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Photo#48895
Appalachian tiger beetle - Cicindela ancocisconensis - male

Appalachian tiger beetle - Cicindela ancocisconensis - Male
Lake County, Ohio, USA
April 21, 2006
Found on a small sand bar in a rocky stream.

Appalachian Tiger Beetle ID
Great shot!

FYI, I have just posted a new shot of what I believe to be C ancocisconensis in New Brunswick, Canada as well, from last week (June 6th, 2008). Please compare to yours and Stephen Cresswell's shots. We did collect 3 specimens at another site in New Brunswick Canada last summer at the same time, which were then from only the 2nd known site in the Canadian Maritimes, but try as I may, I was not able to photograph it then (until now?)

Denis Doucet

Great image
Yes, beautiful image of Cicindela ancocisconensis. I think of it as a montane species, and am always a little surprised to see it reported from Ohio and Indiana, but yes, it does seem to tolerate the midwest!

--Stephen

Stephen Cresswell
Buckhannon, WV
www.stephencresswell.com

 
Not sure about ID
The new Field Guide to the Tiger Beetles says this species is rare or has disappeared from Ohio, though once reported as far west as Indiana. They don't include Ohio on the range map.

So if this is C. ancocisconensis it is a very nice find.

But I also find that this one doesn't match my own C. ancocisconensis photos. For one thing, the mandibles of yours have much more white. Also, the configuration of large teeth on the mandibles seems different. The teeth on the edge of the labrum also seem different. Anyhow for comparison purposes here is my photo of a West Virginia individual:



Unfortunately a quick solution to this ID dilemma is unlikely. Using Google image search I tried to find other images of the "face" of C. ancocisconensis and came up empty handed.

My ID of my West Virginia photo was confirmed by an entomologist, the co-author of Tiger Beetles of West Virginia but of course that doesn't mean that yours isn't C. ancocisconensis. I do see some differences, though, between the beetles in our two photos.

 
variation
I really don't see a problem with both beetles being C. ancocisconensis. The Ohio population from that site has been known since the late 1980s, and was also confirmed by entomologists.

The West Virginian beetle is very worn, with hardly any setae on the head. I noticed the Ohio beetle is a male, while the West Virginian appears to possibly be female. I'm not sure if this has anything to do with the amount of white on the mandible (rather doubt it). I wonder if the way they're holding the mandibles (yours is more open), plus the fresher visage of the Ohio beetle are contributing factors. Very interesting. Good eye.

Yikes!
Now that's scary -- but absolutely gorgeous!

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