[NatureNS] Another (different) syrphid

References: <20060930030020.37nkje9kr23owcwc@my2.dal.ca> <C5B61743-7CD6-496B-AA33-7D1A466F302F@ns.sympatico.ca> <20061005021146.57kbqujze8xwo8cc@my2.dal.ca>
From: Christopher Majka <c.majka@ns.sympatico.ca>
Date: Thu, 5 Oct 2006 19:27:23 -0300
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Hi Steve,

On 5-Oct-06, at 2:11 AM, Stephen Shaw wrote:

> Syrphidophiles (all 3 of us in NS?):

A small but dedicated group ... ;->

> Re. Chris' comment below about syrphid species other than Sericomyia
> chrysotoxoides being present in the Maritimes, I just caught a new  
> one in my
> trap. It is a slightly larger, blacker female that is obviously a  
> similar but
> different species. See it if interested on the last two flickr  
> images uploaded,
> one of which is
> www.flickr.com/photos/steve_1968/261200630/
> Following a hunch that it might be another in the same genus, as  
> itemized by
> Chris, I checked on bugguide.net again.  The new one closely  
> resembles images
> of Sericomyia militaris in
> www.bugguide.net/node/view/31637
> see also /31636, also a female, so that's what I think it is.

Spot on: that's exactly what it is: Sericomyia militaris Walker.

> Of the other two
> species known here from the MNH collection, S. lata is not listed  
> on Bugguide,
> but appears to be a synonym for Condidea lata, which is there (see  
> image
> /19352).  Not sure which has precedence, S. lata or C. lata, but  
> mine doesn't
> look like this one at all. I didn't find S. transversa there on  
> Bugguide, so
> can't rule that out.

Sericomyia lata Coquillett is a valid species. See Nomina Nearctica  
at:  http://www.nearctica.com/nomina/diptera/dipsyrph.htm
If in doubt about the validity of a name (of practically anything),  
check Nomina Nearctica, which is about as authoritative an online  
source as there is. There are 11 species of Sericomyia in North America:
Sericomyia arctica Schirmer 1913
Sericomyia bifasciata Williston 1887
Sericomyia carolinensis Metcalf 1917
Sericomyia chalcopyga Loew 1863
Sericomyia chrysotoxoides Macquart 1842
Sericomyia cynocephala Hine 1922
Sericomyia lata Coquillett 1907
Sericomyia militaris Walker 1849
Sericomyia sexfasciata Walker 1849
Sericomyia slossonae Curran 1934
Sericomyia transversa Osburn 1926

I'm not sure why some sources call this Condidea lata. In any event  
S. lata and S. transversa are rather similiar except that in the  
latter the yellow spots on the third abdominal segment are united on  
each side (i.e. a total of two spots) whereas in the former they are  
divided (i.e. a total of four spots).

Cheers!

Chris

> Steve
> *************************
> Quoting Christopher Majka <c.majka@ns.sympatico.ca>:
> 30-Sep-06 ...re: Sericomyia chrysotoxoides...
>> That's it: no doubt about it. We have specimens of Sericomyia   
>> chrysotoxoides Macquart from Chignecto, Baleine, Prospect,  
>> Chester,  East Chester, Bridgewater, Spondu Lake, and East River.  
>> Dates range  from May 30, June 20, July 3, 5, August 10, 12, 23,  
>> 26, and even one  from Nov 1. A handsome looking fly.
>>
>> FYI: Sericomyia lata (Coquillett), S. transversa (Osburn), & S.   
>> militaris Walker are also found in NS.
>> Cheers!
>> Chris
>> _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._ 
>> ._. _.
>> Christopher Majka - Nova Scotia Museum of Natural History
>> 1747 Summer Street, Halifax, Nova Scotia, Canada  B3H 3A6
>> (902) 424-6435   Email <c.majka@ns.sympatico.ca>
>> _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._ 
>> ._. _.
>>

_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. 
_.
Christopher Majka - Nova Scotia Museum of Natural History
1747 Summer Street, Halifax, Nova Scotia, Canada  B3H 3A6
(902) 424-6435   Email <c.majka@ns.sympatico.ca>
_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._. 
_.


