24 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 119 



of ductus bursae and bursa copulatrix less than 3K times the width of 

 ostium bui'sae; posterior ostium bursae lobes rounded, without spurs. 



Type-locality. — Province of Limon, La Florida, Costa Rica, 



Additional type data. — Described from the holotype, male 

 (locahty as given above, elevation 500 feet; March; Collection 

 William Schaus; USNM type 34900; male genitaha preparation 

 WDF 2731, 1948), allotype, female (Cabkna, Panama; May; August 

 Busck, female genitaha preparation WDF 2820, 1948) and from five 

 male and six female paratypes from various localities in Costa Rica, 

 Mexico, and the Panama Canal Zone. 



Location of types. — Holotype, allotype and three male paratypes 

 in the United States National Museum, two male and six female 

 paratypes in the American Museum of Natural History, New York 

 City. 



Distribution. — Mexico south through Central America into the 

 Panama Canal Zone. 



Mexico: State of Vera Cruz, Santa Rosa (August), Misantla (June, 

 September); State of Durango, Presidio (April). Costa Rica: Province of 

 Lim6n, La Florida (500 feet, March); Gudpiles (December). Canal Zone: 

 Barro Colorado Island (March), Ancon Hill (February), Empire (June), Cabima 

 (May). 



Material studied. — Six males and seven females, including their 

 genitalia. 



Calycopis vibulena (Hewitson), new combination 



Figures 12, 20m, 93, 94 



Thecla vibulena Hewitson, 1877, Illustrations of diurnal Lepidoptera: Lycaenidae, 

 vol. 1, p. 190; vol. 2, pi. 76, figs, (cf) 601, 603. 



Male (figs. 93, 94). — Similar to C. drusilla with entire forewing, 

 except for a narrow black border, dull and dark metallic bluish pm-ple 

 and with hindwing having costal and outer borders very dark and 

 wider than in C. drusilla. In C. vibulena the brilhant bluish purple 

 is restricted to a smaller area in base of wing. Hindwings underneath 

 darker smoky brown than in C. drusilla and lacking the red along 

 innerside of postmedian band, lunule adjacent to outerside of W-shaped 

 portion of postmedian band in interspace Cu2, fuscous not red in 

 color but sometimes with a few scattered red scales. A second 

 submarginal, black pupillated, lunular-shaped red spot absent or 

 sometimes barely indicated by a httle red in interspace M3; this 

 red never with a distinct black pupil. 



Length of forewing 11-13 mm. 



Male genitalia, as illustrated by figure 12, with aedeagus in dorsal 

 view sharply bent to the right at distal end; with saccus short, much 

 shorter than harpe; with fore ward bend of vinculum lower than in 



