Title
Opinion 538 Designation under the Plenary Powers of a type species in harmony with accustomed usage for the nominal genus Ptychopyge Angelin, 1854 (Class Trilobita)
By
International Commission on Zoological Nomenclature
Hemming, Francis
Type
Article
Date of Publication
1959-02-27
Original Publication
Opinions and declarations rendered by the International Commission on Zoological Nomenclature
Volume
20
Series / Issue
Issue: 5
Pages
57--64
Contributed by
Language
English
Published by
London Printed by order of the International Trust for Zoological Nomenclature
Identifiers
BioStor:
https://biostor.org/reference/146453
DOI:
https://doi.org/10.5962/p.149811