†Xyphosternum antennatum Ponomarenko 1968

Ponomarenko 1968. [Archostematan beetles of the Jurassic Karatau (Coleoptera, Archostemata).] Rohdendorf, B.B.[Ed]. [Jurassic insects of the Karatau.], Nauka, Moscow, 1968: 1-252. Chapter pagination: 118-138