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Octopodorhabdus plethotretus (Wind & Cepek, 1979
Perissocyclus plethotretus (Wind & Cepek, 1979) Crux, 1989
Crux, J. A. 1989. Biostratigraphy and palaeogeographical applications of Lower Cretaceous nannofossils from north-western Europe. In: Crux, J. A. & van Heck, S. E. (Eds) Nannofossils and their applications: Proceedings of the 2nd INA Conference, London 1987. British Micropalaeontological Society Publication Series. 143-211.
Varol, O. & Girgis, M. 1994. New taxa and taxonomy of some Jurassic to Cretaceous calcareous nannofossils. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 192: 221-253.
Wind, F. H. & Cepek, P. 1979. Lower Cretaceous calcareous nannoplankton from DSDP Hole 397A (northwest African Margin). Initial Reports of the Deep Sea Drilling Project. 47A: 221-235.