Trixoscelis frontalis was created in 1823.
Trixoscelis pedestris was created in 1865.
Trixoscelis obscurella was created in 1823.
Trixoscelis similis was created in 1970.
Trixoscelis mendezabali was created in 1970.
Trixoscelis vikhrevi was created in 2007.
Trixoscelis canescens was created in 1865.
Trixoscelis psammophila was created in 1970.
Trixoscelis marginella was created in 1823.
Trixoscelis lyneborgi was created in 1970.
Trixoscelis approximata was created in 1865.
Dendroctonus frontalis was created in 1868.
Ecsenius frontalis was created in 1836.