262 MAINE AGRICULTURAL EXPERIMENT STATION. I9II. 



6. Genus Ncttratelia Rondani. ^ 

 Dipterologiae Italicse, Prodroinus I. 195. 1856. 

 AnacUnia Winnertz, Verb. Zool.-bot. Ges. Wien. XIII, 770. 



1863. 

 Ocelli 3 in number, the laterals remote from the eye margin. 

 Wings elongate oval ; costa produced more or less beyond the 

 tip of the radial sector; subcosta ends before the middle of the 

 wing; subcostal crossvein (Sc/) present though often faint; 

 radial sector strongly undulating; anterior branch of media dis- 

 connected at the base (Figs. 174-176). 



Tabic of species. 

 a. Base of each abdominal segment and larger part underneath yel- 

 low; subcostal crossvein absent. Odotitopoda sayi. 

 aa. Abdomen either unicolored or apices of segments yellowish; sub- 

 costal crossvein present though sometimes rather faint. 

 b. Coxae largely black; the humeri, tibiae, inner side and narrow 

 apices of front coxae and the halteres, yellow, remaining parts 

 blackish ; fore metatarsus longer than its tibia. i. coxalis 

 bb. Coxae largely yellowish. 



c. Fore metatarsus over 3-8 longer than tibia. 



d. Thorax largely blackish (Calif.). 2. silvatica n. sp. 



dd. Thorax largely yellowish (Vt.). 3. scitula n. sp. 



cc. Fore metatarsus not more than 1-20 longer than its tibia, 

 d. Abdominal segments with yellow posterior margins. 



e. Fore metatarsus slightly shorter .than its tibia ; thorax 



largely yellowish. (Id.). 4. emincns n. sp. 



ee. Fore metatarsus slightly longer than its tibia ; thorax 



mainly dark brown. (Mass.). 5. dcsidiosa n. sp. 



dd. Abdomen wholly black. 6. nemoralis. 



I. Neuratelia coxalis Coquillett. 

 Journal N. Y. Ent. Soc. XIII. 68. 1905 (Anaclinia). 

 Length 5 mm. Black, the humeri, femora, tibiae, inner side 

 and narrow apices of front coxae, and the halteres, yellow. 

 Body somewhat polished, thinly gray pruinose, the hairs yel- 

 lowish. First joint of front tarsi longer than the tibiae. Wings 

 hyaline, venation normal. "B. C," June and July. 



2. Neuratelia silz'atica n. sp. 

 Male. Length 6 mm. Blackish brown, somewhat polished; 

 the pleura brown; the palpi, labrum, scape of flagellum, small 

 humeral spot, coxae, femora, tibiae, and halteres yellow, tarsi 