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<HTML><BODY style=3D"word-wrap: break-word; -khtml-nbsp-mode: space; =
-khtml-line-break: after-white-space; ">Hi Steve,<DIV><BR><DIV><DIV>On =
5-Oct-06, at 2:11 AM, Stephen Shaw wrote:</DIV><BR =
class=3D"Apple-interchange-newline"><BLOCKQUOTE type=3D"cite"><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">Syrphidophiles (all 3 of us in =
NS?):</DIV></BLOCKQUOTE><DIV><BR =
class=3D"khtml-block-placeholder"></DIV><DIV>A small but dedicated group =
... ;-&gt;</DIV><BR><BLOCKQUOTE type=3D"cite"><DIV style=3D"margin-top: =
0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Re. =
Chris' comment below about syrphid species other than =
Sericomyia</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; ">chrysotoxoides being present in =
the Maritimes, I just caught a new one in my</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">trap. It is a slightly larger, blacker female that =
is obviously a similar but</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">different =
species. See it if interested on the last two flickr images =
uploaded,</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; ">one of which is</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; =
">www.flickr.com/photos/steve_1968/261200630/</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">Following a hunch that it might be another in the =
same genus, as itemized by</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Chris, I =
checked on bugguide.net again.<SPAN class=3D"Apple-converted-space">=A0 =
</SPAN>The new one closely resembles images</DIV><DIV style=3D"margin-top:=
 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">of =
Sericomyia militaris in</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; =
">www.bugguide.net/node/view/31637</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">see also =
/31636, also a female, so that's what I think it is.<SPAN =
class=3D"Apple-converted-space">=A0 </SPAN></DIV></BLOCKQUOTE><DIV><BR =
class=3D"khtml-block-placeholder"></DIV><DIV><SPAN =
class=3D"Apple-style-span">Spot on: that's exactly what it =
is:=A0<I>Sericomyia militaris</I> Walker.</SPAN></DIV><BR><BLOCKQUOTE =
type=3D"cite"><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; ">Of the other two</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">species known here from the MNH collection, S. lata =
is not listed on Bugguide,</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">but appears =
to be a synonym for Condidea lata, which is there (see image</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">/19352).<SPAN class=3D"Apple-converted-space">=A0 =
</SPAN>Not sure which has precedence, S. lata or C. lata, but mine =
doesn't</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; ">look like this one at all. I =
didn't find S. transversa there on Bugguide, so</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">can't rule that out.</DIV></BLOCKQUOTE><DIV><BR =
class=3D"khtml-block-placeholder"></DIV><DIV><SPAN =
class=3D"Apple-style-span"><I>Sericomyia lata</I> Coquillett is a valid =
species. See Nomina Nearctica at:=A0=A0<A =
href=3D"http://www.nearctica.com/nomina/diptera/dipsyrph.htm">http://www.n=
earctica.com/nomina/diptera/dipsyrph.htm</A></SPAN></DIV><DIV><SPAN =
class=3D"Apple-style-span">If in doubt about the validity of a name (of =
practically anything), check Nomina Nearctica, which is about =
as=A0authoritative an online source as there is.=A0There are 11 species =
of <I>Sericomyia</I>=A0in North America:</SPAN></DIV><P><SPAN =
class=3D"Apple-style-span"><I>Sericomyia arctica</I> Schirmer =
1913<BR><I> Sericomyia bifasciata</I> Williston 1887<BR><I> Sericomyia =
carolinensis</I> Metcalf 1917<BR><I> Sericomyia chalcopyga</I> Loew =
1863=A0<BR><I> Sericomyia chrysotoxoides</I> Macquart 1842<BR><I> =
Sericomyia cynocephala </I>Hine 1922<BR><I> Sericomyia lata =
</I>Coquillett 1907<BR><I> Sericomyia militaris </I>Walker 1849<BR><I> =
Sericomyia sexfasciata </I>Walker 1849<BR><I> Sericomyia slossonae</I> =
