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subgenus Schadonophasma (Chaoborus subgenus Schadonophasma)
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Chaoborus trivittatus
Photo#266379
Copyright © 2009
tom murray
Phantom Midge -
Chaoborus trivittatus
-
Groton, Middlesex County, Massachusetts, USA
April 15, 2009
Size: 8mm
Images of this individual:
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Contributed by
tom murray
on 15 April, 2009 - 10:44pm
Last updated 28 May, 2018 - 9:56pm
Moved
Moved from
Chaoborus cooki
.
…
tom murray
, 10 May, 2011 - 9:12pm
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Moved
Moved from
Chaoborus
.
…
John F. Carr
, 28 May, 2010 - 5:13pm
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Moved
Moved from
Phantom Midges
.
…
tom murray
, 5 May, 2010 - 4:07pm
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Chaoborus
This must be
Chaoborus
. In colloquial terms, the hairy nose in combination with the generally pale color and normal proportion legs put it there. (One genus has a short, bare nose. Another is darker. Another has a very short basitarsus.)
Possibilities include
C. trivittatus
and
C. americanus
.
…
John F. Carr
, 4 May, 2010 - 5:16pm
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Moved
Moved from
Midges
.
…
tom murray
, 16 April, 2009 - 7:26pm
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Closer?
Can you post a closer shot of the wing veins, showing the R-M and M-Cu crossveins, forking of M (if any), and any branches of R near the top?
…
John F. Carr
, 16 April, 2009 - 8:13am
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Wing shot added
Let me know if the wing shot shows what you need to see, when you view the larger image.
…
tom murray
, 16 April, 2009 - 8:52am
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Chaoboridae
The adult wing keys to Chaoboridae. It has too many veins for Chironomidae. I do not have a key to the pupa or adult of the family, only larva.
…
John F. Carr
, 16 April, 2009 - 7:24pm
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Pupa does look chaoborid
There is a key to aquatic fly pupae in Merritt and Cummins. The spindle-shaped respiratory horns (the antenna-like structures) with nearly closed apical openings are diagnostic for the family.
…
Tim Loh
, 17 April, 2009 - 2:22pm
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Not a chironomid
The wing closeup is helpful. This is not a chironomid. I think it is Chaoboridae. I'll look it up later.
…
John F. Carr
, 16 April, 2009 - 9:04am
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