1916.] NATURAL SCIENCES OF PHILADELPHIA. 193 



Allotype, 9 , with the type. 



Paratopotypes, 3 cf 9 . 



Type in the collection of the United States Nal ional Museum. 



This well-marked species suggests (7. endcrlcuu Alexander {annulate 

 Enderlein) in its large size and long rostrum, but differs in the wing- 

 pattern, the darker apices to the femora and tibiae and the two 

 longitudinal black hands on the abdomen, not annulated as in thai 

 species. 



Geranomyia virescens I.oew. 



Aporosa uirescens Loew; Linnaea Entomologica, vol. ">, p. 398 (1851 . 



The following records for this fly admitting it to the United States 

 fauna: 



Biscayne Bay, Dade County, Florida (Mrs. Slosson). 



Miami, Dade County, Florida (Knab), December 24, 1914, feeding 

 on the blossoms of Persea (Lauracece). 



Geranomyia rostrata Say. (Plate XXV, fig. 7.) 



Limnobia rostrata Say; Journal Academy Natural Sciences Philadelphia, 

 vol. 3, p. 22 (1823). 



This species ranges over the eastern United States and Canada, 

 from Maine and Canada to Florida, west to Illinois and Louisiana. 

 What has been determined as this species ranges over the Antilles 

 and the records for the Greater Antilles, at least, are probably 

 correct. Knab's records show this species to feed on various Com- 

 posite flowers (Eupatorium, Solidago and Helianthus). 



Geranomyia ibis sp. n. 



Related to insignis Loew; head gray with two black lines; praescu- 

 tum grayish with three narrow black lines; pleura gray; femora 

 yellowish apically with a subterminal browm annulus; wings nearly 

 hyaline wdth a sparse darker pattern. 



Female. — Length, excluding the rostrum, 7 mm.; wing, 7.3 mm.; 

 rostrum, 2.3 mm. 



Rostrum rather short, black. Antennae black, the flagellar seg- 

 ments short-oval. Head gray with two linear, parallel, black marks 

 extending from the vertex to the occiput. 



Pronotum brownish gray, shiny black on the dorso-median line. 

 Mesonotal praescutum pale reddish gray, with three very narrow 

 black stripes, the median stripe only a little broader than the lateral 

 stripes, narrowed caudally and not attaining the suture; lateral 

 stripes long, slightly <•< mvergent and more browmish behind, crossing 

 the suture and occupying the proximal edge of the scuta! lobes; 



