454 Mr. Fred. Enock on 



width, the longest cilia 0'2 mm. The legs somewhat short, the femora 

 compressed. 



Length 0"6 mm. 



Hab. Woking : July 1885 ; Loughton : July 1897 

 (Fred. Enock); Burnham Beeches: 1908 (C. 0. Water- 

 house). 



Parallelaptera, n. gen. 



Tarsi are 4-jointed. The abdomen sessile. The antennae of the 

 male 11 joints, of the female 8 joints. 



The ivings are without any surface hairs and almost parallel ; the 

 posterior wings are the same length as the anterior. 



The ovipositor projecting beyond the apex of the abdomen. 



Parallelaptera imnis, n. sp. (PI. XIII, figs. 1-5.) 



Head dark brown ; the thorax and abdomen lighter. The antennae 

 of the male 11 joints, of the female 8 joints — testaceous. The scape 

 somewhat slender ; the pedicel the same width as the scape in the 

 centre ; the 3rd and 4th joints the same length, cylindric, the 5th 

 joint much longer, the 6th longer than the 5th and the 7th equal to 

 the 3rd, 4tli and 5th combined. The club equal to the 6th and 7th 

 combined and having two ridges running down half its length, and 

 twice as broad as the funicular joints. The base and tip slightly 

 pointed ; the sides parallel ; the eyes dark. The thorax longer than 

 the abdomen. The wincjs quite clear of all surface hair, rounded on 

 the outer margin, the anterior toing is 0"45 mm. long by 0'33 mm. 

 broad, the sides almost parallel. The cilia long, the longest 0'2 mm. 

 The tarsi much longer than tibiae. 



Length 0'6 mm. 



Hah. Woking : September 1885 {Fred. Enock). 



This and the preceding new genus are quite distinct in 

 the shape of the wings from any of those hitherto recorded. 



Erythmelus, n. gen. 



The tarsi are 4-jointed ; the abdomen sessile ; the antennae of the 

 male 13 joints, of the female 9 joints. The scape is long, the same 

 length as the club, which is pointed. The wings are straight on the 

 costa, and very much swollen on the inner margin. The anterior 

 wing is 0-65 mm. in length by 0'16 mm. in width ; the longest cilia 

 0-16 mm. The ovipositor projecting just beyond the apex of the 

 abdomen. 



