508 Hon. W. Rothschild on 



? . Similar, but black wing-areas wider and metallic-blue 

 spots on orange portion of abdomen absent. 

 Lengtli o£ tore wing, <$ 21, ? 24 mm. 

 Hab. Cananche, Cundmamarca, July 1903 (M. de Mathan). 



2^,3??. 



(3) Cosmosoma chiriquensis, sp. n. 



J 1 ? • Legs, head, and antennae sooty black ; pectus golden 

 yellow ; thorax golden yellow ; abdomen golden yellow, a 

 patch on segments 2 and 3 and last two segments black. 

 Fore wing hyaline, base golden yellow followed by black 

 patch ; costa, outer margin, and apical fifth black. Hind 

 wing hyaline, base yellow, apex and fringe black ; nervures 

 of both wings very narrowly marked black. 



Length of fore wing, <$ '22, ? 19 mm. 



Hab. Chiriqui, Panama. 



1 c?,l ?• 



(4) Cosmosoma rosenbergi, sp. n. 



? . Fore coxae white ; legs, pectus, and antennas dark 

 sooty brown; head black, frons edged with white; collar 

 white ; thorax black, with white central patch ; abdomen, 

 first three segments orange, each with dorsal patch of black, 

 rest of abdomen black. Fore wing hyaline; nervures, outer 

 and inner margins, and terminal fifth black ; two white spots 

 at base ; basal two-fifths of costa hyaline, rest black. Hind 

 wing hyaline, margins and nervures black. 



<$ . Differs in having abdomen yellow, only last two 

 segments black. 



Length of fore wing 20 mm. 



Hab. Paramba, Ecuador, 3500 metres (dry season), April 

 1897 ; Chimbo, Ecuador, 2000 metres, August 1897 ( W. F. H. 

 Rosenberg) ; Rio Dagua, Columbia (W. F. H. Rosenberg). 



3 ? ?,2 <?<?. 



(5) Cosmosoma ivatsoni, sp. n. 



? . Pectus, legs, head, and thorax sooty black ; abdomen 

 golden yellow, last three segments sooty black. Fore wings 

 hyaline opalescent ; base, costa, nervures, a large cellular 

 stigma, and inner margin sooty black, outer fourth sooty 

 black, excised internally between veins 4 and 6. Hind wing 

 hyaline, nervures and broad margins sooty black. 



Length of fore wing 20 mm. 



Hab. Bouquete, Chiriqui, 3500 feet, Chiriqui {Watson). 



2 ? ?. 



