40 ME. E. T. WATSON ON THE HESPERlIDji!. [Jan. 17, 



45. Genus Phanus. (Plate I. fig. 7.) 

 Phanus, Iliibner, Verz. p. 114 (1816). Type, viireus, Cramer. 

 Anteiinse ; club very gradually curved into a crescent, short, 

 rather flattened, considerably thicker than shaft, tapering to a fine 

 point. Palpi : second joint upturned, densely scaled ; third joint 

 naked, rather conspicuous. Fore wing: inner arid outer margins 

 subequal ; male with a costal Fold ; cell more than two-thirds the 

 length of costa ; vein 12 reaching costa before end of cell; upper 

 discocellular short but distinct, outwardly oblique ; middle and lower 

 discocellulars almost erect, the middle the longer ; vein 3 rather more 

 than twice as far from hase of wing as from end of cell ; vein 2 

 rather more than twice as far from end of cell as from base of wing. 

 Hind wing prominently lohed at vein 1 b ; vein 7 rather more than 

 twice as far from 8 as from 6 ; discocellulars very faint, erect ; vein .5 

 wanting ; vein 3 from euA of cell ; vein 2 more than twice as far 

 from base of wing as from end of cell. Hind tibise fringed and with 



two pairs of spurs. 



r vitreus, Oram 1 . 



[ vionius, Fabr. 

 marshalli, Kirby 2. 



And one unidentified species. 

 Confined to tropical America. 



46. Genus Hyalothyrus. 



Hyalothyrus, Mabille, Ann. Ent. Belg. vol. xxi. p. 23 (1878). 



Type, nitocris, Cramer. 



Antennae rather long ; club very slender, hardly thicker than shaft, 

 bent into a slight curve. Palpi porrect, divergent ; third joint 

 long, slender, and naked. Pore wing : inner and outer margins sub- 

 equal ; male with a costal fold ; cell more than two-thirds the length 

 of costa; vein 12 reaching costa before the end of the cell ; disco- 

 cellulars inwardly oblique, subequal ; vein 3 shortly before the end 

 of cell, about three times as far from 2 as from 4 ; vein 2 three times 

 as far from end of cell as from base of wing. Hind wing well before 

 the end of cell ; discocellulars and vein 5 barely traceable ; vein 3 

 immediately before end of cell ; vein 2 considerably nearer to end of 

 cell than to base of wing. Hind tibiae with only a terminal pair of 

 spurs and without a brush. Closely allied to Enfheus. 



infernalis, Moscb 1. 



\ tieleus, JAnu 2. 



\ prisms, Feld. 



Confined to South America. 



47. Genus Entheus. (Plate III. fig. 9.) 



Entheus, Hiibn. Verz. p. 114 (1816). Type, peleus, Linn. 



Pkareas, Westw. Gen. D. L. p. .515 (1852). Types, gentius, Cr., 



and peleus, Linn. 

 Antennae : club slender, evenly curved into a crescent. Palpi 



