Contributions to the Chinese Clambidae and Eucinetidae (Coleoptera: Clamboidea), with Description of a New Species Acalyptomerus Lawrencei (Clambidae) from Guangdong

The families Clambidae and Eucinetidae of Clamboidea are basal groups of Polyphaga, which are rarely recorded from China. During the investigations of insect diversity at the Haizhu Wetland in Guangdong, specimens of Acalyptomerus (Clambidae) and Eucinetus (Eucinetidae) were collected, and these genera are recorded from China for the first time. Acalyptomerus lawrencei sp. nov. is described as new for science, and Eucinetus tamil Vit, 1977 is redescribed.