240 PROCEEDINGS OF THE XATIOXAL MUSEUM. vol.47. 



SEMIOXmSA ARENISA Dognin. 



3. Cabima, May, 1911 (Busck); Corozal, Canal Zone, July, 1912 

 (J. Zetek). 



SEMIOTraSA INFUSATA Guenee. 



2. Corozal, Canal Zone, July, 1912 (J. Zetek). 



SEMIOXmSA SANTAREMARIA Walker. 



6. LaChoiTera,May, 1912 (Busck); Corozal,CanalZone, July, 1912 

 (C. P. Crafts). 



SEMIOXmSA NIGROPUNCTATA Warren. 



5. Corozal, Canal Zone, July, 1912 (J. Zetek, C. P. Crafts). 



SEMIOXmSA DIFFUSAXA Guenee. 



2. Corozal, Canal Zone, July, 1912 (J. Zetek). 



SEMIOXmSA PALLIDAXA Warren. 



5. Corozal, Canal Zone, July, 1912 (J. Zetek). 



SEMIOXHISA ACHEXAXA Guenee. 



1. Porto Bello, February, 1911 (Busck). 



SEMIOXHISA JOSEFARIA Schaus. 



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



Differing in several respects, but so close that I do not like to 

 separate it at present. 



SEMIOXHISA BEJUCOARIA, new species. 



Very close to S. occultata Warren, darker, more densely and uni- 

 formly irrorate; submarginal straight band broad, farther out; 

 median band broader and more evident. Hind wing densely irrorate, 

 the line preceding the discal dot broadened with shading. Expanse, 

 29-30 mm. 



Cotypes.— Two females, No. 16076, U.S.N.M.; Bejuco River (W. 

 Schaus). 



SEMIOXHISA PERPENDICULAXA Guenee. 



1. Bugaba (W. Schaus). 



UREPIONE QUADRILINEAXA Walker. 



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



NEMAXOCAMPA REXICULAXA Butler. 



I. Trinidad River, March, 1912 (Busck). 



XEXRACIS AXROPUNCXARIA Walker. 



3. Taboga Island, February, 1912 (Busck); Cabima, May, 1911 

 (Busck); Corozal, Canal Zone, May, 1912 (Busck). 



MEXANEMA ANOPSIARIA Guenee. 



II. Taboga Island, February, 1912 (Busck); Trinidad River, 

 March, 1912 (Busck); Alhajuelo, April, 1911 (Busck); Porto Bello, 

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



MYCHONIA EXCISA Warren. 



1. Cabima, May, 1911 (Busck). 



APICIA NYPARIA Walker. 



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



