378 ENTOMOLOGICAL NEWS. [Oct., 'l2 



W. Horn, Berlin. "Protest gegen die Zulassung von Ausnahm'en 

 vom Prioritatsgesetze." 



Ch. Kerremans, Brussels. "Nomenclature et Synonymic." Sur la 

 necessite de restreindre les noms donnes aux varietes et de les 

 remplacer par une lettre ou un No. d'ordre. 



Ernest Olivier. "The necessity for the Latin tongue for Entomo- 

 logical descriptions" (but given in French.) 



SECTION 2. Economic and Pathologic. President, G. Hewitt, Ot- 

 tawa; Vice-President, V. Ferrant, Luxembourg; Secretary, H. Row- 

 land-Brown, Harrow Weald. 



Stephen A. Forbes, Champaign. "Simulium and Pelagra in Illinios, 

 U. S. A." Results of studies of species, distribution and life histories 

 of Simulium as related to new cases of pelagra in asylums. 



Frederick A. Lowe. "How to kill that Fly." 



F. W. Urich (absent). "The Biology of some Trinidad Mosquitoes, 

 and notes on their control" (read by title.) 



August 9th, 10.00 a.m. 



SECTION I. Evolution, Bionomics and Mimicry. President, V. Kel- 

 logg, Stanford University ; Secretary, H. H. Druce, London. 



R. C. Punnett, Cambridge, England, on behalf of Mr. J. C. F. Fryer. 

 "The Polymorphism of Papilio polytcs." 



C. F. M. Swynnerton. (Communicated by Prof. Poulton.) "Pellets 

 ejected by insect-eating birds after a meal of butterflies.' 1 



M. Pic (absent). "Le melanisme chez divers Cryplocephalus pale- 

 arctiques" (read by title.) 



A. H. Hamm, Cambridge, England. Exhibition of photographs of 

 insects in resting attitudes in their natural surroundings. 



SECTION 2. Systematic*. President, N. Banks, East Falls Church, 

 Va. ; Vice-President, A. v. Schulthess, Zurich ; Secretary, J. E. Col- 

 lin, Newmarket. 



K. von Rosen, Munich. "Uber fossile Termiten." 



P. Speiser, Labes. "Bemerkungen und Notizen zur geographischen 

 A'erbreitung einiger blutsangenden Insekten" and "Ueber die Varia- 

 bilitat geographische afrikanischer Bombyliden." 



Philip P. Calvert, Philadelphia. "Progress in knowledge of the 

 Odonata from 1895 to 1912." A statement of the advance of knowl- 

 edge of the structure, life, development, geographical and geological 

 distribution, habits, classification, and phylogeny of the Odonata in the 



period indicated. 



August Qth, 2.00 p.m. 



GENERAL MEETING. President, E. B. Poulton; Vice-President, H. J. 

 Kolbe, Berlin. 



Adalbert Seitz, Darmstadt. "How does the insect see the world?" 

 Results of biological experiments on the eye, and physiological re- 

 marks. Ultraviolet rays, colors, outlines, etc. 



