170 [March 



BouCHfi, ibid. p. 40, Tab. Ill, fig. 15 (last segni. of the pupa). Sc.pruinom 

 Boucbe. In decaying vegetable matter. Descr. of 1. p. i. 

 " ibid., p. 40. >SV. elongata Boucbe. Under tbe bark of decay- 

 ing pines. Descr. of 1. p. i 



DuFOUR, 1. c, Ann. Sc. natur., 2e serie, Xlle. Vol. Tab. I., fig. 28-29 

 (1. p.). Sc. ingenua Dufour; in fungi. Descr. of 1. p. i. 



Heeger, Beitrage, etc., Sitzb. d. Wien. Acad. XI., p. 27. Tab II., (1. p. 

 and details.) S. fuscipes M. Under ground, among decaying 

 vegetable matter. Detailed description of the 1. p. and i., with 

 an account of the habits. (Extract given above p. 164.) 



Curtis, Journ. Roy. Agric. Soc, X., p. 101. Tab. V. S. qidnqnelineafa 

 Macq., bred from rotten potatoes which were covered with slimy 

 threads spun by the larva. No other details given. The plate 

 gives an indistinct figure of 1. and p. 

 " Grardener's Chronicle for 1845, p. 784 (with figure of 1. and p). 



Sciara fucata M., ( ? or ;S'. pruinosa Bouche). Short de- 

 scription ; figures not remarkable. 

 " Farm-Insects : being the nat. history and economy of the insects 



injurious to field-crops in Grr. Britain and Ireland, 1860. I vol. 

 with plates. Reproduces on page 460, the remarks of the two for- 

 mer articles on Sc. fucata M. (1. p. i. figured), Sc qulnquelineata 

 Macq. and Sc. j vh'caria M ?, all reared from rotten potatoes. 

 Nothing of importance for the knowledge of the transformations. 



GtIMMErthAl, Beobachtungen iiber einige, in krankhaft faulenden 

 Kartoffeln gefundene Acarier uud Diptern-Larven. Arb. d. 

 Rigaer Naturf Ver. I., p. 825. Tab. III., fig. 3 (1. p.). S. 

 cittaia Meig., bred from rotten potatoes. Descript. and figures 

 of 1. and p. Nothing new. *SV. longipes found in the same 

 situations. 



LoKW, Dipt. Beitrage, fasc. 4th, p. 18. 1850. S. tiUcola Lw., produ- 

 ci)ig a gall (see above p. 164). .S'. morio ]M., in the stalks 

 of Arcfiuni ; no other details given. 



Zur Verwandlungsgesch. einiger Dipteren aus il. Abth. d. X<- 

 morcren- und lib. ihre Stellung im Systeme. Stettiuer Entom. 

 Zeit., 1848, p. 27. Considerations on the natural affinities of 

 Sciara ; its pupa, compared to that of Lai^ioptcra. (The figures 

 of both pupge belonging to this paper are to be foimd in the same 

 joiivnal for 1841, Tab. I., fig. 11-14.) 



Meiokn. Europ. Zweifl. I., p. 228. obtained .SV. hiiaJipcimh from flower- 

 pots, (n. e.) 



