58 



* 826. The Annal. Soc. Entom. Belg., T. xviii (1875), 

 contain the following (in the Coin[)t. Rend.), and Nos. 827 and 

 828. 



a. How should entomological collections be displayed in museums? ; on 

 the use of colored glass to protect collections from injury by light, pp. v-x, 

 xxiii. h. Discussions about Dorijphora 10-lineuta [danger of its introduc- 

 tion into Europe; its habits; its systematic relations; interchange of insects 

 in general between Europe and the United States (with lists)], pp. xii- 

 xxii, xxvii, xxix-xxxvii, liv-lv, Ixi-lxvi, cxxxv. c. Plan of formation of 

 the biological entomological collections of the Museum of Comparative 

 Zoology at Cambridge, Mass. (by H. A. Hagen), p. xlii-xliv. d. The gen- 

 ital apparatus of Ewyades Duponchelii ? [compared with the egg-pocket of 

 Parnassius]; Papilio Alaska := 1 P. Machaon var. asialicus (by H. A. 

 Hagen), p. Iv-lvi. 



* 827. W. RoELOFS. Note sur les Curculionides recueillis 

 par M. Purves a I'lle d'Antigua. Compt. Rend., p. xxv-xxvi. 

 [Aug., 1875.] 



Describes Diaprepes Purvesi n. sp.; notes on a few other species. 



* 828. Dr. J. A. Boisduval. Aper9u Monographique du 

 Genre lo Tun des demembrements de la grande faniille des 

 Saturnides. p. 205-248. [Febr., 1876.] 



Defends the name of the genus, taken from the name of one species; 

 characterizes the genus; describes 71 (42 [36 S. A.] [6 N. A.] new) 

 species. The new N. A. si)p. are: Nos. 8 7. Banus, 28 /. Cecrops, 29 /. 

 Alontezuma hucas, from Mexico, 19 7. Godartil, 31 /. Mendoxa, from Mex- 

 ico?, 27 7. Fabr'tcii (with fig. of larva) [=: Homhyx lo Fabr.] from U. S. 



* 829. The Annal. Soc. Entom. Belg., T. xix (1876), 

 contain the following (in the Compt. Rend.), and Nos. 830 to 

 833. 



o. On the distinctive characters of Locustina and Gryllina [reasons for 

 considering that the Gryllacrididae and Stenopelmatidae, hitherto regarded 

 as Locustina, should rather be transferred to the Gryllina] (by C. Stal), 

 p. ix-xii. b. Experiments upon the effect of colored glasses in preventing 

 the fading of specimens of insects exposed to the light [see liec, No. 

 826a] (b}' J. B. Capronnier), pp. xiil-xiv, li-lii. c. Systematic and syn- 

 optic table of the eight subgenera [Ceratura, Anomalagrion, Ischnura, 

 Amphiagrion, Oxyagrion, Acanthagrion, XIphiagrion, I^nallagma] of the 

 first part of the genus Agrion ; summary of the characters upon which the 

 subgenera are based (by E. de Selys-Longchamps), p. xxxv-xxxvii; similar 

 table of the twelve subgenera [Nehalennia, Agrion, Pyrrhosoma, Ery- 

 thromma, Pseudagrion, Xanthagrion, Ceriagrion, Argiagrion, Anisagrioa, 

 Telagrion, Leptagrion, Erythragrion] of the second part (by the same), 

 p. xlviiI-1. d. List of Members, p. cix-cxvii. 



