Taxon - Odkazy a literatura
Frýda J., Ferrová L. (2011): The oldest evidence of non-coaxial shell heterostrophy in the Class Gastropoda, Bulletin of Geosciences 86(4), 765–776 [jako Garraspira Frýda & Farrell, 2005]
Frýda J., Ferrová L. (2011): The oldest evidence of non-coaxial shell heterostrophy in the Class Gastropoda, Bulletin of Geosciences 86(4), 765–776 [jako Garraspira Frýda & Farrell, 2005]