A Taxonomic Study of Bryodrilus (Enchytraeidae, Oligochaeta) from Changbaishan Mountain, China

抄録

Three terrestrial species of Bryodrilus, a genus never recorded before in China, are described from Mt. Changbaishan, Jilin Province, north-eastern region of China. Bryodrilus longifistulatus sp. nov. is diagnosed by having 3-5 chaetae per bundle, an anterior convexity of the brain, a long sperm funnel, and numerous large spermathecal ectal glands ; B. macrotheca sp. nov. is characterized by the presence of 6-8 spermathecal diverticula, bilobed penial bulbs, and an unpaired seminal vesicle. Bryodrilus parvus Nurminen, 1970 is recorded from the country for the first time.