鲫吸虫 ,新种Carassotremaclupanodonaesp .nov.检获于福建省厦门海域斑Clupanodonpunctatus (TemmincketSchlegel)的消化道。新种同该属已知种中的孟加拉鲫吸虫CarassotremabengalenseRekharani&Madhavi,1 985最为相似 ,但可以与后者相区别的地方在于肠叉位于腹吸盘后部而非腹吸盘前部 ;肠管止于睾丸后缘水平而非止于近体末端 ;睾丸边缘光滑而非不规则The paper deals with a new species of Carassotrema Park, 1938 obtained from the intestine of Clupanodon punctatus (Temminck et Schlegel). Type specimens are deposited in Parasitology Research Laboratory, School of Life Sciences, Xiamen University. Measurements are given in millimeters, as the ranges followed by the mean in parentheses, unless otherwise stated.福建省自然科学基金 (B0 0 10 0 0 2 )资助;; 福建省青年科技人才创新项目资

刘升发

Acta Hydrobiologica Sinica

Xiamen University Institutional Repository

© 1994-2010 China Academic Journal Electronic Publishing House. All rights reserved.    http://www.cnki.net收稿日期 :2002206214 ;修订日期 :2002209208基金项目 :福建省自然科学基金 (B0010002)资助 ;福建省青年科技人才创新项目资助作者简介 :刘升发 (1964 —) ,男 ,福建省云霄县人 ;博士 ,研究员 ;主要从事寄生虫生物学及流行病学研究A NEW SPECIES OF CARASSOTREMA PARK, 1938 ( DIGENEA : WARETREMATIDAE)LIU Sheng2Fa( School of Life Science , Xiamen University , Xiamen 　361005)Abstract :The paper deals with a new species of Carassotrema Park , 1938 obtained from the intestine of Clupanodonpunctatus ( Temminck et Schlegel) . Type specimens are deposited in Parasitology Research Laboratory , School of LifeSciences , Xiamen University. Measurements are given in millimeters , as the ranges followed by the mean in parentheses ,unless otherwise stated.Key words : Digenea ; Waretrematidae ; Carassotrema ; Carassotrema clupanodonae ; New specises ; Clupanodon puncta2tus中图分类号 :Q9591152 　　文献标识码 :A 　　文章编号 :100023207 (2003) 0320283203Carassotrema clupanodonae sp. nov. (Figs. 1 —3)Type host : Mugil engeli (Bleeker) .Site of infection : Intestine.Type 　locality : Xiamen (118°03′58″～11′48″E , 　24°25′24″～ 33′14″N) , FujianProvince , China.Date : May , 31 ,2000.Prevalence : 4 specimens from 1 of 3 hosts.Description : ( based on 4 mounted specimens )Body fusiform , 01556 —01768 ×01212 —01296 (01644 ×01255) ; anterior and posterior ends of body rounded ;tegumental spines extending full length of body , decreas2ing in density posteriorly. Pigment granules scattered atpharyngeal level . Oral sucker subterminal , 01062 —01074 ×01068 —01084 ( 01068 ×01076) . Acetabulumrounded , 01072 —01104 ×01078 —01112 ( 01083 ×01129) 1 Sucker ratio 1∶1112 —1137 (1∶1122) . Prephar2ynx 01016 —01026 (01020) long.pharynx spherical , 01046 —01052 ×01050 —01060(01049 ×01056) ; esophagus 01100 —01160 ( 01118)long. Intestinal bifurcation middle or posterior to acetabu2lum. Forebody 3010 % —3415 % ( 3217 %) of bodylength.Posttesticular space 01090 —01150 (01119) long ;testis single , elongated elliptical , with entire surface ,01180 —01242 ×01060 —01084 (01199 ×01074) , ex2ternal seminal elongated gourd , rather sinuous , 01104 —01184 ×01046 —01056 (01135 ×01051) , extending pos2terior to acetabulum. Hermaphroditic sac ovoid , 01070 —01084 ×01050 —01070 ( 01078 ×01056) , overlappinganterior border of acetabulum , containing tubular internalseminal vesicle ; pars prostatica ; metraterm andhermaphroditic duct . Genital pore anterior to acetabulum ,surrounded by about 25 short diverticula.Ovary gourd , 01070 —01084 × 01050 —01070(01078 ×01056) , immediately antero2sinistral to testis.Laurer’s canal 01134 long (type