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Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Beetles (Coleoptera) » Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles (Polyphaga) » Snout and Bark Beetles (Curculionoidea) » Snout and Bark Beetles (Curculionidae) » Dryophthorinae » Rhynchophorini » Billbugs (Sphenophorus) » Sphenophorus cicatristriatus
Photo#241109
Sphenophorus? - Sphenophorus cicatristriatus
Copyright © 1999 Guy A. Hanley

Sphenophorus? - Sphenophorus cicatristriatus
Minot, Ward County, North Dakota, USA
July 14, 1999
Size: 9 mm
thought I would get some of my larger specimens imaged.. am I correct with genus?
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Contributed by Guy A. Hanley on 21 November, 2008 - 12:07pm
Last updated 24 April, 2009 - 4:42pm

Moved
Moved from Billbugs.
… Guy A. Hanley, 24 April, 2009 - 4:42pm login or register to post comments

Sphenophorus cicatristriatus
This is Sphenophorus cicatristriatus (Common name: Rocky Mountain billbug).

Characters:
-Horseshoe-shaped foveae on elytra
-Sides of prosternum lacking punctures (compared with pronotum)
-Range includes only Rocky Mountain states and Northern Plains states (including North Dakota)

Source for information:
"Vaurie, P. (1951) Revision of the genus Calendra (formerly Sphenophorus) in the United States and Mexico (Coleoptera, Curculionidae). Bulletin of the American Museum of Natural History, 98(2), 33-186."
… Nathan Cottrell, 24 April, 2009 - 1:17pm login or register to post comments

 
ID confirmed by Charles O'Brien
*
… v belov, 23 May, 2009 - 8:51am login or register to post comments

Moving -
to genus page. Gorgeous photos as usual.
… Ken Schneider, 11 December, 2008 - 2:19pm login or register to post comments

1/27/09 prelim Dx: Sph. cicatristriatus Fahraeus, 1838
*
… v belov, 21 November, 2008 - 2:19pm login or register to post comments

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