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Ash/Lilac Borers (Podosesia)
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Lilac Borer - Hodges#2589 (Podosesia syringae)
Photo#1361664
Copyright © 2017
Arlo Pelegrin
Aurora Sesiid -
Podosesia syringae
Aurora, Arapahoe County, Colorado, USA
April 21, 2017
Size: 20mm
Only just emerged
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Contributed by
Arlo Pelegrin
on 27 April, 2017 - 10:51am
Last updated 28 April, 2017 - 12:12am
Moved
Moved from
Clearwing Moths
.
…
john and jane balaban
, 27 April, 2017 - 4:58pm
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Moth ID
The western form of Podosesia syringae (lilac borer).
…
William H. Taft
, 27 April, 2017 - 4:46pm
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The stripe pattern
is not the same as any of the others pictured on bugguide, even Western specimens. Which characters are you using for your conclusion?
…
Arlo Pelegrin
, 28 April, 2017 - 12:10am
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Moth ID
This is the western form called "fraxini". The abdomen is edged on most segments in yellow scales with more red and orange on the wings. However, this species is quite variable even in the west. You can read more about it in "The Moths of America-North of Mexico. Fascicle 5.1 Sesioidea, Sesiidae- 1988" I have studied this family of moths since 1969-Bill
…
William H. Taft
, 29 April, 2017 - 10:50am
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Not calling your expertise into question!
I certainly know your credentials. I just didn't know what to look for.
…
Arlo Pelegrin
, 29 April, 2017 - 3:42pm
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note
Not a problem. This is one of the most difficult groups of moths due to regional variability and lack of good specimens for many species.
…
William H. Taft
, 29 April, 2017 - 5:40pm
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