone glabra 4, White turtlehead, Howard County, Md, Helen Lowe Metzman
Chelone glabra 4, White turtlehead, Howard County, Md, Helen Lowe Metzman

White turtlehead. Chelone glabra. A good bumble bee plant and host for the Maryland State Butterfly, the Baltimore Checkerspot. Photo and specimen by Helen Lowe Metzman. Howard County, Maryland.

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Chelostoma philadelphi, m, back, Hardy Co., WV
Chelostoma philadelphi, m, back, Hardy Co., WV
Chelostoma philadelphi, m, back, Hardy Co., WV

The very small and skinny, beetle hole nesting, Chelostoma philadelphi. A specialist on Philadelphus (mock orange). This species is most commonly seen on the non native European Mock Orange that was widely planted in the olden days.

The very small and skinny, beetle hole nesting, Chelostoma philadelphi. A specialist on Philadelphus (mock orange). This species is most commonly seen on the non native European Mock Orange that was widely planted in the olden days.

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chelostoma rapunculi, f, back, warren, nyu
chelostoma rapunculi, f, back, warren, nyu
chelostoma rapunculi, f, back, warren, nyu

A series of pictures of a male and female species that loves Bellflowers (Campanula). Meaning that the female of this species provisions its nest (note: males never help in all Hymenoptera) with the pollen of this plant.

A series of pictures of a male and female species that loves Bellflowers (Campanula). Meaning that the female of this species provisions its nest (note: males never help in all Hymenoptera) with the pollen of this plant.

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Chelostoma rapunculi, M, Face, MA, Middlesex County
Chelostoma rapunculi, M, Face, MA, Middlesex County
Chelostoma rapunculi, M, Face, MA, Middlesex County

A new species for Vermont, this invasive bee is a specialist on Campanula flowers, collected by Anna Beauchemin, Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens, Twin Macro Flash, F5.0, ISO 100, Shutter Speed 200, link to a .pdf of our set up is located in our profile

A new species for Vermont, this invasive bee is a specialist on Campanula flowers, collected by Anna Beauchemin, Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens, Twin Macro Flash, F5.0, ISO 100, Shutter Speed 200, link to a .pdf of our set up is located in our profile

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Coelioxys obtusiventris, f, face, Clark Co., Rose Pond, CA
Coelioxys obtusiventris, f, face, Clark Co., Rose Pond, CA
Coelioxys obtusiventris, f, face, Clark Co., Rose Pond, CA

Super rare. Only a few individuals of this species have been found, but, interestingly, this species has been found twice in Missouri, and once in Pennsylvania, New Jersey, and Florida. This one was sent to me by Mike Arduser and collected in Clark County, Missouri. Note the lovely flair of hairs around the end of the abdomen....very distinctive.

Super rare. Only a few individuals of this species have been found, but, interestingly, this species has been found twice in Missouri, and once in Pennsylvania, New Jersey, and Florida. This one was sent to me by Mike Arduser and collected in Clark County, Missouri. Note the lovely flair of hairs around the end of the abdomen....very distinctive.

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Coelioxys obtusiventris, f, hind end, Clark Co., Rose Pond, CA
Coelioxys obtusiventris, f, hind end, Clark Co., Rose Pond, CA
Coelioxys obtusiventris, f, hind end, Clark Co., Rose Pond, CA

Super rare. Only a few individuals of this species have been found, but, interestingly, this species has been found twice in Missouri, and once in Pennsylvania, New Jersey, and Florida. This one was sent to me by Mike Arduser and collected in Clark County, Missouri. Note the lovely flair of hairs around the end of the abdomen....very distinctive.

Super rare. Only a few individuals of this species have been found, but, interestingly, this species has been found twice in Missouri, and once in Pennsylvania, New Jersey, and Florida. This one was sent to me by Mike Arduser and collected in Clark County, Missouri. Note the lovely flair of hairs around the end of the abdomen....very distinctive.

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Coelioxys octodentata, m, back, Yolo, CA
Coelioxys octodentata, m, back, Yolo, CA
Coelioxys octodentata, m, back, Yolo, CA

East Coast, West Coast, this parasitic species, Coelioxys octodentata occurs throughout the United States, almost completely filling the country with records and stopping at the border for some reason. How closely related are the specimens on the Pacific edge versus the Atlantic? Unknown, but for now they are just one species. Red legs are classic C.

East Coast, West Coast, this parasitic species, Coelioxys octodentata occurs throughout the United States, almost completely filling the country with records and stopping at the border for some reason. How closely related are the specimens on the Pacific edge versus the Atlantic? Unknown, but for now they are just one species. Red legs are classic C.

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Coelioxys octodentata, m, left side, Maryland
Coelioxys octodentata, m, left side, Maryland
Coelioxys octodentata, m, left side, Maryland

A nest parasite, this time a male. Coelioxys octodentata is a counterpart to the more commonly found C. sayi. I associate this species with drier and perhaps sandier locations, perhaps as the nest parasite of things like Megachile brevis. Note the characteristic teeth sticking out of the rear of this bee.

A nest parasite, this time a male. Coelioxys octodentata is a counterpart to the more commonly found C. sayi. I associate this species with drier and perhaps sandier locations, perhaps as the nest parasite of things like Megachile brevis. Note the characteristic teeth sticking out of the rear of this bee.

