Dorcadion semiargentatum is a species of beetle in the family Cerambycidae. It was described by Maurice Pic in 1905. It is known from Iran.
Subspecies
- Dorcadion semiargentatum burdzushense <small>Danilevsky & Murzin, 2009</small>
- Dorcadion semiargentatum ortrudheinzae <small>Danilevsky, 1998</small>
- Dorcadion semiargentatum sarabense <small>Holzschuh, 1993</small>
- Dorcadion semiargentatum sementivum <small>Danilevsky & Murzin, 2009</small>
- Dorcadion semiargentatum semiargentatum <small>Pic, 1905</small>
References