Taxon - Odkazy a literatura
Paleobiology Database [27714]
Paleobiology Database [https://paleobiodb.org/] [jako Orthotetes]
Datum citace: 30. leden 2016
The Interim Register of Marine and Nonmarine Genera [1291823]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Orthotetes Fischer, 1829]
Datum citace: 30. listopad 2019
The Interim Register of Marine and Nonmarine Genera [1069947]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Orthotetoides Lazarev, 1984]
Datum citace: 8. prosinec 2019