33S 



The type specimen of macroucura was sent me by Prof. J. M. Al- 

 drich, and is in the collection of this Laboratory. 



10. JOHANNSENOMYIA MAGNA Coquillett 



Ceratopogon magnus Coquillett, Jour. N. Y. Ent. Soo., Vol. 13, 1905, p. (51. 

 Johannseniella magna (Coquillett) Malloch, Bull. 111. State Lab. Nat. Hist., Vol. 

 10, p. 227. 



I have not seen this species. It was originally described from 

 Texas. Male undescribed. 



II. JOHANXSENOMYIA STIGMALIS Coquillett 



Ceratopogon sUgmalis Coquillett, Proc. U. S. Nat. Mus., A"ol. 25, 1902, p. 86. 

 Johannseniella stigynalis (Coquillett) Malloch, Bull. 111. State Lab. Nat. Hist., 

 Vol. 10, p. 227. 



I have not seen this species. It was originally described from Las 

 Vegas Hot Springs, New Mexico. Male undescribed. 



12. JOHANXSENOMYIA HALTERALIS, n. sp. 



Male. — Glossy black. Face, flagellum of antennae and their plumes, 

 and the palpi yellowish. Legs yellow, blackened on mid and hind coxae, 

 the hind femora, except their bases, and the whole of the hind tibia?, 

 apices of femora and bases of tibiae of fore and mid legs brownish ; 

 apices of all tarsi blackened. Halteres with black knobs. 



Eyes narrowly separated ; antennae reaching to middle of abdomen 

 Disc of mesonotum covered with short closely placed brownish hairs. 

 Abdomen slender; hypopygium very small, the apex of abdomen trun- 

 cated and the hypopygium generally directed downward and closely 

 adherent to surface of abdomen. Legs very slender and elongated, the 

 posterior pair particularly so ; basal joint of hind tarsus two thirds as 

 long as hind tibia and distinctly longer than remaining joints com- 

 bined ; fourth joint less than half as long as fifth ; the latter with two 

 pairs of blunt spines at middle, the fifth joint of fore and mid tarsi 

 unspined; claws of fore and mid tarsi small, not a third as long as fifth 

 joint; those of the hind tarsi about half as long as fifth joint. Third 

 vein to three fourths the wing-length ; first, short of middle of third ; 

 media forking before cross vein ; cubitus forking below cross vein. 



Female. — Glossy black. Face brownish yellow, palpi yellow. Base 

 of abdomen yellow. Legs yellow, black on apical third of mid and 

 hind femora and on the extreme apices of fore and mid tibiae and the 

 apical third of hind pair, and the last three tarsal joints of all legs 

 also black. 



