Another county, another first
On July 2, 2009, I decided to search Onsted State Game Area in Lenawee County, Michigan. Another cool and cloudy day didn't bode well for ode hunting.
Initially I checked the boat launch on Grassy Lake and found several Swamp Spreadwings (Lestes vigilax). The only vouchers are from 1933. Here are pictures of a male and its terminal appendages.

Next I checked the upland area above the lake and immediately a couple of Banded Pennants (Celithemis fasciata) which is a new species for the county.
Here is a male Banded Pennant:
Here is a female Banded Pennant:
Also, found in an upland area, not too distant from the lake, were a couple of skimmer species.
- Slaty Skimmer (Libellula incesta), here is a female:
- Spangled Skimmer (Libellula cyanea), here is a male:
Another nice find for the day was a male Vesper Bluet (Enallagma versperum) which was found between Grassy Lake and Deep Lake.
Of course, the biggest surprise were the Banded Pennants (C. fasciata). Almost every time I visit Lenawee County, a new or updated record is found. This under-surveyed county will have more new species to be discovered in the future.
Initially I checked the boat launch on Grassy Lake and found several Swamp Spreadwings (Lestes vigilax). The only vouchers are from 1933. Here are pictures of a male and its terminal appendages.

Next I checked the upland area above the lake and immediately a couple of Banded Pennants (Celithemis fasciata) which is a new species for the county.Here is a male Banded Pennant:
Here is a female Banded Pennant:
Also, found in an upland area, not too distant from the lake, were a couple of skimmer species.- Slaty Skimmer (Libellula incesta), here is a female:
- Spangled Skimmer (Libellula cyanea), here is a male:
Another nice find for the day was a male Vesper Bluet (Enallagma versperum) which was found between Grassy Lake and Deep Lake.
Of course, the biggest surprise were the Banded Pennants (C. fasciata). Almost every time I visit Lenawee County, a new or updated record is found. This under-surveyed county will have more new species to be discovered in the future.
Nannothemis is an ecologist, whose research focus is on the importance and function of urban ecosystems.
Stylurus is the husband of Nannothemis. He is an engineer, talented birder, keen naturalist, and pretty good with an insect net when his "old soccer injuries" aren't bothering him.




2 Comments:
Hi guys,
I have just found your fabulous blog. Congratulations on a great job.
I am searching for a guide to dragonflies of Brazil at the moment. Any ideas?
www.redgannet@gmail.com
www.redgannet.blogspot.com
Red, if I may call you that. ;^)
I know of one...we have Damselflies of Brazil - 1 (Non-Coenagrionidae families) by F.A.A. Lencioni.
Others that are close, but no cigar include:
Dragonflies of Central America by Steffen Foerster
and
Dragonflies and damselflies of Middle America and the Caribbean by Carlos Esquivel
None of these are complete for your needs, unfortunately.
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