Johki, Y., and M. Kon. 1987. Morpho-ecological analysis on the relationship between habitat and body shape in adult passalid beetles (Coleoptera: Passalidae. Memoirs of the Faculty of Sciences, Kyoto University (Series of Biology) 12:119-128.
Johki, Y., and M. Kon. 1987. Morpho-ecological analysis on the relationship between habitat and body shape in adult passalid beetles (Coleoptera: Passalidae. Memoirs of the Faculty of Sciences, Kyoto University (Series of Biology) 12:119-128.