Onchocotyle appendiculata of Sonsino (1891) nec Kuhn (1829) accepted as Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 (source of synonymy)
Rajonchocotyle Cerfontaine, 1899 (redescription)
Rajonchocotyle alba Cerfontaine, 1899 (redescription)
Rajonchocotyle blandae Sproston, 1946 (additional source)
Rajonchocotyle clavata Bracey in Sproston, 1946 accepted as Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 (source of synonymy)
Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 (redescription)
Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 (taxonomy source)
Rajonchocotyle kenojei Yamaguti, 1938 (additional source)
Rajonchocotyle laevis Price, 1942 (additional source)
Rajonchocotyle miraletus Bracey in Sproston, 1946 (additional source)
Rajonchocotyle prenanti (Saint Remy, 1890) Cerfontaine, 1899 (additional source)
Rajonchocotyle wehri Price, 1942 accepted as Rajonchocotyle batis Cerfontaine, 1899 (source of synonymy)

Adriatic Sea for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Algerian Exclusive Economic Zone for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Argentinean part of the South Atlantic Ocean for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Barents Sea for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Cape Agulhas for Rajonchocotyle alba Cerfontaine, 1899 
Cape Agulhas for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
French part of the English Channel for Rajonchocotyle alba Cerfontaine, 1899 
French part of the English Channel for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Gulf of Lions for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Icelandic Exclusive Economic Zone for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Irish Exclusive economic Zone for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Ligurian Sea for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Norwegian part of the Arctic Ocean for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Norwegian part of the Barentsz Sea for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
South European Atlantic Shelf for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Swedish part of the Baltic Sea for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Tunisian part of the Mediterranean Sea - Eastern Basin for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
Tyrrhenian Sea for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 
United Kingdom Exclusive Economic Zone for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946 

 Ecology

 for Rajonchocotyle emarginata (Olsson, 1876) Sproston, 1946

Some discussion of the validity of host records. [details]

 Taxonomic remark

 for Rajonchocotyle prenanti (Saint Remy, 1890) Cerfontaine, 1899

Several notes on this species. [details]