1. Critical studies on the genus Callitetrarhynchus (Cestoda: Trypanorhyncha) with recognition of Rhynchobothrium speciosum Linton, 1897 as a valid species of the genus Callitetrarhynchus

   • Juan Carvajal
   • Amilcar Arandas Rego

   OriginalPaper Pages: 161 - 167

2. A revision of the subfamily haplorchinae looss, 1899 (Trematoda: Heterophyidae). III — Genera Cercarioides and Condylocotyla n.g.

   • J. C. Pearson
   • G. Prévot

   OriginalPaper Pages: 169 - 197

3. A critical scanning electron microscope study of the scolex of Bothriocephalus acheilognathi Yamaguti, 1934, with a review of the taxonomic history of the genus Bothriocephalus parasitizing cyprinid fishes

   • David W. Pool
   • James C. Chubb

   OriginalPaper Pages: 199 - 211

4. The ultrastructure of three microsporidia from winter moth, Operophtera brumata (L.), and the establishment of a new genus Cystosporogenes n.g. for Pleistophora operophterae (Canning, 1960)

   • Elizabeth U. Canning
   • Rosalind J. Barker
   • Anton M. Page

   OriginalPaper Pages: 213 - 225

5. Two new species of Isospora (Apicomplexa: Eimeriidae) from passeriform birds of South America

   • Steve J. Upton
   • William L. Current
   • Susan L. Clubb

   OriginalPaper Pages: 227 - 229

6. The taxonomy of the family Paramphistomidae Fischoeder, 1901 with special reference to the morphology of species occurring in ruminants. VII. Redescription of Leiperocotyle congolense (baer, 1936) Eduardo, 1980 and a new name, Leiperocotyle gretillati for Ceylonocotyle scoliocoelium var. benoiti Grétillat, 1966

   • S. L. Eduardo

   OriginalPaper Pages: 231 - 238