335 



4- JOHANNSENOMYIA ALBARIA Coquillett 



Ceratopogon alborius Coquillett, Proe. Acad. Nat. Sci. Phil., 1895, p. 308. 

 Johannseniella maqnipennis Johannsen, Bull. 124, N. Y. State Mus., 1908, p. 268. 

 Johannseniella albaria (Coquillett) Malloeh, Bull. 111. State Lab. Nat. Hist., Vol. 

 10, p. 228. 



In addition to Algonquin, Urbana, and Havana, Illinois localities 

 alre3dv recorded, specimens of this species have been added to the 

 Laboratorv collection this vear (1914) from the following localities, 

 also in Illinois : Muncie, May and July, Monticello, June, and bum- 



ner, August 2. • 1 1 u-4. 



Females only have been taken, and no information as to the habits 



of the adult has been obtained. 



5. JOHANNSENOMYIA FLAVIDULA Malloch 

 JohnnnseuieJla fioridula Malloeh, Bull. 111. State Lab. Nat. Hist., Vol. 10, Art. IV. 

 (1914), p. 2.30. 



Havana and Algonquin are the localities already recorded for this 

 species and Mr. Hart and the writer took large numbers of the pupae 

 from the Big Muddy River near Grand Tower, 111., m April 1914, 

 from which both sexes were reared. 



6. JOHANNSENOMYIA POLITA CoquiUctt 

 Ceratopoqon politus Coquillett, Proe. U. S. Nat. Mus., Vol. 23, 1901, p. 606. 

 Johannseniella polita (Coquillett) Malloeh. Bull. 111. State Lab. Nat. Hist., Vol. 

 10, p. 227. 



Female— Glossy black. Legs brownish black, apices of tibiae paler, 

 tarsi whitish vellow. Knobs of halteres whitish yellow. 



Eves narrowlv separated; antenna short, barely as long as head 

 and thorax together. Mesonotum with the discal hairs rather long, 

 those on center confined to the normal three lines ; the setulose hairs m 

 front of wing-base and on margin of scutellum very long. Legs not 

 noticeablv thickened nor elongated; basal joint of hmd tarsus not half 

 as long as hind ti1)ia and equal in length to the next three joints com- 

 bined- fifth tarsal joint unspined; fore and mid tarsi with the claws 

 subequal, hind pair with the inner four times as long_ as the outer. 

 Third vein to two thirds the wing-length ; first vein to middle of third ; 

 media forking at cross vein, the base of the posterior branch indis- 

 tinct ; cubitus forking below cross vein. 



Length, 1.5 mm. . 



I have not seen this species from Illinois, the only example 1 have 

 being a female submitted by Prof. O. A. Johannsen, taken at Ithaca, 

 N. Y. 



