Nakano Takafumi
Department of Zoology, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan.
Zookeys. 2011(119):1-10. doi: 10.3897/zookeys.119.1501. Epub 2011 Jul 15.
Mimobdella japonica Blanchard, 1897, the type species of the genus Mimobdella Blanchard, 1897, is redescribed based on the holotype. This species is characterized by the following characteristics: mid-body somites novem-annulate, two post-anal annuli, male gonopore in XI/XII, female gonopore in XII/XIII, 9 annuli (one full somite) between gonopores, strepsilaematous pharynx and three myognaths with stylets, possessing post-crop caeca in pairs, ovisacs reaching to XXI a2. The genus Mimobdella is placed under the family Salifidae, not Gastrostomobdellidae or Erpobdellidae, according to its possessing three myognaths bearing pharyngeal stylets.
日本拟蛭（Mimobdella japonica Blanchard，1897）是拟蛭属（Mimobdella Blanchard，1897）的模式种，基于正模标本进行了重新描述。该物种具有以下特征：身体中部体节具9条环纹，肛门后有两条环纹，雄性生殖孔位于第XI/XII节，雌性生殖孔位于第XII/XIII节，生殖孔之间有9条环纹（一个完整体节），咽为条纹状，有三个带口针的肌咽质，有成对的肠盲囊，卵囊延伸至第XXI节a2。根据拟蛭属具有三个带咽口针的肌咽质，将其置于蛭科（Salifidae），而非胃蛭科（Gastrostomobdellidae）或石蛭科（Erpobdellidae）。
