Vol. XXVli] ENTOMOLOGICAL NEWS. 343 



7. Arctocorisa modesta n. sp. 



Tawny yellow with brown markings ; pronotum clavus and anterior 

 half of corium strongly rastrate. Fovea elliptical, reaching middle of 

 eye. Pala cultrate, slightly produced at base and somewhat incurved ; 

 pegs 33 in number in a single row, the distal ones slightly elongated. 

 Pronotum subtriangular with 9 unbroken brown lines. Clavus nar- 

 nowly margined with yellow, the brown lines broken, forked and con- 

 fluent. Corial lineations inosculate, tending to coalesce in a vitta to- 

 ward the inner margin ; those of the membrane coalescing in a central 

 fleck. Strigil minute. Length, 5 mm.; width, \y 2 mm. 



Holotype, a male from Piney Branch, District of Columbia, 

 May [D. E. Clemmons]. 



Allotype, a female, same data. 



Paratypcs from Washington, District of Columbia; Plum- 

 mer's Island and Great Falls, Maryland, and Charles Bridge, 

 Virginia. 



New Species of Crane-Flies from the West Indies 



(Tipulidae, Dip.). 



By CHARLES P. ALEXANDER, Ithaca, New York. 



The material upon which this paper is based is largely the 

 property of the American Museum of Natural History and I 

 am indebted to the curator, Dr. F. E. Lutz, for the loan of 

 the same. 



Subfamily LIMNOBINAE, Tribe Eriopterini. 

 Gonomyia (Leiponeura) helophila, sp. n. (Text figs. 1, 3.) 



Male. Length, 4.6-5.2 mm.; wing, 5-5.3 mm. Female. Length, 4.8- 

 5.3 mm. ; wing, 5-4-57 mm. 



Rostrum and palpi dark brownish black. Antennae with the scape 

 dark brownish black below, yellow above; the flagellum light yellowish 

 brown, the terminal segments blackish ; flagellum with an abundant 

 pale pubescence and very elongate hairs. Head yellow with a vertical 

 brownish mark. 



Pronotum with the scutum yellowish white, broadly grayish brown 

 on the dorso-median area ; scutellum light yellow. Mesonotal prae- 

 scutum light gray with four light brown stripes; middle stripes elon- 

 gate becoming confluent behind and prolonged caudad on the mid-dorsal 

 line of the scutum: tuberculate pits far up on the cephalic margin of 



* Contribution from the Entomological Laboratory of Cornell Uni- 

 versity. 



