[NatureNS] RE: Fly Photos

From: Angus MacLean <cold_mac@hotmail.com>
To: naturens <naturens@chebucto.ns.ca>
Date: Mon, 27 May 2013 16:43:51 -0200
Importance: Normal
References: <20130526152002.84927i0cu8eskmck@wm1.dal.ca>,<BAY167-W1109427226484A60CF709CAFB960@phx.gbl>,<20130527114804.14146s8zr3ipm4kk@wm2.dal.ca>
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Original-Recipient: rfc822;"| (cd /csuite/info/Environment/FNSN/MList; /csuite/lib/arch2html)"

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Again=2C thanks Steve. Your id is correct. It is a Flatheaded Mayfly=2C Art=
hroplea bipunctata. I was befuddled=2C I guess=2C after having Dave McCorq.=
 identifing some of my strange creatures as "Ichs" so I ided this one as an=
other Ich.

Angus

=20
=20

> Date: Mon=2C 27 May 2013 11:48:04 -0300
> From: srshaw@Dal.Ca
> To: naturens@chebucto.ns.ca
> Subject: Re: [NatureNS] RE: Fly Photos
>=20
> Quoting Angus MacLean <cold_mac@hotmail.com>:
> > Hi Stephen & thanks for the ids & corrections.
> >
> > When I checked out what the viewer is able to see on my wife's=20
> > computer=2C I was surprised. So limited!
> >
> > Thumbnail views are not easy to find but I can send a second link to=20
> > everyone that shows something similar:
> >
> > http://www.flickr.com/photos/58321572@N00/
> >
> > If you have a normal size screen you should see three photos across=20
> > (with my 22" screen I can see four). Then you can continue to scroll=20
> > down to see the rest of the pics from the most recent to the=20
> > earliest. You can also do a single click on a pic to see it in=20
> > larger size & also see my comments & the comments of others.
> >
> > Then click the back arrow to return.
> >
> > Is this the photo you thought was a mayfly?
> >
> > http://www.flickr.com/photos/58321572@N00/8707923635/
> > Angus
>=20
> Yes=2C but really just guessing. The abdomen looks twisted but it is=20
> still colored=2C so presumably recently deceased. There appear to be=20
> only 2 'tails' (caudal filaments=2C sort of rear-facing antennae)=2C when=
=20
> I think mayflies usually (always?) have 3=2C so that might say stonefly=
=2C=20
> which do have 2 (Plecoptera). On the other hand the caudal filaments=20
> are fragile and often break off=2C and there looks like a break in one=20
> in the picture=2C so maybe there once were 3? You'd expect a single=20
> ovipositor in an ichneumon and more of a 'waist'=2C but I suppose if it=20
> was dead the sheath on the ovipositor might have become displaced=2C so=20
> you could be right on the ID. Exotic wing venation looks more typical=20
> of a 'lower' insect group than a hymenopteran=2C though=2C and mayflies=20
> are next but one to the bottom of the winged insect tree.
> You need someone authoritative on this one (=3D not me) -- perhaps Dave=20
> McC in Cape Breton U could offer a better judgment if he's reading this.
> Steve
> >
> >
> >> From: srshaw@DAL.CA
