Vol. xxviii ] 



ENTOMOLOGICAL NEWS. 



125 



4 Middle tibiae thickened only near the base hirtipes Loew. 



Middle tibiae incrassated throughout 



5 Middle tibiae with a pedunculated knob near their apices. . 



philoctetes Wh. 

 Middle tibiae without a knob 6 



6 Middle tibiae entirely black oedipus Wh. 



Middle tibiae in large part yellow 7 



7 Middle metatarsi bent semicircularly thersites Wh. 



Middle metatarsi not strongly curved claudicans Loew. 



Campsicnemus arcuatus sp. nov. (Fig. 1). 



$ . Length 2 mm., of wing 2.5 mm. Face narrow above, wider below, 

 covered with dark yellowish brown pollen; front shining black; an- 

 tennae black, third joint larger than wide, rounded at tip. 



Thorax shining black on the dorsum with purple reflections and an 

 obscure green vitta visible on the posterior part. Scutellum bluish 

 black with a reddish border; it has one pair of large bristles and be- 

 tween these are six hairs on the margin. Abdomen dull black ; hy- 

 popygium concealed. 



Fig. i. Tibia and metatarsus of middle leg of Campsicnemus arcuatus sp. nov. 

 Fig. 2. First and second joints of middle tarsus of C. nignpes sp. nov. 

 Fig. 3 Wing of Liancalus hydrophilus Aid. 

 Fig. 4. Wing of L. limbatus sp. nov. 



Fore coxae yellow with silvery pollen and minute black hairs on the 

 front surface; middle and hind cox?e black; all femora yellow, the fore 

 pair a little blackened at base ; middle pair narrowed near the apex; 

 fore and hind tibiae blackened at tip for one-third their length, also 

 somewhat darkened at base, more yellowish in middle: middle tibiae 

 narrowed and briefly yellow at base, the remainder dull black, some- 

 what flattened, strongly and evenly arcuate, fringed with long delicate 

 hairs above, these hairs curled at their tips; middle metatarsi curved 

 upwards and with a stout sharp spur at tip (Fig. i). 



