Taxon - Links and literature
Paleobiology Database [157168]
Paleobiology Database [https://paleobiodb.org/] [as Callospermarion Eggert & Delevoryas, 1960]
Data retrieved on: 11 December 2015
Novikoff A., Barabasz-Krasny B. (2015): System of Embryophytes [https://phytomorphology.org/personal-inf...], Plant Systematics: 23-63. Liga-Pres [as Callospermarion D.A. Eggert et Delevoryas]Data retrieved on: 3 January 2020
The Interim Register of Marine and Nonmarine Genera [1084864]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Callospermarion D.A. Eggert & T. Delevoryas, 1960]
Data retrieved on: 7 February 2020