| redescription of eubothrium fragile (rudolphi, 1802) and e. rugosum (batsch, 1786) (cestoda: pseudophyllidea), parasites of fish in the holarctic region. | two fish cestodes, the little-known eubothrium fragile (rudolphi, 1802) and e. rugosum (batsch, 1786), the type species of the genus eubothrium nybelin, 1922, are redescribed on the basis of new material from twaite shad, alosa fallax (lacépède, 1803), from england and burbot, lota lota (linnaeus, 1758), from russia, respectively. the tapeworms are compared with two other species of the genus, e. crassum (bloch, 1779) and e. salvelini (schrank, 1790), common parasites of salmonid fish in the hol ... | 2005 | 16270806 |