Publication
Siebke H. 1874 - Enumeratio Insectorum Norvegicorum. Fasciculus I. Catalogum Hemipterorum et Orthopterorum continens. 1: 60 pp. Trykt hos A. W. Brøgger, Christiania (Denmark).
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Psylla crataegicola Siebke, 1874 synonym of Cacopsylla peregrina (Foerster, 1848) |
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Psylla insignis Flor, 1861 Misidentification of Cacopsylla (Hepatopsylla) ambigua (Foerster, 1848) in |