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Grasshoppers, Crickets, Katydids (Orthoptera)
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Tree Crickets (Oecanthinae)
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Common Tree Crickets (Oecanthus)
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Nigricornis Group (Oecanthus Nigricornis Group)
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forbesi vs nigricornis (Oecanthus forbesi vs nigricornis)
Photo#471798
Copyright © 2010
Stephen_WV
Tree Cricket on Composite -
Oecanthus
-
Ohio River Islands NWR, Pleasants County, West Virginia, USA
August 27, 2004
Late summer and early fall always seem like prime Orthoptera hunting time.
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Contributed by
Stephen_WV
on 12 November, 2010 - 4:42am
Last updated 22 November, 2018 - 6:02pm
For accuracy in the mapping of species....
...this is being moved to the forbes vs nigricornis page. These two species cannot be determined from one another on photos. Both Forbes' and Black-horned can have a great deal of black on the antennae, head, pronotum and limbs.
From previous work by a researcher who collected and recorded the song of many individuals throughout many states, it is generally accepted that Forbes' occurs west of Ohio and Black-horned occurs east of Ohio. Both species occur in Ohio.
States close to Ohio are difficult for identification to species.
…
Wisconsin Oecanthinancy
, 22 November, 2018 - 6:02pm
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Moved
Moved from
Tree Crickets
. Sure looks like a Black-horned tree cricket to me. The Forbes' tree cricket looks very similar, and can generally only be ID'd by pulses per second in their song at a known temperature. Until another method of distinguishing these two species is found -- I vote for keeping here in O. nigricornis.
…
Wisconsin Oecanthinancy
, 12 November, 2010 - 6:17pm
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Thanks
Thank-you, Nancy!
…
Stephen_WV
, 13 November, 2010 - 2:58am
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BTW, very nice photo
.
…
Wisconsin Oecanthinancy
, 13 November, 2010 - 3:13am
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It's early
It's awfully early in the morning to be working on insects, said the pot, calling the kettle black!
…
Stephen_WV
, 13 November, 2010 - 3:42am
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:D
I was just thinking the same thing when I saw you replied! This is a great site to browse when one wakes up unexpectedly and can't quite get back to sleep :)
…
Wisconsin Oecanthinancy
, 13 November, 2010 - 3:45am
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