_92 TREUBIA VOL. Il, 1. 
Parallelodiplosis paspali n. sp. 
This species was received from W. DOCTERS V. LEEUWEN under date 
of July 15th, 1920 and labelled 19, Paspalum scrobiculatum Hook, 
Buitenzorg VI, 1920. New gall, !) D.v.L., Alt. 250 m. The generic reference 
is tentative. 
Male, Length 3 mm. Antennae !/, longer than the body, thickly haired, light brown, 
14 segments, the 5th with stems 2!/, and 3 times their diameters repectively. Basal — 
enlargement sub-globose, distal enlargement with a length one half greater than its 
diameter and a distinct constriction near the basal third, circumfila rather long. Terminal 
segment produced, the basal portion of the stem with a length 5 times its diameter, the 
distal enlargement sub-cyclindrical, with a length 3 times its diameter, apically with a 
slender fusiform appendage. Palpi, first segment short, stout, irregular, the second 
irregularly triangular, the third with a length '/, greater than its diameter, ovoid, the 
fourth !/, longer than the third, rather broad. Mesonotum yellowish brown, scutellum 
and postscutellum yellowish brown, abdomen yellowish. Genitalia slightly fuscous, wings 
hyaline, halteres yellowish basally, fuscous apically, legs pale straw, claws rather long, 
slender, strongly curved, simple, the pulvilli as long as the claws. Genitalia; basal clasp 
segment moderately long, stout, terminal clasp segment short, stout. Dorsal plate short, 
broad, broadly and triangularly emarginate. Ventral plate broad, broadly rounded apically. 
Female. Length 3 mm. Antennae nearly as long as the body, sparsely haired, 
dark brown, 14 segments, the Sth with a stem !/; the length of the cyclindrical basal 
enlargement, which latter has a length 3!/, times its diameter, Terminal segment 
produced, the basal enlargement with a length 4 times its diameter and apically a 
slender, tapering process, slightly swollen basally. Mesonotum reddish brown. Scutellum 
and postscutellum yellowish, abdomen yellowish brown, halteres whitish transparent, 
legs pale straw, ovipositor short, the terminal lobes narrowly triangular and sparsely 
setose, other characters nearly the same as in the male, 
Pupa. Length 3 mm., rather slender, antennal horns prominent, wing cases extending 
to the third abdominal segment, leg cases nearly to the tip of the abdomen, both brown 
or dark brown. The abdomen yellowish brown. 
Type Cecid. A 3151 N.Y. State Museum. 
') A leaf-sheath gall. 