species) . Vitellaria con2sisting of simple round or tubular follicles , extending inlateral field of hindbody. Uterua confined to space be2tween acetabulum and ovary with one egg. Eggs yellow2ish , oval in shape , 01060 —01065 ×01036 —01039 , un2embryonated.Excretory vesicle Y2shaped.12 distinct species in Carassotrema have been de2scribed to data. They are C. koreanum Park , 1938 , typespecies ; C. kui Tang & Lin , 1963 ; C. wui Tang &Lin , 1963 ; C. mugilicola Shireman , 1964 ; C.megapharyngus Wang , 1973 ; C. pterorchis Wang , 1973 ;第 27 卷 　第 3 期 水 生 生 物 学 报 Vol . 27 ,No . 32 0 0 3 年 5 月 ACTA HYDROBIOLOGICA SINICA May , 2 0 0 3　© 1994-2010 China Academic Journal Electronic Publishing House. All rights reserved.    http://www.cnki.net图 1 —3 　　鲫吸虫 ,新种1. 成虫腹面观 ; 2. 末端生殖器 ; 3. 卵巢复合体Fig. 1 —3 　Carassotrema clupanodonae sp . nov.1. Ventral view of whole mount ; 2. Terminal genitalia ;3. Ovarian complexC. tilapiae Nasir & Gomez , 1976 ; C. estuarinum Tang&Lin , 1979 ; C. heterorchis Wang & Pan , 1984 ; C.schistorchis Wang & Pan , 1984 ; C. bengalense Rekha2rani & Madhavi , 1985 ; and C. philippinense Machida ,1996.Carassotrema clupanodonae sp . nov. is most closelyrelated in general morphology to Carassotrema bengalenseRekharani & Madhavi , 1985 , but differs from the latterin the position of the intestinal bifurcation and ceca , inthe testis with entire , and in the esophagus which in theformer species is about 5 —6 times the length of theprepharynx.The new species differs from C. koreanum Park ,1938 in having elongated elliptical testis rather than trian2gular testis ; in having shorter uterus with one egg ratherthan longer uterus with more eggs ; in its ceca terminatingat the posterior level of testis rather than to near posteriorend of body and in having about 25 short diverticula sur2rounding the genital pore.Carassotrema clupanodonae sp . nov. is diffderenti2ated from C. kui Tang & Lin , 1963 ; C. wui Tang &Lin , 1963 ; C. pterorchis Wang , 1973 ; C. heterorchisWang & Pan , 1984 and C. schistorchis Wang & Pan ,1984 by its simple testis without lobes.The new species is distinguished from C. mugilicolaShireman , 1964 by the distribution of vitellaria ; by theratio of prepharynx to esophargus and by the body size.The new species differs from C. megapharyngusWang , 1973 in the pharynx which in the latter species isbigger than oral sucker and in the prepharynx which in thelatter is very shorter or absence.Features of Carassotrema clupanodonae distinguish2ing it from C. tilapiae Nasir & Gomez , 1976 include thelonger ceca , the extent of the vitellaria and the position ofthe testis.The new species differs from C. estuarinum Tang &Lin , 1979 in its acetabulum being larger than oral suckerrather than smaller than oral sucker ; and its ceca endingat the posterior level of testis rather than terminating ashort distance posterior to the testis.The new species differs from C. philippinenseMachida , 1996 in the pharynx which in the latter speciesis bigger than oral sucker , in the sucker ratio which inthe latter species is larger and ceca ending the posteriorlevel of the testis in the new species rather than anteriorlever of the testis in C. philippinense.参考文献 :[ 1 ] 　Yamaguti S. Synopsis of digenetic trematodes of vertebrates [ M] .Vols. 1 —2 , Toky : Keigaku Publishing Company. 1971. 