96 PROCEEDINGS OF THE ACADEMY OF [Part I 



pruinose; dorso-pleural region dark brown. Halteres brown. Legs 

 with the coxae and trochanters testaceous; femora obscure yellow, 

 the tips broadly dark brown; tibiae similar, the tips narrowly dark 

 brown; tarsi dark brown. Wings with a strong brownish tinge, 

 the costal and subcostal cells dark brown; stigma oval, dark brown; 

 a dark brown cloud at the fork of Rs and along the cord to the fork 

 of M. Venation: Rs strongly arcuated at origin, a httle longer 

 than Rii-s', basal deflection of M1 + 2 a little shorter than that of 

 Mi+i] m about three times the deflection of M2. Abdomen dark 

 brown, the basal sternites obscure yellow; hypopygium brownish 

 yellow. Male hypopygium with the ninth tergite having a deep, 

 V-shaped notch, each lobe with a dense brush of long light yellow 

 bristles. Each sterno-pleurite produced caudad into a long, chitin- 

 ized blackened rod, the apex slightly dilated, spinulose, the extreme 

 apex with a large and conspicuous conical spine; pleural appendage 

 a simple curved arm, slightly dilated at the base, gradually nar- 

 rowed to the apex. 



Habitat. — Brazil, 



Holotype, c^, Teffe, January 9, 1920 (H. S. Parish). 



Ozodicera (Ozodicera) attenuata Alexander. 



1920. Ozodicera attenuata Alexander, Journ. X. Y. Ent. Soc, vol. 28, 

 pp. 8, 9. 



Prata, Brazil, July 5, 1919 (H. S. Parish) ; type. 

 Flores, Brazil, November 15, 1919 (H. S. Parish). 



Ozodicera (Ozodicera) bispinifer sp. n. 



Antennal pectinations short, the longest about equal to the seg- 

 ments that bear them; mesonotum brown, the four narrow stripes 

 more reddish brown; pleura buffy brown, sparsely pruinose; legs 

 brown, the tips of the. segments not distinctly darkened; wings 

 brown, the costal and subcostal cells more yellowish; male hypo- 

 pygium with the inner pleural appendage very complex, the lateral 

 portions produced into two conspicuous parallel reddish spines; 

 proximal portion of the appendage a slender blade that juts toward 

 the notch of the ninth tergite. 



Male. — Length 22 mm. ; wing 18 mm. 



Frontal prolongation of the head brown, darker laterally; nasus 

 stout; palpi dark brown. Antennal scape obscure yellow; flagellum 

 dark brown, the first segment paler basally; flagellar segments two 

 to seven unipectinate, the longest branches about equal to the 

 segments that bear them. Head brown. Mesonotal praescutum 

 brown with four narrow reddish brown stripes, the intermediate 

 pair narrowly separated from one another, each gradually narrowed 

 behind, ending before the suture; remainder of the mesonotum 

 brown, sparsely pruinose. Pleura light buff-brown, sparsely gray 

 pruinose. Halteres dark brown, the base of the stem a little paler. 

 Legs with the coxae concolorous with the thoracic pleura; trochanters 



