THE CACTUS-FEEDING PHYCITINAE — HEINRICH 375 



Type. — In United States National Museum. 



Type locality. — Tapia, Tucuman, Argentina. 



Food plants. — Opuntia {Platypuntia) discolor Britton and Eose, 

 O. {Platypuntia) auromtmca Lindley. 



Distribution. — Argentina. 



Remarks. — Only three specimens are before me, the male type and 

 a pair (male and female) reared in Australia from Argentine stock 

 and sent me by Mr. Dodd. 



2. TUCUMANIA PORRECTA Dyar 



Plates 40, 49; Fiqtjees 60, 123 



Tucumania porrecta Dyab, Insecutor Inscitiae Menstruus, vol. 13, p. 225, 1925. 



Male. — Unknown. 



Female. — Larger and paler than that of tapiacola. Thorax pale 

 fawn color. Fore wing pale purplish fuscous with black markings 

 diffused ; antemedial and subterminal lines narrow, black, irregularly 

 dentate, distinguishable throughout but somewhat interrupted; dis- 

 cal dots at end of cell rather large but not sharply contrasted against 

 ground color of the wing because of scattered black dusting in the 

 surrounding area; dots along termen distinct; a short black streak 

 from base through middle of cell to apex of angulate antemedial line. 

 Hind wing white, faintly smoke-tinted, especially toward apex. 

 Legs pale purplish fuscous; femora and tibiae transversely banded 

 with blackish fuscous on outer sides. 



Alar expanse, 32-35 mm. 



Genitalia (fig. 60) with scobinations of bursa very fine but denser 

 than in tapiacola; a small patch of somewhat larger scobinations in 

 neck of bursa ; signum larger, with a thin even keel but no granula- 

 tions. 



Type. — In United States National Museum. 



Type locality. — Paysandu, Uruguay. 



Food plant. — Opuntia {Platypuntia) sp. 



Distribution. — Uruguay. 



Remarks. — Kepresented in the National collection only by the type 

 and paratype from the type locality (A. P. Dodd, Feb. 1925), both 

 females. 



11. EREMBERGA, new genus 



Genotype. — Oactobrosis Uuconips Dyar. 



Antenna of male serrate and pubescent, of female simple and 

 shortly pubescent. Labial palpus of male upturned, of female ob- 

 liquely porrect. Maxillary palpus squamous. Hind wing with veins 

 7 and 8 very shortly anastomosed beyond cell; 3 and 5 stalked. 

 Eighth abdominal segment of male simple. 



