The genus Bolbelasmus Boucomont in Asia, with notes on species occurring in other regions (Coleoptera: Geotrupidae)

The genus Bolbelasmus Boucomont is diagnosed. The Oriental and Palaearctic species are keyed. A checklist of the world species and subspecies is given. Two new species are described : Bolbelasmus meridionalis (Indonesia, China, Thailand, Vietnam) and B. nativus (Taiwan). The other Asian species are discussed and their distribution is recorded. A subspecific differentiation is suggested for the North African B. bocchus (Erichson)