Cheirotonus Jansoni Vietnam (VN) - Wild Caught - Long-armed Scarab。A rare Cheirotonus Jansoni, China's largest beetle, has been。Cheirotonus jansoni CHINA - World of Butterflies and Moths。Larva of the Cheirotonus jansoni, the biggest long-armed beetle。All are dried specimens collected in the field for academic research.Data is included with each specimen.A1