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Coelioxys rufitarsis, M, Side, NY, Franklin County
Coelioxys rufitarsis, M, Side, NY, Franklin County
Coelioxys rufitarsis, M, Side, NY, Franklin County

Another Coelioxys nest parasite bee from the Adirondack Mountains of New York. This one is a nest parasite of big Leaf Cutters like Megachile latimanus. Here are shots of a male and a female.

Another Coelioxys nest parasite bee from the Adirondack Mountains of New York. This one is a nest parasite of big Leaf Cutters like Megachile latimanus. Here are shots of a male and a female.

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Chiasmognathus cf gussakovskii, u, tadjikistan, face
Chiasmognathus cf gussakovskii, u, tadjikistan, face
Chiasmognathus cf gussakovskii, u, tadjikistan, face

Chiasmognathus c.f. gussakovskii, Cross Mandibled Bee, specimen collected by Wojciech Pulawksi in TajikistanVery small bees have very small nest parasites.

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Chile species 8, f, right, Chile
Chile species 8, f, right, Chile
Chile species 8, f, right, Chile

Pseudagapostemon citricornis - More Chilean bees from Laurence Packer's expedition to southern Chile. Photographs by Kelly Graninger.

Pseudagapostemon citricornis - More Chilean bees from Laurence Packer's expedition to southern Chile. Photographs by Kelly Graninger.

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Chile wasp, m, left, Patangoia near Chile Chico, Chile
Chile wasp, m, left, Patangoia near Chile Chico, Chile
Chile wasp, m, left, Patangoia near Chile Chico, Chile

A lovely blue green teal spider wasp with purple highlights and infuscated wings. Collected in Southern Chile with Laurence Packer.

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Chionanthus virginicus, fringetree 2, Howard County, MD, HeLoMetz
Chionanthus virginicus, fringetree 2, Howard County, MD, HeLoMetz
Chionanthus virginicus, fringetree 2, Howard County, MD, HeLoMetz

The langorous bright whiteness of the Virginia Fringetree...this specimenk (and photograph) from howard county taken by Helen Lowe Metzman as part of her documentation of native plants. Attractive to bees. Should be planted more often.

The langorous bright whiteness of the Virginia Fringetree...this specimenk (and photograph) from howard county taken by Helen Lowe Metzman as part of her documentation of native plants. Attractive to bees. Should be planted more often.

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Coelioxys sayi, M, Back, MD, Baltimore
Coelioxys sayi, M, Back, MD, Baltimore
Coelioxys sayi, M, Back, MD, Baltimore

The most common Coelioxys in the East. This is C. sayi. Now, C. sayi is a nest parasite (like all Coelioxys) and it likes to drop its eggs in the nest of what is usually the most common Leaf Cutter in the East Megachile mendica.

The most common Coelioxys in the East. This is C. sayi. Now, C. sayi is a nest parasite (like all Coelioxys) and it likes to drop its eggs in the nest of what is usually the most common Leaf Cutter in the East Megachile mendica.

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Coelioxys sayi, M, Side, MD, Baltimore
Coelioxys sayi, M, Side, MD, Baltimore
Coelioxys sayi, M, Side, MD, Baltimore

The most common Coelioxys in the East. This is C. sayi. Now, C. sayi is a nest parasite (like all Coelioxys) and it likes to drop its eggs in the nest of what is usually the most common Leaf Cutter in the East Megachile mendica.

The most common Coelioxys in the East. This is C. sayi. Now, C. sayi is a nest parasite (like all Coelioxys) and it likes to drop its eggs in the nest of what is usually the most common Leaf Cutter in the East Megachile mendica.

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Colletes aestivalis, m, back, Shenandoah NP, VA
Colletes aestivalis, m, back, Shenandoah NP, VA
Colletes aestivalis, m, back, Shenandoah NP, VA

Rare. This bee (Colletes aestivalis) is rarely seen these days. I have never collected one despite it being recorded in Maryland in the far distant past. So it was nice to see this specimen from Shenandoah National Park in Virginia collected by Jessica Rykken in her studies of the Park's bee fauna. Good news.

Rare. This bee (Colletes aestivalis) is rarely seen these days. I have never collected one despite it being recorded in Maryland in the far distant past. So it was nice to see this specimen from Shenandoah National Park in Virginia collected by Jessica Rykken in her studies of the Park's bee fauna. Good news.

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Colletes aestivalis, m, face, Shenandoah NP, VA
Colletes aestivalis, m, face, Shenandoah NP, VA
Colletes aestivalis, m, face, Shenandoah NP, VA

Rare. This bee (Colletes aestivalis) is rarely seen these days. I have never collected one despite it being recorded in Maryland in the far distant past. So it was nice to see this specimen from Shenandoah National Park in Virginia collected by Jessica Rykken in her studies of the Park's bee fauna. Good news.

Rare. This bee (Colletes aestivalis) is rarely seen these days. I have never collected one despite it being recorded in Maryland in the far distant past. So it was nice to see this specimen from Shenandoah National Park in Virginia collected by Jessica Rykken in her studies of the Park's bee fauna. Good news.

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