NO. 2050. LEPIDOPTERA OF THE PANAMA CANAL ZONE—DYAR. 195 



by brown, slightly excurved in its central third, joined to apex by an 

 oblique white shade, followed by a broad purple-brown shade; a row 

 of small terminal dots; veins on a broad costal area finely lined with 

 white. Hind wing shaded with purple-fuscous outwardly; terminal 

 dots as on fore wing. Expanse, 21-23 mm. 



Cotypes. — One male, seven females. No. 15907, U.S.N.M.; Porto 

 Bello, April, 1912 (Busck); La Chorrera, May, 1912 (Busck). 



Different in wing-shape and pattern from the other Diastema and 

 with the front much more strongly prominent. 



LITHACODIA MERTA Schaus. 



4. Tabernilla, Canal Zone, May, 1907 (Busck); La Chorrera, May, 

 1912 (Busck); Porto Bello, May, 1912 (Busck). 



MICROPBLEA NYCTICHROA Hampson. 



9. Cabima, May, 1911 (Busck); La Chorrera, May, 1912 (Busck). 



TROGOTORNA PERSECTA Hampson. 



1. Paraiso, Canal Zone, February, 1911 (Busck). 



DROBETA BREPHUS, new species. 



Fore wmg dark brown, irrorate with Ughter scales, the markings 

 obhterate; beyond the outer fine a hght creamy shade, irregularly 

 broken, extending to apex where it is cut by a dark spot; a small 

 hght spot m reniform; a black double streak on upper tliird of outer 

 margui. Hind wing dark blackish brown. Expanse, 16 mm. 



Cotypes.— ThxQQ males. No. 15S92, U.S.N.M.; La Chorrera, May, 

 1912 (Busck). 



EUSTROTIA PULMONA Dyar. 



3. La Chorrera, May, 1912 (Busck). 



OZARBA OPLORA, new species. 



Fore wing deep brown on basal half, rosy brown outwardly; reni- 

 form rosy brown, included in a space limited by the double projec- 

 tion of the outer line on veins 6 and 7 ; outer line whitish, regularly 

 incurved below vein 6; a black dash following the incisure; sub- 

 terminal fine dusky, shghtly waved, followed by a Hght narrow space. 

 Hind w4ng blackish fuscous. Expanse, 15 rmn. 



Cotypes.— One male, two females. No. 15898, U.S.N.M.; La Chor- 

 rera, May, 1912 (Busck); Taboga Island, June, 1911 (Busck); Cor- 

 ozal. Canal Zone, July, 1912 (J. Zetek). 



AUied to Ozarha tilora Dyar {Erastria tilora Dyar,i) but smaller, 

 darker, the markings less relieved, the outer line less drawn in on costa. 

 Also alhed to Ozarha catllina Druce (Eustrotia catilina Druce^), but 



1 Proc. U. S. Nat. Mus., vol. 42, 1912, p. 75. 



2 Biol. Cent.-Amer., Lep. Het., vol. 2, 1S89, p. 312; Hampson, Cat. Lep. Phal. Brit. Mus., vol. 10, 1910, 



