On Diptera collected in the western Sahara by Dr. Ernst Hartert, with descriptions of new species. Part ii
Published in Novitates Zoologicae Tring, in 1914, in volume 21, pages 265-274
Date published:1914
Published in Novitates Zoologicae Tring, in 1914, in volume 21, pages 265-274
Date published:1914