ART. 19. MOTHS OF THE GENUS DIATRAEA DYAR AND HEINRICH 27 



From Brazil, Sao Paulo and Castro; only the male and female 

 types before us. 



Life history is unknown. 

 Type, — In National Collection. 

 Type locality. — Sao Paulo, Brazil. 



DIATRAEA STRIGIPENNELLA Dyar 



Figures 23, 66 



Diatraea stngipetmella Dyab, Ent. News, vol. 22, 1911, p. 206. 



Indistinguishable in coloration or frontal structure from anatheri- 

 cola; separable on details of the genitalia. 



Expanse. — Male, 27 mm. ; female, 25-28 mm. 



Male genitalia with a strongly chitinized, subbasal, somewhat 

 roughened and serrate projection from costa of harpe. Uncus and 

 gnathos pointed. Anellus with a bluntly pointed, finely spined, 

 central projection and long slender, lateral arms, the latter finely 

 serrate toward their extremities. Cornutus a heavy bush of coarse 

 serrations, about two-thirds as long as aedoeagus. 



Female genitalia with ductus moderately long, strongly chitinized, 

 broadening toward genital opening and produced beneath into a 

 shield before genital opening. Area behind genital opening unpig- 

 mented and smooth. Bursa of moderate size with half one side 

 toward ductus strongly chitinized and wrinkled, and with an inter- 

 nal, median girdle of serrate ridges. 



Abdomen of male without lateral tufts on second segment. 



One male, four females before us, from the type locality (Schaus 

 Collection). 



The life history is unknown. 



Type. — In National Collection. 



Type locality. — Castro, Parana, Brazil. 



DIATRAEA CAYENNELLA, new species 

 Figures 24, 65 



Indistinguishable from stfigipennella and anathericola in color 

 and frontal structure. Separable by details of the genitalia. 



Expanse. — Male, 26 mm.; female, 28 mm. 



Male genitalia with two strongly chitinized projections from costa 

 of harpe, an irregularly serrate, pointed subbasal one, and a broad 

 flat, serrate, hooked, basal one. Uncus and gnathos pointed. Anel- 

 lus with a smooth, pointed, central projection, and moderately long, 

 tapering, sharply pointed, lateral arms, the latter rather strongly 

 serrate toward their apices. Figured from type. 



