178 KANSAS UNIVERSITY SCIENCE BULLETIN. 



the length of the small cross-vein from the wing margin. Length, 

 mm. 

 Numerous specimens ; May. 



3 mm. 



Notiphila confinis, n. sp. 



Male and female : Front brownish pollinose, two fron to- 

 orbital bristles, a weaker vertical bristle near the eye, ocellar 

 bristles small ; occiput and cheeks grayish pollinose, a strong 

 bristle on latter; face grayish-yellow pollinose, with three 

 strong and several smaller bristles on either side, about as 

 broad as long ; antenna^ yellow, apical half of third joint black, 

 third joint excavated above and internally, spines and bristles 

 of second joint black, arista with eleven rays ; proboscis black, 

 palpi yellow, clavate. Thorax uniformly grayish-brown polli- 

 nose, on each side two dorsocentrals, one humeral, one presu- 

 tural , two notopleural, three supraalar, and a pair of prescutellar 

 bristles present ; scutellum with a basal and an apical pair ; 

 halteres yellow. Abdomen grayish-brown pollinose, two sub- 

 median lines on second and following segments dark brown. 

 Legs black, knees, anterior tibiae except a narrow subapical 

 band, middle and hind tibiie and tarsi except last two joints, 

 yellow, middle tibiae with three bristles externally. Wings 

 hyaline, veins brown, a spine at tip of first vein, posterior 

 cross-vein nearly straight, about two-thirds of its length from 

 the wing border. Length, 3.5 mm. 



Ten specimens ; May and June. 



Pakalimna. 



(Loew, Monogr. i, 138; 1862.) 



Paralimna nigripes, n. sp. 



Male and female : Front, occiput, cheeks, clypeus, a spot de- 

 scending from between bases of antennae, and sometimes facial 

 orbits brown pollinose ; face gray pollinose ; front with four 

 fronto-orbitals on each side, the lower one directed forward; 

 face with two bristles and several small hairs on each side ; 

 cheeks with one strong bristle ; mouth-parts and antennae black, 

 arista with thirteen rays. Thorax brown pollinose, mesonotum 

 with numerous small, irregularly placed, yellowish brown 

 spots, three dorsocentrals, one humeral, one presutural, two 

 notopleural, one supraalar, one intraalar, and a pair of pre- 

 scutellar bristles ; scutellum with two pairs of bristles ; meta- 



