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Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


spider
spider
Chatsworth, Los Angeles County, California, USA
March 22, 2017
Size: about 7mm
2 of 3 images of this specimen.

spider
spider
Chatsworth, Los Angeles County, California, USA
March 22, 2017
Size: about 7mm
1 of 3 images of this specimen.

Help
Help
March 21, 2017
Help

Beetle
Beetle
Chiricahua Mountains, Cochise County, Arizona, USA
July 6, 2016
Would this be Apache Click Beetle, Chalcolepidius apacheanus or is it Chalcolepidius webbi?

Seedhead stalk borer, hoary vervain
Seedhead stalk borer, hoary vervain
Beard Century Farm, Winneshiek County, Iowa, USA
March 15, 2017
6 of 6 images of this specimen.
Central stalk of hoary vervain seedhead, cut in half lengthwise to show hollowing. Note exuviae just visible at upper left.

Seedhead stalk borer, hoary vervain
Seedhead stalk borer, hoary vervain
Beard Century Farm, Winneshiek County, Iowa, USA
March 15, 2017
5 of 6 images of this specimen.

Seedhead stalk borer, hoary vervain
Seedhead stalk borer, hoary vervain
Beard Century Farm, Winneshiek County, Iowa, USA
March 15, 2017
4 of 6 images of this specimen.
Central stalk of seedhead, with a few millimeters of its outer layer stripped away just beneath the exit hole, showing exuviae in tunnel

Seedhead stalk borer, hoary vervain
Seedhead stalk borer, hoary vervain
Beard Century Farm, Winneshiek County, Iowa, USA
March 15, 2017
3 of 6 images of this specimen.
Closeup of exit hole in seedhead

Seedhead stalk borer, hoary vervain
Seedhead stalk borer, hoary vervain
Beard Century Farm, Winneshiek County, Iowa, USA
March 15, 2017
2 of 6 images of this specimen.
Another view of affected seedhead, showing exit hole (arrow)

Seedhead stalk borer, hoary vervain
Seedhead stalk borer, hoary vervain
Beard Century Farm, Winneshiek County, Iowa, USA
March 15, 2017
1 of 6 images of this specimen.
In a quick search of some winter stems of hoary vervain (Verbena stricta) in my area, I found this sign on several. Seedhead somewhat thicker than usual, with blackening / shriveling at tip. Inside central stalk of seedhead, a frass-laden tunnel leading from a point close to the middle of the seedhead up to the tip. Fly? exuviae in tunnel with exit hole nearby. No visible fruit or seed herbivory...it would appear this insect's activity is restricted to the central stalk of the seedhead.

I have found similar sign on hoary vervain in northwest Iowa in late September, but even at

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