1. An illustrated synopsis of the principal larval forms of the order Coleoptera;Böving;Ent. Amer.,1931
2. Die larvae von Phalacrus grossus Er. und Bemerkungen zum Larvensystem der Clavicornia;Emden;Ent. Blätt.,1928
3. The wing venation of the Coleoptera;Forbes;Ann. ent. Soc. Amer.
4. The wing-folding patterns of the Coleoptera;Forbes;J. N.Y. ent. Soc.,1926
5. Zur Eidonomie der Buprestiden;Gebhardt;Koleopt. Rdsch.,1932