> >> To: naturens@chebucto.ns.ca
> >> Subject: Re: [NatureNS] RE: Fly Photos
> >>
> >> Hi Angus=2C
> >> Very nice photos=2C as usual. I'm not good at general fly IDs and rely
> >> on BugGuide.net=2C but can recognize a few=2C and agree with some of y=
our
> >> IDs -- you are good at syrphids. Some suggested revisions:
> >>
> >> --#3 is definitely not a wood gnat (Anisopodidae)=2C it's a rhagionid=
=2C
> >> Rhagio mystaceus=2C like #9 (this one is a certainly a male -- eyes me=
et
> >> at the top of the head -- not in females).
> >> --#11=2C 'Machimus'=2C agreed=2C it is a small robber fly=2C but is th=
e common
> >> Dioctria hyalopennis=2C a female by the shape of the abdomen=2C though
> >> that's out of the plane of focus. Bev Wigney had a great pic of one on
> >> her site=2C Magiccanoe or some similar name.
> >> --'Lucilia a blowfly'=2C appears to be a blowfly=2C but more likely is=
 a
> >> Calliphora species=2C male. It appears in your series twice=2C at
> >> 8789077462 & 8617225129.
> >> --Fruit fly unknown (small pic=2C 8785130892) looks like another=2C
> >> smaller common rhagionid=2C Rhagio gracilis=3B the abdominal shape say=
s
> >> this is a male. Seems too orange-tinted though in this pic=2C always
> >> pale pale yellow in my experience.
> >> --Lucilia halteres (white bits) are not the halteres (all flies have
> >> those but not visible here)=2C but are a small accessory wing lobe or
> >> calypter=2C present in 'calyptrate' flies.
> >> -- I stopped looking soon after this=2C but a rather dishevelled looki=
ng
> >> ichneumon further on looks more like a mayfly.
> >>
> >> The right arrow does show up on Firefox/Mac in my case=2C but I wish
> >> Flickr had an accessible thumbnail page view so that you could skip
> >> around easily. I think maybe it still does have but I didn't sign in
> >> to check this.
> >> Steve=2C Halifax
> >>
> >> Quoting Angus MacLean <cold_mac@hotmail.com>:
> >> I've just noted that the right hand arrow does not show up for those
> >> wishing to view the next image. Just use the right arrow on the
> >> keyboard. (there are lots of complaints about the changes in Flickr
> >> but no one mentioned this one?).
> >> >
> >> > There are a number of fly experts on this listserver so I would
> >> > appreciate your input. (It's awkward to have incorrectly identified
> >> > creatures on one's site).
> >> >
> >> > Thanks=2C Angus
> >> >
> >> > - - -- -- - - - - -- - - -- -- - - - - - - - -- - - - - - - - - - - =
- - -
> >> > I have posted about 35 photos of flies to my Flickr site. They
> >> > include many types of flies. (For those that expressed concern there
> >> > are no photos of spiders!!). They can be viewed at:
> >> >
> >> > http://www.flickr.com/photos/58321572@N00/8828901560/
> >> >
> >> > As a whole=2C Flickr sites have been extensively revised. The means =
of
> >> > moving to the next image is now similar to other photo sites.
> >>
>=20
 		 	   		  =

