Likhitrakarn, N.; Golovatch, S. I.; Panha, S.

The Millipede Genus Orthomorpha Bollman, 1893 in Thailand. 1. Revision of the sericata-Group, With Descriptions of Four New Species (Diplopoda, Polydesmida, Paradoxosomatidae)

. Zootaxa 2010, 2361, 23–45.