Monograph of the geuns Catochrfjsops Boisduvd. 307 



inner margin ; anal spots as on the upperside, huh edged in addition 

 internally with siiblustrous orange. 



$. Upper side. Both wings lustrous pale blue with very broad 

 brown costal and terminal margins. Primaries with a prominent 

 large black spot closing the cell ; in the tornal area of the brown 

 termen are three internervular whitish marks. Secondaries with a 

 black spot closing the cell, followed by two or three black post- 

 median spots, above vein 4; terminal area with a series of brown 

 spots in a whitish setting ; anal spots as in the male. Underside as 

 the male. 



Expanse, S 48-50 ; 2 52 mm. 



Hah. Mansya River, and Chambezi Valley, N.E. 

 Rhodesia, 4500 feet, November, 



Types in the British Museum. 



This species does not appear to have been recorded from 

 any other source except Mr. Neave's original captures. 



Genitalia. Harpagines shorter than usual, moderately broad 

 and fairly even in width, apex terminating in an ample simple large 

 hook, not so sharply excised as the preceding species into the 

 sickle-shaped extremity, but rather in a billhook shaj^e, with an 

 abundant supply of long bristles, especiallj' at the base ; aedoeagus 

 of moderate length and dimensions, and of even width. Tegumen 

 small. 



Androconia roughly jjear-shaped, broad, not symmetrical : distal 

 extremity more or less evenly arched, with seventeen to eighteen rows 

 of reticulations in the widest part, the reticulations not placed too 

 closely vertically. 



Necchrysops neavei, sp. n. Plates XIII, figs, 8 and 10; 

 XVIII, fig. 24 ; XXVIII, fig. 24. 



o- Upperside, both wings greyish brown (much darker than 

 peculiaris) with prominent black lunular marks closing the cells* 

 Fringes black with paler extremities. In the secondaries an in- 

 conspicuous blackish marginal spot between veins 2 and 3. No 

 tails. Underside, both wings cream colour with veins somewhat 

 ochreous, spots black encircled with white. Primaries with a large 

 spot closing the cell; postmedian series consisting of six spots 

 generally, but this is variable, the upper four in an even curve, 

 fifth vertically below the fourth, the sixth a twin spot shifted 

 outwards ; an internervular submarginal row of sublunular marks ; 

 a trace of a marginal row of subochreous dashes. Secondaries with 

 a prominent basal spot on the inner margin ; a series of two or three 

 TKANS. ENT. SOC. LOND. 1922. — PARTS III, IV. (FEB. '23) Y 



