Taxon - Odkazy a literatura
Paleobiology Database [320325]
Paleobiology Database [https://paleobiodb.org/] [jako Achatella achates (Billings, 1860)]
Datum citace: 2. leden 2020
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [jako Achatella (Achatella) achates (Billings 1860)]Datum citace: 28. únor 2020
Jan Ove R. Ebbestad & Richard A. Fortey (2019): Late Ordovician trilobites from the Taimyr Peninsula, Arctic Russia, Journal of Systematic Palaeontology, 18:1, 1-135 [jako Achatella achates (Billings, 1860)]