Taxon - Odkazy a literatura
Paleobiology Database [100111]
Paleobiology Database [https://paleobiodb.org/] [jako Styxosaurus snowii (Williston, 1890)]
Datum citace: 13. prosinec 2015
Paleobiology Database [114171]
Paleobiology Database [https://paleobiodb.org/] [jako Alzadasaurus kansasensis Welles, 1952]
Datum citace: 11. prosinec 2015
Paleobiology Database [114169]
Paleobiology Database [https://paleobiodb.org/] [jako Thalassiosaurus ischiadicus (Williston, 1903)]
Datum citace: 11. prosinec 2015