Three Species of Aspidogastrids from Corbicula fluminea (Müller,1774) in Estuary of Jiulong River,South Fujian

2004年1月~2005年1月间,作者调查了闽南九龙江下游河蚬寄生的吸虫种类,在18808只河蚬中发现隶属于盾盘亚纲Subclass Aspidogastrea、腹盾科Aspidogastridae Poche,1907的3种吸虫:饭岛腹盾吸虫As-pidogaster ijimaiKawamura,1915,中华杯盾吸虫Cotylaspis sinensisFaustetTang,1936,东方簇盾吸虫Lopho-taspis orientalisFaustetTang,1936。其中饭岛腹盾吸虫和中华杯盾吸虫处于生殖器官尚未成熟的幼虫阶段。This paper reports the result of the survey on the species of subclass Aspidogastrea in the Corbicula fluminea(Müller,1774) from the estuary of Jiulong River,South Fujian from Jan.2004 to Jan.2005.Three species of Aspidogastridae were collected and described from 18808 C.fluminea.They were Aspidogaster ijimai Kawamura,1915,Cotylaspis sinensis Faust et Tang,1936 and Lophotaspis orientalis Faust et Tang,1936.Among them, A.ijimai and C.sinensis developed in the stage of juvenile or pre-adult(without egg but with full number of alveoli)