كتب ذات صلة

Dipterologische studien

• The genus Conotrachelus Dejean (Coleoptera, Curculionidae) in the north central United States
  المؤلفون: Schoof, Herbert Frederick
• The embryology of Larix
  المؤلفون: Schopf, James Morton
• The phylogeny of the Hemiptera based on a study of the head capsule.
  المؤلفون: Spooner, Charles Stockman