April 5, 1870. 

 Prof, J. 0, Westwood, M.A., F.L.S., &c., President, iu the chair, 



Additions to the Library. 



The following donations were announced, and thanks voted to the 

 donors : — ' Proceedings of the Eoyal Society,' No. 167 ; presented by the 

 Society. ' Exotic Butterflies,' by the Author, "W. C. Hewitson, Esq. 

 ' The Naturahst ; Journal of the West Piiding Consolidated Naturalists' 

 Society,' vol. i., nos. 8 and 9 (for March and April) ; by the Society. ' The 

 Zoologist' for April ; by the Editor. ' Newman's Entomologist' for April; 

 by the Editor. ' The Entomologist's Monthly Magazine' for April ; by the 

 Editors. 'Psyche,' Organ of the Cambridge (Mass.) Entomological Club, 

 no. 92 ; by the Editor. ' Annual Pieports of the Trustees of the Museum 

 of Comparative Zoology at Harvard College, Cambridge,' for 1874 and 

 1875; by the Trustees. 'Bulletin of the Buffalo Society of Natural 

 Sciences,' vol. iii/, no. 1; by the Society. 'The Canadian Entomologist,' 

 vol. viii., no. 1 ; by the Editor. ' Traite Elementaire d'Entomologie,' tome ii., 

 fasc. i. (Orthopteres et Neuropteres) ; by the iVuthor, Maurice Girard. ' Sur 

 le Prosopistoma ; ' by the Author, M. Emile Joly. 'L'Abeille,' tome xii., 

 nos. 168, 169 ; by the Editor. ' Bulletin de la Societe d'Histoire Naturelle 

 de Toulouse,' 1873, fesc. 4 ; by the Society. ' BuUetino della Societa 

 Entomologica Italiana,' 1875, trimestre 4 ; by the Society. ' Tijdschrift 

 voor Entomologie — Achtiende Deel,' 3e & 4e Aflevering ; ' Piepertorium der 

 Acht Eerste Jaargangen,' 1858 — 1865 ; by E. A. de Pioo van Westmaas. 

 ' Piepertorium hetreffende den Negenden tot en met den Zestiendeu Jaar- 

 gang,' 1866 — 1873 ; by F. M. van der Wulp. ' Ueber das Aufreten der 

 Wanderheuschrecke am Ufer des Bielersee's,' von Albert Miiller, in Basel ; 

 by the Author. ' Gita Entomologica all' Isola di Pantellaria di Enrico 

 Piagusa'; by the Author. 'Mission Scientifique au Mexique et dans 

 I'Amerique Centrale — Sixieme ParLie, Etudes sur les Orthopteres,' par 

 M. Henri de Saussure; by the Author. ' Petites Nouvelles Entomologiques,' 

 nos. 143 it 144; 'Monographic Revision and Synopsis of the Trichoptera 

 of the European Fauna,' part iv. ; by the Author, Ptobert M'Lachlan, Esq. 



'Historical Sketch of the Generic Names proposed for Butterflies; ' 'The 

 Tertiary Physopoda of Colorado ; ' * Notice of the Butterflies and Orthoptera 

 collected by Mr. George M. Dawson, as Naturalist of the B. N. A. Cora- 

 mission ; ' ' Synonymic List of the Butterflies of North America, North of 

 Mexico (Nymphales);' 'Entomological Notes,' iii. and iv. ; 'Note surl'Giluf 

 et le jeune age de la chenille d'Qllneis Aello;' 'The Distribution of the 

 Insects in New Hampshire ; ' presented by the Author, Samuel H. Scudder, 



' Uecensio Orthopterorum : Pievue Critique des Orthopteres decrits, par 



