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A hypothesis on the evolution of Opisthorchis is presented. O. viverrini originated in South-East Asia, with viverrids as final host. 3 main stages in the evolution of Opisthorchis felineus are suggested: 1. The establishment of the species (at the end of the Miocene) was linked with the...

Beėr, S. A.
Institut Ėkologii Volzhskogo Basseĭna AN SSSR., Tol'yatti, Russia,
Ėvolyutsiya Parazitov. Materialy pervogo vsesoyuznogo simpoziuma. (Tol'yatti, 16-19 Oktyabrya 1990 g.), 1991, pp 59-63