Taxon - Odkazy a literatura
Paleobiology Database [7281]
Paleobiology Database [https://paleobiodb.org/] [jako Palaeoscolecida]
Datum citace: 24. červen 2019
The Interim Register of Marine and Nonmarine Genera [1223]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Palaeoscolecida Conway Morris & Robinson, 1986]
Datum citace: 30. listopad 2019
Kraft P., Mergl M. (1989): Worm-like fossils (Palaeoscolecida; ?Chaetognatha) from the Lower Ordovician of Bohemia, Sbor. geol. věd, Paleontologie 30