Taxon - Odkazy a literatura
Paleobiology Database [73021]
Paleobiology Database [https://paleobiodb.org/] [jako Clisospira borkholmiensis Koken & Perner, 1925]
Datum citace: 11. prosinec 2015
Frýda J., Rohr D. M. (1999): Taxonomy and paleobiogeography of the Ordovician Clisospiridae and Onychochilidae (Mollusca), Acta Universitatis Carolinae - Geologica 43(1/2) [jako Clisospira borkholmiensis Koken in Perner, 1925]