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<body class=3D'hmmessage'><div dir=3D'ltr'>Again=2C thanks Steve. Your id i=
s correct. It is a Flatheaded Mayfly=2C Arthroplea bipunctata.&nbsp=3BI was=
 befuddled=2C I guess=2C after having Dave McCorq. identifing some of my st=
range creatures as "Ichs" so I ided&nbsp=3Bthis one as another Ich.<BR>
Angus<BR>
&nbsp=3B<BR>&nbsp=3B<BR>
<DIV>&gt=3B Date: Mon=2C 27 May 2013 11:48:04 -0300<BR>&gt=3B From: srshaw@=
Dal.Ca<BR>&gt=3B To: naturens@chebucto.ns.ca<BR>&gt=3B Subject: Re: [Nature=
NS] RE: Fly Photos<BR>&gt=3B <BR>&gt=3B Quoting Angus MacLean &lt=3Bcold_ma=
c@hotmail.com&gt=3B:<BR>&gt=3B &gt=3B Hi Stephen &amp=3B thanks for the ids=
 &amp=3B corrections.<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B When I checked out =
what the viewer is able to see on my wife's <BR>&gt=3B &gt=3B computer=2C I=
 was surprised. So limited!<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B Thumbnail vie=
ws are not easy to find but I can send a second link to <BR>&gt=3B &gt=3B e=
veryone that shows something similar:<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B htt=
p://www.flickr.com/photos/58321572@N00/<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B I=
f you have a normal size screen you should see three photos across <BR>&gt=
=3B &gt=3B (with my 22" screen I can see four). Then you can continue to sc=
roll <BR>&gt=3B &gt=3B down to see the rest of the pics from the most recen=
t to the <BR>&gt=3B &gt=3B earliest. You can also do a single click on a pi=
c to see it in <BR>&gt=3B &gt=3B larger size &amp=3B also see my comments &=
amp=3B the comments of others.<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B Then click=
 the back arrow to return.<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B Is this the ph=
oto you thought was a mayfly?<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B http://www.=
flickr.com/photos/58321572@N00/8707923635/<BR>&gt=3B &gt=3B Angus<BR>&gt=3B=
 <BR>&gt=3B Yes=2C but really just guessing. The abdomen looks twisted but =
it is <BR>&gt=3B still colored=2C so presumably recently deceased. There ap=
pear to be <BR>&gt=3B only 2 'tails' (caudal filaments=2C sort of rear-faci=
ng antennae)=2C when <BR>&gt=3B I think mayflies usually (always?) have 3=
=2C so that might say stonefly=2C <BR>&gt=3B which do have 2 (Plecoptera). =
On the other hand the caudal filaments <BR>&gt=3B are fragile and often bre=
ak off=2C and there looks like a break in one <BR>&gt=3B in the picture=2C =
so maybe there once were 3? You'd expect a single <BR>&gt=3B ovipositor in =
an ichneumon and more of a 'waist'=2C but I suppose if it <BR>&gt=3B was de=
ad the sheath on the ovipositor might have become displaced=2C so <BR>&gt=
=3B you could be right on the ID. Exotic wing venation looks more typical <=
BR>&gt=3B of a 'lower' insect group than a hymenopteran=2C though=2C and ma=
yflies <BR>&gt=3B are next but one to the bottom of the winged insect tree.=
<BR>&gt=3B You need someone authoritative on this one (=3D not me) -- perha=
ps Dave <BR>&gt=3B McC in Cape Breton U could offer a better judgment if he=
's reading this.<BR>&gt=3B Steve<BR>&gt=3B &gt=3B<BR>&gt=3B &gt=3B<BR>&gt=
=3B &gt=3B&gt=3B From: srshaw@DAL.CA<BR>&gt=3B &gt=3B&gt=3B To: naturens@ch=
ebucto.ns.ca<BR>&gt=3B &gt=3B&gt=3B Subject: Re: [NatureNS] RE: Fly Photos<=
BR>&gt=3B &gt=3B&gt=3B<BR>&gt=3B &gt=3B&gt=3B Hi Angus=2C<BR>&gt=3B &gt=3B&=
gt=3B Very nice photos=2C as usual. I'm not good at general fly IDs and rel=
y<BR>&gt=3B &gt=3B&gt=3B on BugGuide.net=2C but can recognize a few=2C and =
agree with some of your<BR>&gt=3B &gt=3B&gt=3B IDs -- you are good at syrph=
ids. Some suggested revisions:<BR>&gt=3B &gt=3B&gt=3B<BR>&gt=3B &gt=3B&gt=
