Preliminary Catalogue of British Cecidomyidae. 401 



Durham, Billinghain, Lameslcy and Gibside. North- 

 umberland, Ovingham. Yorkshire, Bardsey near Leeds. 



*336. C. schlechtendali Riibsaamen, 1911, p. 16; KiefEer, 

 191 3-2, p. 238. 



On Convolvidns se-pium. 



Northumberland, Waikwortli. Durham, between 

 Wolviston and Greatham. 



Mycodiplosis Riibsaamen, 1895-1, p. 186. 



336a. M. coniophaga Winnertz, 1853, p. 267; Kieffer, 

 1913-2, p. 242. 



*337. Mycodiplosis sp. Bagnall and Harrison, 1917-2, p. 208. 



On the aecidia of Uromyces junci, larva orange-red. 

 Durham, Billingham. 



*338. Mycodiplosis sp. Bagnall and Harrison, 1917-2, p. 208. 



On Crepis paludosa, larvae orange-pink, feeding on 

 Puccinia major. 



Durham, Waldridge Fell. 



*339. Mycodiplosis sp. Bagnall and Harrison, 1917 (v), 

 p. 14. 



On Cirsimn arvense, larvae crimson, feeding on Puccinia 

 suavolens. 



Durham, Fatfield, Fulwell near Sunderland, Penshaw. 

 Northumberland, Warkworth. 



*340. Mycodiplosis sp. Bagnall and Harrison, 1917-3, 

 p. 229. 



Larvae yellowish-orange on Puccinia hieracii on H. boreale. 

 Durham, Winlaton Mill. 



Massalongia Kieffer, 1897-3, p. 12. 



341. M. rubra Kiefier, 1890-3, p. 199; 1913-2, p. 246. 



On Betula alba. Swanton, 193 ; Houard, 1075. 

 Northumberland, four miles north of Morpeth; 



