Dorcadion bistriatum, a Transcaucasian species occuring in Armenia and Azerbaijan, has been described from "Caucase" by Maurice Pic in 1898 [▽].

Body length:	10 - 13 mm
Life cycle:	1 year
Adults in:	May - June
Host plant:	roots of grasses (Poaceae)
Distribution:	Armenia, Azerbaijan [❖]

The depicted beetle was collected on the ground in low vegetation in Vorotan Pass environs (2300-2700 m a.s.l., Vayots Dzor Province, Armenia) on June 10, 2012.

Collected by Petr Jelínek

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[▽]
Pic M.:
Supplément.
Matériaux pour servir à l'étude des Longicornes 2: 54-58, 1898. [download ]

[❖]
Breuning S.:
Revision der Dorcadionini (Col. Ceramb.).
Abhandlungen und Berichte aus dem staatlichen Museum für Tierkunde in Dresden 27: 666pp [page 489], 1962. [download ]