=3B --#3 is definitely not a wood gnat (Anisopodidae)=2C it's a rhagionid=
=2C<BR>&gt=3B &gt=3B&gt=3B Rhagio mystaceus=2C like #9 (this one is a certa=
inly a male -- eyes meet<BR>&gt=3B &gt=3B&gt=3B at the top of the head -- n=
ot in females).<BR>&gt=3B &gt=3B&gt=3B --#11=2C 'Machimus'=2C agreed=2C it =
is a small robber fly=2C but is the common<BR>&gt=3B &gt=3B&gt=3B Dioctria =
hyalopennis=2C a female by the shape of the abdomen=2C though<BR>&gt=3B &gt=
=3B&gt=3B that's out of the plane of focus. Bev Wigney had a great pic of o=
ne on<BR>&gt=3B &gt=3B&gt=3B her site=2C Magiccanoe or some similar name.<B=
R>&gt=3B &gt=3B&gt=3B --'Lucilia a blowfly'=2C appears to be a blowfly=2C b=
ut more likely is a<BR>&gt=3B &gt=3B&gt=3B Calliphora species=2C male. It a=
ppears in your series twice=2C at<BR>&gt=3B &gt=3B&gt=3B 8789077462 &amp=3B=
 8617225129.<BR>&gt=3B &gt=3B&gt=3B --Fruit fly unknown (small pic=2C 87851=
30892) looks like another=2C<BR>&gt=3B &gt=3B&gt=3B smaller common rhagioni=
d=2C Rhagio gracilis=3B the abdominal shape says<BR>&gt=3B &gt=3B&gt=3B thi=
s is a male. Seems too orange-tinted though in this pic=2C always<BR>&gt=3B=
 &gt=3B&gt=3B pale pale yellow in my experience.<BR>&gt=3B &gt=3B&gt=3B --L=
ucilia halteres (white bits) are not the halteres (all flies have<BR>&gt=3B=
 &gt=3B&gt=3B those but not visible here)=2C but are a small accessory wing=
 lobe or<BR>&gt=3B &gt=3B&gt=3B calypter=2C present in 'calyptrate' flies.<=
BR>&gt=3B &gt=3B&gt=3B -- I stopped looking soon after this=2C but a rather=
 dishevelled looking<BR>&gt=3B &gt=3B&gt=3B ichneumon further on looks more=
 like a mayfly.<BR>&gt=3B &gt=3B&gt=3B<BR>&gt=3B &gt=3B&gt=3B The right arr=
ow does show up on Firefox/Mac in my case=2C but I wish<BR>&gt=3B &gt=3B&gt=
=3B Flickr had an accessible thumbnail page view so that you could skip<BR>=
&gt=3B &gt=3B&gt=3B around easily. I think maybe it still does have but I d=
idn't sign in<BR>&gt=3B &gt=3B&gt=3B to check this.<BR>&gt=3B &gt=3B&gt=3B =
Steve=2C Halifax<BR>&gt=3B &gt=3B&gt=3B<BR>&gt=3B &gt=3B&gt=3B Quoting Angu=
s MacLean &lt=3Bcold_mac@hotmail.com&gt=3B:<BR>&gt=3B &gt=3B&gt=3B I've jus=
t noted that the right hand arrow does not show up for those<BR>&gt=3B &gt=
=3B&gt=3B wishing to view the next image. Just use the right arrow on the<B=
R>&gt=3B &gt=3B&gt=3B keyboard. (there are lots of complaints about the cha=
nges in Flickr<BR>&gt=3B &gt=3B&gt=3B but no one mentioned this one?).<BR>&=
gt=3B &gt=3B&gt=3B &gt=3B<BR>&gt=3B &gt=3B&gt=3B &gt=3B There are a number =
of fly experts on this listserver so I would<BR>&gt=3B &gt=3B&gt=3B &gt=3B =
appreciate your input. (It's awkward to have incorrectly identified<BR>&gt=
=3B &gt=3B&gt=3B &gt=3B creatures on one's site).<BR>&gt=3B &gt=3B&gt=3B &g=
t=3B<BR>&gt=3B &gt=3B&gt=3B &gt=3B Thanks=2C Angus<BR>&gt=3B &gt=3B&gt=3B &=
gt=3B<BR>&gt=3B &gt=3B&gt=3B &gt=3B - - -- -- - - - - -- - - -- -- - - - - =
- - - -- - - - - - - - - - - - - -<BR>&gt=3B &gt=3B&gt=3B &gt=3B I have pos=
ted about 35 photos of flies to my Flickr site. They<BR>&gt=3B &gt=3B&gt=3B=
 &gt=3B include many types of flies. (For those that expressed concern ther=
e<BR>&gt=3B &gt=3B&gt=3B &gt=3B are no photos of spiders!!). They can be vi=
ewed at:<BR>&gt=3B &gt=3B&gt=3B &gt=3B<BR>&gt=3B &gt=3B&gt=3B &gt=3B http:/=
/www.flickr.com/photos/58321572@N00/8828901560/<BR>&gt=3B &gt=3B&gt=3B &gt=
=3B<BR>&gt=3B &gt=3B&gt=3B &gt=3B As a whole=2C Flickr sites have been exte=
nsively revised. The means of<BR>&gt=3B &gt=3B&gt=3B &gt=3B moving to the n=
ext image is now similar to other photo sites.<BR>&gt=3B &gt=3B&gt=3B<BR>&g=
t=3B <BR></DIV> 		 	   		  </div></body>
</html>=

--_6be11d09-c8d2-4e42-a92a-36f6ab6db5df_--

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