Curran 1934<BR><I> Sericomyia transversa</I> Osburn =
1926</SPAN></P><DIV><SPAN class=3D"Apple-style-span">I'm not sure why =
some sources call this=A0<I>Condidea lata</I>. In any event <I>S. =
lata</I> and <I>S. transversa</I> are rather similiar except that in the =
latter the yellow spots on the third abdominal segment are united on =
each side (i.e. a total of two spots) whereas in the former they are =
divided (i.e. a total of four spots).</SPAN></DIV><DIV><BR =
class=3D"khtml-block-placeholder"></DIV><DIV>Cheers!</DIV><DIV><BR =
class=3D"khtml-block-placeholder"></DIV><DIV>Chris</DIV><BR><BLOCKQUOTE =
type=3D"cite"><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; ">Steve</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">*************************</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">Quoting Christopher Majka &lt;<A =
href=3D"mailto:c.majka@ns.sympatico.ca">c.majka@ns.sympatico.ca</A>&gt;:</=
DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: =
0px; margin-left: 0px; ">30-Sep-06 ...re: Sericomyia =
chrysotoxoides...</DIV> <BLOCKQUOTE type=3D"cite"><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">That's it: no doubt about it. We have specimens of =
Sericomyia<SPAN class=3D"Apple-converted-space">=A0 =
</SPAN>chrysotoxoides Macquart from Chignecto, Baleine, Prospect, =
Chester,<SPAN class=3D"Apple-converted-space">=A0 </SPAN>East Chester, =
Bridgewater, Spondu Lake, and East River. Dates range<SPAN =
class=3D"Apple-converted-space">=A0 </SPAN>from May 30, June 20, July 3, =
5, August 10, 12, 23, 26, and even one<SPAN =
class=3D"Apple-converted-space">=A0 </SPAN>from Nov 1. A handsome =
looking fly.</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">FYI: Sericomyia lata (Coquillett), S. transversa =
(Osburn), &amp; S.<SPAN class=3D"Apple-converted-space">=A0 =
</SPAN>militaris Walker are also found in NS.</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">Cheers!</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; =
">Chris</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; =
">_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.=
 _.</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; ">Christopher Majka - Nova Scotia =
Museum of Natural History</DIV><DIV style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">1747 Summer =
Street, Halifax, Nova Scotia, Canada<SPAN =
class=3D"Apple-converted-space">=A0 </SPAN>B3H 3A6</DIV><DIV =
style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; ">(902) 424-6435 <SPAN class=3D"Apple-converted-space">=A0=
 </SPAN>Email &lt;<A =
href=3D"mailto:c.majka@ns.sympatico.ca">c.majka@ns.sympatico.ca</A>&gt;</D=
IV><DIV style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; =
margin-left: 0px; =
">_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.=
 _.</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; =
margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV> =
</BLOCKQUOTE></BLOCKQUOTE></DIV><BR><DIV> <P style=3D"margin: 0.0px =
0.0px 0.0px 0.0px"><FONT face=3D"Times" size=3D"3" style=3D"font: 12.0px =
Times">_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._=
._._._.</FONT></P> <P style=3D"margin: 0.0px 0.0px 0.0px 0.0px"><FONT =
face=3D"Times" size=3D"3" style=3D"font: 12.0px Times">Christopher Majka =
- Nova Scotia Museum of Natural History</FONT></P> <P style=3D"margin: =
0.0px 0.0px 0.0px 0.0px"><FONT face=3D"Times" size=3D"3" style=3D"font: =
12.0px Times">1747 Summer Street, Halifax, Nova Scotia, Canada<SPAN =
class=3D"Apple-converted-space">=A0 </SPAN>B3H 3A6</FONT></P> <P =
style=3D"margin: 0.0px 0.0px 0.0px 0.0px"><FONT face=3D"Times" size=3D"3" =
style=3D"font: 12.0px Times">(902) 424-6435 <SPAN =
class=3D"Apple-converted-space">=A0 </SPAN>Email &lt;<A =
href=3D"mailto:c.majka@ns.sympatico.ca">c.majka@ns.sympatico.ca</A>&gt;</F=
ONT></P> <P style=3D"margin: 0.0px 0.0px 0.0px 0.0px"><FONT face=3D"Times"=
 size=3D"3" style=3D"font: 12.0px =
Times">_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._=
._._._.</FONT></P>  </DIV><BR></DIV></BODY></HTML>=

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