1 ,047[ 2 ] 　Fischthal J , Nasir P. Some digenetic trematodes from freshwater andmarine fishes of Venezuela[J ] . Norw. J . Zool . 1974. 22 :71 —80[ 3 ] 　Li M M. Parasites of the mullets Mugil cephalus (Linnaeus) andLiza haematocheila ( Temminck et Echlegel) in the areas of BohaiGulf , Ⅰ. Hangu Area [J ] . Acta Zoological Sinica ,1984. 30 (2) :153 —158. [李敏敏. 渤海湾头鲻、鲮鲻的寄生动物 Ⅰ. 汉沽地区. 动物学报 ,1984. 30 (2) :153 —158 ][ 4 ] 　Sheng J W , Qiu Z Z. Studies on the trematodes of fishes from theYellow Sea and the Bo Hai Sea. [ M ] 　Beijing : Science Press.1995 ,33 —34. [申纪伟 ,邱兆祉. 黄渤海鱼类吸虫研究. 北京 :科学出版社. 1995 ,33 —34 ][ 5 ] 　Huang Z G. Marine species and their distribution in China’s Seas[M] . Beijing : China Ocean Press. 1994. 306 —325. [黄宗国. 中国海洋生物种类与分布. 北京 :海洋出版社 ,1994. 306 —325 ][ 6 ] 　Park J T. A new fish trematodes with single testis from Korea [J ] .Keijo J . Med. . 1938. 9 :290 —298[ 7 ] 　Overstreet R M. Some adult digenetic trematodes in striped mulletfrom the northern Gulf of Mexico [ J ] . Journal of Parasitology ,1971. 57 :967 —974284　 水 　　生 　　生 　　物 　　学 　　报 27 卷© 1994-2010 China Academic Journal Electronic Publishing House. All rights reserved.    http://www.cnki.net[ 8 ] 　Nasir P , Gomez Y. Carassotrema tilapiae n. sp . ( HaploporidaeNicoll , 1914) from the freshwater fish , Tilapia mossoambica ( Pe2ters) , in Venezuela[J ] . Rivista di Parassitologia , 1976. 37 ,207 —228[ 9 ] 　Institude of Hydrobiology Academia Sinica. Parasitic organisms offreshwater fish of China [ C ] . Agricultural Press , Beijing China ,1984. 139 —148. [中国科学院水生生物研究所编. 中国淡水鱼类寄生虫论文集. 北京 :农业出版社 ,1984. 139 —148 ][10 ] 　Rekharani Z , Madhavi R. Digenetic trematodes from mullets ofViskhapatnam ( India) [J ] . Journal of Natural History , 1985. 19 ,929 —951[11 ] 　Kohn A , Fernandes B M , Gibson D I. Chalcinotrema thatcheri n.sp . (Digenea : Haploporidae) from Brazilian freshwater fishes , a re2description of C. ruedasueltensis Thatcher , 1978 and comments onthe validity of the genus [J ] . Systematic Parasitology , 1999. 44 :211 —215[12 ] 　Wang X Y, Zhou J Y. Fauna of Jiangxi : Trematodes of Animals andMan [M] . Nanchang : Jiangxi Science and Technology Press , 1993.530 —539. [王溪云 ,周静义. 江西动物志 :人与动物吸虫志.南昌 :江西科学技术出版社 ,1993. 530 —539 ][13 ] 　Tang Z Z , Lin X M. Studies on Carassotrema Park , 1938 life2histo2ries and distribution [J ] . Xiamen Daxue Bao , 1979. 1 : 81 —98.[唐仲璋 ,林秀敏. 中国鲫吸虫生活史及区系分布的研究. 厦门大学学报 ,1979. 1 :81 —98 ][14 ] 　Shireman J V. Carassotrema mugilicola , a new haploporid trematodefrom the striped mullet , Mugil cephalus , in Louisiana [J ] . Journalof Parasitology , 1964. 50 : 555 —556[15 ] 　Machida M. Digenean trematodes from mullets in Japanese and adja2cent waters [ J ] . Japanese Journal of Parasitology , 1996. 45 :123 —133鲫吸虫属一新种刘升发(厦门大学生命科学学院 ,厦门　361005)摘要 : 鲫吸虫 ,新种 Carassotrema clupanodonae sp. nov. 检获于福建省厦门海域斑　 Clupanodon punctatus (Temmincket Schlegel) 的消化道。新种同该属已知种中的孟加拉鲫吸虫 Carassotrema bengalense Rekharani &Madhavi , 1985 最为相似 ,但可以与后者相区别的地方在于肠叉位于腹吸盘后部而非腹吸盘前部 ; 肠管止于睾丸后缘水平而非止于近体末端 ; 睾丸边缘光滑而非不规则。关键词 :吸虫纲 ;叉盘科 ;鲫吸虫属 ; 鲫吸虫 ;新种 ;斑　3 期 刘升发 :鲫吸虫属一新种 285　

A NEW SPECIES OF CARASSOTREMA PARK, 1938 (DIGENEA: WARETREMATIDAE)

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A NEW SPECIES OF CARASSOTREMA PARK, 1938 (DIGENEA: WARETREMATIDAE)

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