A Guide to the Literature of British Diptera. 115 
of the Knapweed Gall-fly Urophora solstitialis, Linn. Ann. Appl. 
Grol. (Cambridge), i. pp. 142-169, pls. xi., xu. (1914). 
380. The Celery Fly (Acidia heracler). Bd. of Agri. Leaflet, No. 35 
(March 1897 ; revised Aug. 1905). 
3881. The Asparagus Fly (Platyparea peciloptera). Bd. of Agric. Leaftet, 
No. 124 (Dec. 1904). 
082. The Celery Fly (Tephritis et ainis, Habr.); Journ. Bd. Agric., 
1, p. 209 (1894). 
82a. BRADLEY, R. C.: Notes on British Trypetide, with Additions to the 
List. nt. Mo, Mag., xxxvii. p. 9 (1901). 
SEPSID A. 
3883. WALKER, F.: Observations on the British species of Sepside. nt. 
Mag., 1. pp. 244-256 (1833). 
384. Celery Stem Fly (Piophila api, Westwood). Journ, Bd. Agric. i. p. 211 
(1894). 
MICROPEZIDA. 
No special literature. 
PSILIDZ. 
385. AUSTEN, E. E.: On the British species of the Dipterous genus Lozocera, 
Mg. (Fam. Psilidz), with the description of a new variety. Ent. Mo. 
Mag., Xxxv. pp. 65-68 (1899). 
386. The Carrot Fly (Psila rose). Bad. of Agric. Leaflet, No. 38 (April 1897 ; 
revised Aug. 1905). See also Journ. Bd. Agric., iii. p. 390 (1897). 
CHLOROPIDA. 
387. Daz, C. W.: Notes on British Diptera of the Family Oscinide. nt. 
Mo. Mag., xvi. pp. 233-234 (1879-80). 
388. Hewitt, T. R.: The Larva and Puparium of the Frit-fly. Sc. Proc. Roy. 
Dubl, Soc., xiv. pp. 313-318, pl. xxvii. (1914). 
389. The Ribbon-Footed Corn-Fly (Chlorops teniopus, Meigen). Bd. of Agric. 
Leaflet, No. 24 (Aug. 1893 ; revised May 1903). 
389a. The Frit-fly (Oscinis frit). Bd. of Agric. Leaflet, No. 202 (Dec. 1907; 
revised July 1914). 
EPHYDRID&. 
390. Hanipay, A. H.: Remarks on the Generic Distribution of the British 
Hydromyzides. Ann. Nat. Hist., iii. pp. 217-224, 401-414 (1839). 
391. Lams, C. G.: Ochthera mantispa, Lw., an Ephydrid new to Britain. 
Ent. Mo. Mag., x\. p. 277 (1904). 
392. Mauiocu, J. R.: Hyadina nitida, Mcq., a species of Diptera new to the 
British List. nt. Mo. Mag,., xliv. pp. 205-206 (1908). 
