Venkatanarsaiah J, Kulkarni T
Department of Zoology, Osmania University, Hyderabad, Andhra Pradesh, India.
Folia Parasitol (Praha). 1990;37(3):267-70.
Chauhanellus chauhani sp. n., collected from the gills of a sea cat-fish, Tachysurus dussumieri (Valenciennes) from the Bay of Bengal, off the coast of Kakinada, Andhra Pradesh, India is described and illustrated. It differs from the related species of the genus--C. oculatus, C. flexiosus, C. australis, C. nagibinae, and C. pedunculatus--in the shape and articulation of accessory piece with cirrus and in having a crescentic posteromedian process on its dorsal bar. It has five transverse hard structures on the ventral surface of peduncular region, by which it differs from C. oculatus and C. australis the latter have 10-11 and 3 such hard structures, respectively.
描述并图示了新物种乔氏乔汉吸虫（Chauhanellus chauhani sp. n.），该吸虫采自印度安得拉邦卡基纳达海岸附近孟加拉湾的杜氏海鲶（Tachysurus dussumieri (Valenciennes)）的鳃。它与该属的相关物种——眼形乔汉吸虫（C. oculatus）、弯曲乔汉吸虫（C. flexiosus）、南方乔汉吸虫（C. australis）、纳氏乔汉吸虫（C. nagibinae）和具柄乔汉吸虫（C. pedunculatus）——的区别在于副片与触须的形状和关节，以及在其背杆上有一个新月形的后中突。在柄状区域的腹面有五个横向硬结构，据此它与眼形乔汉吸虫和南方乔汉吸虫相区别，后两者分别有10 - 11个和3个这样的硬结构。
