Opinion 557 Designation under the Plenary Powers of a type species in harmony with accustomed usage for the nominal genus Calycoceras Hyatt, 1900 (Class Cephalopoda, Order Ammonoidea)
International Commission on Zoological Nomenclature Hemming, Francis
Article
1959-04-14
Opinions and declarations rendered by the International Commission on Zoological Nomenclature
20
Issue: 24
265--276
BHL Australia BioStor
English
London Printed by order of the International Trust for Zoological Nomenclature
BioStor: https://biostor.org/reference/146469 DOI: https://doi.org/10.5962/p.149829
Download MODS