May, '02) ENTOMOLOGICAL NEWS. 16I 



Kntomologica.1 Ivitera.tt_ire. 



COMPILED BY J. CHESTER BRADLEY. 



Under the above head it is intended to nbte papers received at the Academy of 

 Natural Sciences of Pliiladelphia pertaining to the Entomology of the Americas (North 

 and South). Articles irrelevant to American entomology, unless monographs, will not be 

 noted. Contributions to the anatomy, physiology and embryology of inserts, however, 

 whether relating to American or exotic species, will be recorded. The numbers in heavy- 

 faced type refer to the journals, as numbered in the following list, in which the papers 

 are published ; * denotes that the paper in question contains descriptions of new North 

 American forms. The titles of all papers will be quoted in the original and not translated. 



3. American Naturalist.— 4. The Canadian Entomologist, London, 

 Ontario, Canada.— 5. Psyche, Cambridge, Mass.— 6. Journal of the New 

 York Entomological Society.— 9. The Entomologist.— 10. Nature, 

 London.— 11. The Annals and Magazine of Natural History, London. — 

 15. Biologia Centrali Americana. — 19. Horae Societatis Entomologica 

 Rossicae, St. Petersburg. — 21. The Entomologists' Record and Journal 

 of Variation, London. — 22. Zoologischer Anzeiger, Leipsig. — 35. Annales 

 Societe Entomologique de Belgique, Brussels. — 38. Wiener Entomolo- 

 gische Zeitung. — 43. La Cellule, Lierre et Louvain.— 44. Verhandlungen 

 der K. K. Zoologische Botanische Gesellschaft, VVien. — 45. Deutsche 

 Entomologische Zeitschrift, Berlin. — 55. Le Naturaliste, Paris. — 59. 

 Sitzungsberichte, Gesellschaft der Naturforschenden Freunde, Berlin. — 

 86. Naturwissenschaftliche Rundschau, Braunschweig. — 88a. Annales 

 Soc. Ent. de France, Paris. — 86b. Bulletin Soc. Ent. de France, Paris. — 

 119. Archiv fiir Naturgeschichte, Berlin. — 140. Proc. Washington Academy 

 Sciences. — 148. Bull. New York Agric. Exper. Station, Geneva. — 157. 

 Ohio Naturalist. — 156. Meddelanden af Societas Pro Fauna et Flora 

 Fennica, Helsingfors. 



THE GENERAL SUBJECT.- Bashmetlew, P.— Die Abhangigkeit des Krit- 

 ischen Piiiikts bei Insecten von der Abkiihlungs-geschwindigkeit. Insec- 

 ten : Warum fliegen die Tagschmetterlinge nur am Tage und die meisten 

 Nachtschmetterlinge nur in der Nacht? Experimentelle Entomologische 

 Studien von physikalisch-chemischen Standpuncte aus. L Temperature- 

 verhiiltnisse bei Insekten, 86. Braunschweig, xvii, p. 122, Mar., '02. — 

 Bataillon, E. La theorie des metamorphoses de M. Ch. P^rez, 86b, 1900, 

 p. 58. — Bourgeois, J. Sur un mode particulier de progression souterraine 

 chez quelques larves d' Insectes, 86b, 1900, p. 261.— Giard, A. Cils vibra- 

 tiles et prolongements ciliformes chez les Arthropodes, 86b, 1900, p. 27. 

 Id. La Metamorphose est-elle une crise de maturite genitale? 86b, 1900, 

 p. 54.— Lutz, F. E. Labels, 4, xxxiv, p. 102. — Peyerimhoff, P. de. Sur 1' 

 application de la loi phylog^nique de Brauer, 86b, 1900, p. 219.— Sharp, D. 

 Insecta, Zoological Record, xxxvii, 1900. — Standfuss, M. Zur Frage der 

 Unterscheidung der Arten bei den Insekten. Entomologische Zeitschrift, 

 xvi, p. I. — Terre, L. Contribution a 1' etude de 1' histolyse du corps adi- 



