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Published online by Cambridge University Press: 31 May 2012
Resembles the preceding genus in form, but the angulation or tuberculation of the prothoracic flanks is better marked. The Canadian species are few. Mr. Leng has thus defined them, following, in the main, a previous arrangement of Dr. Horn:
A. Front flat, mouth in same plane. Elytra without angular mark posteriorly, sides of thorax arcutate, the spine small and acute. Elytra without erect scales. .24–.48 in……… variegatus, Hald.
* In the table of genera the genus Leptostylus is said to have the prothorax “fully tuberculate.” It should read “feebly tuberculate.”