eng Oriental Scientific Publishing Company Biosciences Biotechnology Research Asia 0973-1245 2016-03-01 5 1 373 376 6864 article Lakshman Chandra Maiti 1 Jayanta Chowdhury 1 Debadin Bose 2 Malay Bhattacharya 3 Office of the Deputy Director, Animal Resources Development (Microbiology), Regional Laboratory, (Nayabasti,Near Microwave Tower),Jalpaiguri, West Bengal - 735 101 (India) Department of Botany, Ananda Chandra College, Jalpaiguri, West Bengal - 735 101 (India) Ambari Falakata C.M. H.S.School, PO- Ambari, Jalpaiguri, West Bengal (India) A total of 3056 faecal samples (1902 from adult cattle, 725 from calves ,174 from buffaloes & 255 from sheep & goats) were collected and examined from April 2002 to March 2006 from different localities in Jalpaiguri District ,West Bengal which owing to its proximity to the hills has climate with heavier rainfall and temperature seldom excessive. Atmosphere is highly humid throughout the year. A total of 1555 (50.88%) samples were found to be positive for different helminthic infections. Paramphistomum sp. (21.2%) were predominant followed by cyst of B.coli (7.6%) . Prevalence of Fasciola sp.,, Gastrothylax sp., Ascaris sp.,, Bunostomum sp., Trichuris sp., Strongyle sp., Strongyloides sp., Metastrongyle sp., Trichostrongyle sp., Oocyst of Eimeria sp.. was 0.5%,3.2%, 4.4%, 0.8%,2.4%, 5.3% , 1.7%, 0.2%, 0.9%, 1.3% respectively. Only 44(1.4%) cases were found positive for mixed helminthic infection out of which the most common cases of mixed infection were of Strongyloides sp. and Paramphistomum sp. Helminthic infection was recorded through out the year with seasonal variation i.e., highest during rainy (66.24%) followed by summer(44.95%) and winter (30.68%) respectively. https://www.biotech-asia.org/vol5no1/gastrointestinal-parasitic-infection-profile-of-bovines-and-caprines-at-jalpaiguri/ Gastrointestinal helminths; Cattle; Buffaloes; Goat; Sheep; Prevalence; Jalpaiguri