PaleoDB taxon number: 226808
Full reference: J. F. Zhang. 1992. Fossil Coleoptera from Laiyang, Shandong Province. Acta Entomologica Sinica 35:331-338
Type specimen: Shandong Mus L85307/8, an exoskeleton. Its type locality is Maershan village, Laiyang, which is in an Aptian lacustrine - large siliciclastic in the Laiyang Formation of China.
Average measurements (in mm): body 7.50 x 3.50