Calvert : Odonata of the Neotropical Region. 243 



Inferior appendage half as long as the superiors, its apex in ventral 

 view one-third as wide as its base, ochreous. 



Anterior lamina extremely small, hamule and genital lobe subequally 

 prominent, the former bifid, outer branch longer. 



Wings uncolored, antenodals of all the wings and some adjoining 

 cross-veins pale yellow, much of the remaining venation reddish, 

 stigma pale yellow. Front wings with 8 (7 in one wing) antenodals, 

 hind wings with 6. 



Abdomen 17.5, hind wing 18-18. 5 mm. 



9 unknown. 



Habitat: — Brazil, Cachoeira, 1 d\ no. 36; Cuyaba, 1 cP (abd. 

 segs. 6-10 lost) ; both by H. H. Smith. Carnegie Museum, Pitts- 

 burgh. 



Paraguay, Sapucay, by W. T. Foster, November 1 cT, December 

 1 d\ U. S. National Museum. 



161. Micrathyria tibialis Kirby. 



Micrathyria tibialis Kirby, Ann. Mag. Nat. Hist. (6) xix, p. 610, pi. xiii, figs. 5, 6 

 (entire insects <£,£). 1897. 



Habitat: — Brazil, Bonito, in Pernambuco, December 30, 1882, 

 1 cT. U. S. National Museum. 



Rio Grande do Sul, 1 9 ; Uacaryzal, 1 cf , 1 9 ; Cachoeira, 1 S 

 no. 51. 



Bolivia, Piedra Blanca, April, 1^,1? and parts of two others. 



Paraguay, Concepcion, 1 $. 



All but the Bonito cJ 1 by H. H. Smith. Carnegie Museum, Pitts- 

 burgh. 



162. Micrathyria eximia Kirby. 



Micrathyria eximia Calvert, Biol. Centr.-Amer. Neurop., p. 230, pi. ix, figs. 28-30 

 (genit., apps., $ , venation £). 1906. 



Habitat : — Brazil, Cuyaba, 1 cT ; Chapada, 3 r? and part of 1 

 other, no. 36 ; Cachoeira, 1 <S , no. 52 ; all by H. H. Smith. Carnegie 

 Museum, Pittsburgh. 



Minas Geraes, 1 cT ; Rio de Janeiro, by Reinhardt, 1 9. Museum 

 of Comparative Zoology, Cambridge, Mass. 



163. Nephepeltia flavifrons Karsch. 



Nephepeltia Jlavifrons Calvert, Biol. Centr.-Amer. Neurop., p. 230. 1906. 



Habitat : — Brazil, Rio Grande do Sul, by H. H. Smith, 1 9 and 

 part of 1 cT. Carnegie Museum, Pittsburgh. 



