Status Update: Internet Archive continues to be offline. As a result, page images are not displaying in BHL.
More information
Die Hemipterengattung Polyctenes Gigl. und ihre Stellung im System
Speiser, R
Article
1904
Zoologische Jahrbücher. Supplementheft
7
373--380
BioStor
German
Jena Gustav Fischer 1886-1929
BioStor: https://biostor.org/reference/236235