I'SOU.] NATURAL SCIENCES OF PniLADELI'HIA. 483 



Scutelllnidw, Haliotidce and Fissurellidce, and the Helices of Mada- 

 gascar, Japan and Australia. He has identified and relabeled the 

 specimens of each group in the collection as they were studied. The 

 first series of the Manual now a})proaches an end; the true Limpets 

 and the Chitons only remaining unfinished. The second series has 

 progressed as far as the completion of the true Helices. The Philip-' 

 pine Island group Cochlostyla will be considered in the volume for 

 1891, the illustrations for which are already well advanced. The 

 Conservator has been assisted during a number of months of the 

 year by Mr. F. C. Baker, a gentleman whose willingness and effi- 

 ciency deserve high commendation. 



At the annual meeting, held December 4th, the following officers 

 were elected to serve during the ensuing year : — 



Director, ..... W. S. W. Ruschenherger. 



Vice-Director, . . . . John Ford. 



Recorder, ..... Edward J. Nolan. 



Secretary, J. H. Redfield. 



Treasurer, , . . . . S. R. Roberts. 



Librarian, ..... Edw. J. Nolan. 



Conservator, .... Henry A. Pilsbry. 



H. A. Pilsbry, 



Conservator. 



REPORT OF THE ENTOMOLOGICAL SECTION. 



Since the last report the Section has prospered in many ways. 

 There has been an increase in the interest taken in entomology by 

 its members, and the meetings have been well attended. A number 

 of interesting verbal communications on entomology have been 

 made at the several meetings, and several valuable papers have 

 been published by the Society and Section. Two members and two 

 associates have been elected during the year. The various collec- 

 tions are in fairly good order. The arrangement of the exotic lepi- 

 doptera has been completed ; it was made up of the collections of 

 the American Entomological Society, the Academy, and that given 

 by the heirs of Mr. T. R. Peale. Over one thousand specimens 

 have been added to the North American collection, a very small 

 proportion of these having been purchased. 



There have been over seven hundred additions to the library. 

 The journal entitled "Entomological News," which is published by 



