April 1S99.] 



rS\CHE. 



351 



PROCEEDIXGS OF THE CLUB. 



9 December, 1S9S. The 2o;fli meeting was 

 held at 156 Brattle St., Mr. J. W. Folsom in 

 tlie cliair. 



Mr. S. H. Sciicider gave a brief account of 

 lecent studies in the orthopteran genus 

 Schistocerca. 



Mr. C. C. Adams showed a male and two 

 females of Trithemis umbrnia in which one 

 of the latter showed the secondary cliaracters 

 of the male. This led to a general discussion 

 of cases in whicli either sex tends to assinne 

 tlie secondary cliaracters of the other. Cases 

 were mentioned in the Orthoptera, Cole- 

 optera and especially Lepidoptera. 



13 J.\.NfARY, 1S99. The 206th regular 

 and 22d annual meeting (since incorporation) 

 was lield at 156 Brattle street, the President, 

 Mr. A. P. Morse, in the chair. 



Mr. C. C. Adams of Urbana, 111., was 

 elected a member. 



Reports from the several officers were re- 

 ceived and the following officers elected for 

 the ensuing year : — President, A. G. Mayei- ; 

 secretary, Roland Havward ; treasurer, Samuel 



Henshaw ; librarian, S. H. Scudder ; mem- 

 bers'at large of the executive committee, J. 

 W. Folsom and A. P. Morse. 



The address of the. retiring president, on 

 the Distribution of New England locusts, 

 was next read. (See Psyche for F"ebruary.) 

 General discussion followed its presentation, 

 in which comparison was made of the dis- 

 tribution of locusts with that of other insects, 

 especially Lepidoptera. 



With regard to Jiinonia coenia, Mr. W. L. 

 W. Field stated that he had arrived at the 

 conclusion from observations made some 

 years ago that in Connecticut there are two 

 sets, a migratory and a resident one. 



Mr. Field exhibited a very pretty series of 

 tile Californian Lvcae/ia xerces, at one time 

 supposed to have become extinct. 



In connection with remarks made at the 

 last meeting with regard to the assumption 

 by one sex of the secondary sexual characters 

 of the other, Mr. R. Hayward showed two 

 males of Leftura laetifica, in which the elytra 

 were partially red, together with normal 

 examples of both sexes. 



The Butterflies of the Eastern United States and Canada. 



With special reference to New En.;land. By Samuel H. Scudder. 

 Illustrated with 96 plates of Bu'tteiHic-, Caterpillars, Chrysalids, etc. (of which 41 are 

 colored) which include about 2,000 Figul•e^ bc--ides Maps and portraits. 1958 Pages of Text. 

 Vol. I. Introduction; Nymphalidae. 

 Vol. 2. Remaining Families of Butlcitiies. 

 Vol. 3. Appendix, Plates rnd Index. 



The set, 3 vols., ro\a; Svo. half levant, $75.00 net- 



HOUGHTON, MIFFLIN & CO., 4 Park St., Boston, Mass. 



Guide to the Genei-a and Classilication of the Orthoptera of North America 

 north of Mexico. By Samuel H. Scudder. 90 pp. 8°. 



Contains keys for the determination of the higher groups as well as the 

 (nearly 200) genera of onr Orthoptera, with full bibliographical aids to further 

 study. Sent by mail on receipt of price ($1.00). 



E. W. WHEELIiR, 30 Boylston Street, Cambridge, Mass. 



