Sphinginae subfamily
 Sphingini tribe:
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Sphinx luscitiosa  
WO?, 
the Canadian Sphinx or 
Clemen's Sphinx. In both sexes, the dark border on the outer margin 
widens as it approaches the inner margin. The upperside of the 
hindwing is deep yellow in males, 
pale yellow in females; both with a wide black border. 
maybe ??
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Sphinx canadensis 
WO?, 
Sphinx canadensis, the Canadian Sphinx, is not common, and is not 
often reported anywhere,
but it might  be present in Northwest Territories.
Larval hosts are white ash (Fraxinus americana) and blueberry 
(Vaccinium). maybe ??
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Sphinx poecila 
DT, the Poecila Sphinx.
The forewing is dark gray with diffuse black and gray wavy lines with 
a series of black dashes ending at the wing tip, and a white cell 
spot. The white cell spot readily distinguishes poecila from 
canadensis. 
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Smerinthini Tribe:
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Smerinthus cerisyi
DT, 
the Cerisyi's Sphinx  
Smerinthus cerisyi is found in the southern regions of all Canadian 
provinces and in northern border states. The one-eyed sphinx is also 
found along the U.S. west coast, eastward to the Rockies. At my home 
in Montague, P.E.I., Canada, they are quite common.
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Macroglossinae subfamily 
Dilophonotini tribe:
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Hemaris thysbe 
DT, the Hummingbird Clearwing 
It is not difficult to see why many gardeners would mistake an 
Hemaris thysbe moth for a small hummingbird as it hovers, 
sipping nectar from flowers through a long feeding tube.
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 Macroglossini tribe:
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Hyles gallii 
DT, the Bedstraw Hawk Moth 
or Gallium Sphinx 
This species is reported in Northwest Teritories.
 Some years I see them on P.E.I., some years, I do not.
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This day flier is officially reported from Northwest Territories, but 
it may not be common. Look for them in meadows near coniferous 
forests. 
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