scholarly journals On a New Species of Phyllodistomum Braun, 1899 (Digenea: Gorgoderidae), A Parasite of Fresh Water Fish, Channa Punctatus (BL.) From Betwa River, Bundelkhand Region Jhansi, U.P, India

2014 ◽  
Vol 9 (1) ◽  
pp. 207-209
Author(s):  
Jag Sen
Author(s):  
Surya Prakash Mishra

The fresh-water fish Wallago attu (Bloch. And Schn.) was collected from local fish market of district Balrampur (U.P.) and examined 15 specimens, of which only one specimen was found infected with 17 specimens of said species. The site of infection being the gill filaments of the host. The present form differs from S. devraji, S. malabaricus and S.parvulus in having accessory pieces on dorsal anchors and presence of wings on dorsal anchors. Moreover, it differs from S. indicus, S octolytus, S. aori and S. sudhakari in having cephalic glands and different shape of copulatory complex and vagina. On subsequent study, the present form appear to be a new species of the genus Silurodescoides Gussev, 1974 and described as a new species and named Silurodescoides srivastavai n. sp. in the honor of Dr. C.B. Srivastava, Ex. Dy. Director, Zoological Survey of India, Kolkata.


2010 ◽  
Vol 60 (3) ◽  
pp. 329-336 ◽  
Author(s):  
Probir Bandyopadhyay ◽  
Amlan Kumar Mitra ◽  
Thounaojam Hemananda ◽  
Naorem Mohilal

AbstractA new species of the genus Thelohanellus Kudo, 1933 is described from the gills of Labeo rohita. Thelohanellus anilae sp. n. occurs in two morphometrically dissimilar forms which are described as microspore and macrospore of the same species.


Parasitology ◽  
1938 ◽  
Vol 30 (2) ◽  
pp. 171-175 ◽  
Author(s):  
T. N. Podder

About a year ago when examining the intestinal contents of various fresh-water fishes of Bengal, I obtained a new acanthocephalan parasite, Acanthosentis dattai, from the small intestine of Barbus ticto and B. stigma. In a single host as many as twenty were obtained, but the average number of parasites taken from other hosts was four to ten. Some of these were found lying in a sluggish state in the lumen of the intestine. About the months of July and August some were found in copula.


2021 ◽  
Vol 27 (2) ◽  
Author(s):  
K.T. Paithane ◽  
R.Y. Bhandare ◽  
S.E. Shinde ◽  
P.R. More ◽  
T.S. Pathan

Activity of a few biomarkers have been investigated on fresh water fish, Channa punctatus exposed to three sub – lethal concentrations of dimethoate(1/5, 1/10 and 1/15 of 96hrs LC50 values). The alteration in protein contents of liver, gill and muscle were investigated. The protein levels were found to be depleted in all the tissues after exposure to dimethoate over the control.All the organs showed the significant difference between control and exposed groups in all the estimated parameters on long exposure. The present study considers biochemical parameters as important biomarkers in determining the level of toxicity caused by the pesticide Dimethoate. Therefore the detailed results and observations are summarized in the present investigations.


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