Psylla Geoffroy, 1762 (Insecta, Hemiptera): validated under the Plenary Powers with suppression of Chermes Linnaeus 1758
International Commission on Zoological Nomenclature
Article
1965-05
The Bulletin of zoological nomenclature
22
86--87
BioStor
London International Trust for Zoological Nomenclature
BioStor: https://biostor.org/reference/2002