Opinion 556 Designation under the Plenary Powers of a type species in harmony with accustomed usage for the nominal genus Labeceras Spath, 1925 (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: 23
257--264
BHL Australia BioStor
English
London Printed by order of the International Trust for Zoological Nomenclature
BioStor: https://biostor.org/reference/146468 DOI: https://doi.org/10.5962/p.149828
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