Taxon - Links and literature
Paleobiology Database [28742]
Paleobiology Database [https://paleobiodb.org/] [as Orthorhynchula]
Data retrieved on: 11 December 2015
The Interim Register of Marine and Nonmarine Genera [1271669]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Orthorhynchula Hall & Clarke, 1894]
Data retrieved on: 8 December 2019
Havlíček V. (1961): Rhynchonelloidea des böhmischen älteren Paläozoikums (Brachiopoda), Academia, Rozpravy Ústředního ústavu geologického 27 [as Orthorhynchula Hall & Clarke, 1893]