YORKSHIRE HYMENOPTERA IN 1879, 1880 AND 1881. 95 



X Sciopteryx costal is Fab. 



Taken near Leeds in the spring of 1879 by the late W. P. 

 Weston. For this record I am indebted to Mr. E. A. Fitch, who 

 named the specimens (Roebuck). 



X Athalia ancilla Lep. York, 1881, I met with seven of 

 this interesting species. It occurs singly on a variety of plants 

 round this neighbourhood (Wilson). 



A. spinarum (Fab.) See first list, p. 27. 



A. rosae (L.) See first list, p. 27, second list, p. 64. Two 

 specimens taken near York in 1879 or 1880 (Wilson, Ent., p. 90). 



Dolerus pratensis (L.) See first list, p. 28. One, 

 Holgate, 1 88 1 (Wilson). 



D. lateritius KL See first list, p. 28. 



X D. palustris Kl. One near York in 1879 or 1880 (Wilson 

 Ent., p. 90). 



D. gonager Kl. See first list, p. 28. 



Taken near Leeds in the spring of 1879 by the late W. P. 

 Weston, and named by Mr. E. A. Fitch (Roebuck). 



Huddersfield specimens taken by Mr. S. D. Bairstow in 1879, 

 named by Mr. P. Cameron (Roebuck). 



One specimen near York in 1879 or 1880 (Wilson, Ent,, p. 90). 



D. niger (L.) See first list, p. 28. York, 1881, two 

 specimens found in wood (Wilson). 



X D. cenchris Htg. Taken near Leeds in the spring of 

 1879 by the late W. P. Weston and named by Mr. E. A. Fitch 

 (Roebuck). Near York, 1879 or 1880, four specimens amongst 

 nettles (Wilson, Ent., p. 90). 



X Poecilosoma submutica Thorns. Holgate, 1881, two 

 examples (Wilson). 



X P. excisa Thorns. 

 A specimen taken at Storthes Hall near Huddersfield in 

 1879 by Mr. S. D. Bairstow is pronounced by Mr. Peter Cameron 

 and M. Ed. Andre to belong to this species {cf. E.M.M., xvi. 

 119, and xvi. 250, April 1880). 



