72 DITTERI DEL MESSICO 



35. VAN BER WuLP F. M., Dìagtioses of new mexican Muscidae, in " Tijdschrift voor 

 Èntom. „, XXXV, 1892, pp. 183-195. 



36. Walker Fk., Descriptions etc. of the Insects coUected bij Captain P. P. King in 



the Survey of the Straits of Magellan, 1834. 



37. Id. List of the specimens of Dipterous Insects in the collection of the British Museum, 



1848-1855. 



38. Id. Insecta Saundersiana : or characters of undescribed Insects in the collection of 



W, W. Saunders, Esq., I, London, 1856. 



39. Id. Characters of undescribed Diptera in the Collection of W. W. Saunders, Esq., 



XXin, in " Transactions of the entomol. Society of London „, voi. V, n. s., 

 part Vn, 1857, pp. 1-67. 



40. WiEDEMANN W., Aussereuropaeische ziceiflugeUgen Insekten. Hamm, 1830. 



41. WiLLiSTON S. W., Dipterological notes and descriptions , in " Transactions of the 



American entomol. Society „, XIII, 1886, pp. 287-307. 



42. Id. The Dipterous parasites of North American Butterflies, in " Scudder's Butterflies 

 of the Eastern United States and Canada „, Cambridge, 1889, pp. 1912-1924. 



43. Zetterstedt J. W., Diptera Scandinaviae disposila et descripta, Lundae, 1842-1860. 



