Classification
Tree [regio]Heteroptera [subordo]
Lygaeidae [familia]
Rhyparochrominae [subfamilia]
Drymus [genus]
Sylvadrymus [subgenus]
Drymus (Sylvadrymus) brunneus [species]
Drymus (Sylvadrymus) brunneus (R.F. Sahlberg, 1848) contains the following taxa:
Drymus (Sylvadrymus) brunneus brunneus (R.F. Sahlberg, 1848) [subspecies]
Drymus (Sylvadrymus) brunneus confinis Reuter, 1893 [subspecies]