Amoebiasis in some wild mammals of Betla forest, Palamau tiger reserve, Bihar, India.
Faecal samples from wild mammals collected in the Betla forest in Bihar, India, were examined for Entamoeba trophozoites and cysts. E. chattoni was found in Macaca mulatta and for the first time in a cervid host, Axis axis. E. cervis was found in A. axis and in a new host, Cervus unicolor. E. antilocapra is reported from the Indian antelope, Boselaphus tragocamelus, for the first time from India. E. bovis is reported for the first time from Bos gaurus in the Indian subcontinent. E. elephantis n.sp. was found in normally formed faeces of the Indian elephant. The cysts and, when present, trophozoites are descriebd and their measurements given; the findings are briefly compared with information on these species from the literature.