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Chalcosyrphus depressus (Shannon, 1925) the wide-e****
leafwalker, is a rare
species of
syrphid fly
observed from
Idaho and Montana.
Hoverflies can remain...
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Chalcosyrphus (Xylotomima) anthreas, the yellow-banded
leafwalker, is a rare
species of
syrphid fly
found in
eastern North America.
Hoverflies can remain...
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Chalcosyrphus (Xylotomima)
chalybeus (Weidemann, 1830), the
violet leafwalker, is a
fairly common species of
syrphid fly
observed in the
Northeastern United...
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Chalcosyrphus (Xylotomima)
plesia (Curran 1925), the black-hipped
leafwalker, is an
uncommon species of
syrphid fly and a
mimic of
Sphex nudus. This fly...
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Chalcosyrphus (Xylotomima) satanica, the devil's
leafwalker, is a rare
species of
syrphid fly
collected in California.
Hoverflies can
appear nearly motionless...
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Chalcosyrphus (Xylotomima)
inarmatus (Hunter 1897), the yellow-haired
leafwalker, is an
uncommon species of
syrphid fly
found across northern North America...
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Chalcosyrphus (Xylotomima)
nigromaculatus (Jones, 1917), the black-spotted
leafwalker, is a rare
species of
syrphid fly
observed in Colorado,
British Columbia...
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Chalcosyrphus (Xylotomima)
ontario (Curran, 1941), the Bare-winged
Leafwalker, is a rare
species of
syrphid fly
found in
Southeastern and
Western Canada...
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Chalcosyrphus (Chalcosyrphus)
aristatus (Johnson 1929), the black-dented
leafwalker, is a very rare,
species of
syrphid fly
observed in the
Northeastern United...
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Chalcosyrphus (Xylotomima) libo (Walker, 1849 ), the Long-haired
Leafwalker, is an
uncommon species of
syrphid fly
observed in north-central
North America...