Formica sanguinea, subsp. rubicunda, Em. and Xenodusa cava Lec, or the discovery of pseudogynes in a district of Xenodusa cava Lec
By: by Prof. H. Muckermann ...
Published: 1904
Language: eng
Number of pages: 341
Notes: Caption title.

[Reprinted from Entomological News, Dec., 1904].