Taxon - Odkazy a literatura
druh
Siphonalia signum (L. A. Reeve, 1846)
Paleobiology Database [170669]
Paleobiology Database [https://paleobiodb.org/] [jako Siphonalia signa (Reeve, 1846)]
Datum citace: 11. prosinec 2015
druh
Paleobiology Database [170669]