IOLAUS. 41 



2. Iolaus Silas. 



2 . Iolaus Silas, Westwood in Doubleday and Heivitson's Gen. Diurn Lep. pi. 74. f. 5. 

 d . Thecla Nega, Eerrich-Schaffer, Samml. Exot. Schm. f. 51, 52. 



In the Collection of W. C. Hewitson, from Natal. 



3. Iolaus Ismenias. 



Lycasna Ismenias, Klug fy Ehrenberg, Syrnb. Pliys. pi. 40. f. 1, 2. 



Iolaus Ismenias, Westwood in Doubleday <$■ Hewitson s Gen. Diurn. Lep. p. 481. 



4. Iolaus Sidus. Plate XX. ? fig. 25. 



Iolaus Sidus, Trimen, Trans. Ent. Soc. Lond. 3rd ser. vol. ii. p. 176. 



Upperside. Male. — Bright pale blue, with two crimson spots near the anal angle. 



Underside white. Anterior wing with the costal and outer margins orange, crossed be- 

 yond the middle by a band of carmine : a black spot near the anal angle. Posterior wing crossed 

 obliquely by two carmine bands : the first, near the middle, is broken and changes to black when 

 it makes the angular bend towards the inner margin : the second, beyond the middle, changes 

 to orange above the tails : two black spots crowned with orange near the anal angle : the 

 margin orange from the apex to the middle, black near the tads : the fringe white. 



Female. — Upperside grey-blue from the base to the middle of both wings. 

 Anterior wing with a large central spot of white : the apical half dark brown. Posterior wing 

 with the costal margin rufous brown : two submarginal linear bands of dark brown, enclosing 

 near the apex two spots of white : two black spots at the base of the tails crowned with orange : 

 the spot at the anal angle carmine : a submarginal white line near the tails : the margin black 

 the fringe white. 



Exp. 1^ inch. 



In the Collection of W. C. Hewitson, from Natal. 



I have not seen the male of this species. 



5. Iolaus Bowkeri. 



Iolaus Bowkeri, Trimen, Trans. Ent. Soc. Lond. 3rd ser. vol. ii. p. 176. 



6. Iolaus Calisto. 



Anthene Calisto, Doubleday § Hewitsoii's Gen. Diurn. Lep. pi. 75. f. 6. 



Thecla Calisto, Westwood, Gen. Diurn. Lep. p. 487. 



Underside. Male. — White. Both wings crossed beyond the middle by a linear, indis- 



