CORRIGENDA 



(1) 



On p. 216 (33) strike out the 8*1» and 9"» line from the 

 bottom, the last beginning with the words: About Australia etc. 



Put instead: 



From Australia we have the bare fact of the occurrence 

 there of Eristalis tenax. (F. A. A. Skuse, « Notes on the known 

 dipterous fauna of Australia », in the Trans. Australas. Assoc. 

 for the Adv. of Science; Melbourne meeting, 1890.) Until we 

 obtain the particulars of this immigration, it would be pre- 

 mature to draw any inferences. 



On p. (204) 21, line 12 from bottom, for 111, read 196. 

 » » (205) 22, » 14 » » for 106, read 191. 



» » (216) 33, » 14 » » for 130, read 215. 



Heidelberg, August 1893. 



^^ "^ "V^ I IS o 



Non essendo pronte le tre tavole che accompagnano la 

 memoria del Dott. Senna: Contribuzioni allo studio dei Brentidi: 

 Nota XXII, verranno inviate con altro fascicolo. 



(1) È da unirsi aUa nota di C. E. Osten Sacken : u On the so-called Bugovìa of 

 the ancients and ita relation to Eristalis tetiax, a two-winged insect. 



