Monograph of the genus Catochrgsops Boisdnval. 305 



foot stalk long and rather fine; ten to twelve rows of fine closely 

 placed reticulations. 



NeochrysoDS peeullaris Rogenliofer. Plates XIII, fig. 9 ; 

 XVIII, fig. 22 ; XXVIII, fig. 22. 



Chrysophanus (Hb. Polyommatus Auct.) peculiaris Rogen- 



hofer in Baumann's Usambara, p. 331 (1891). 

 Catochrysops perpvlchra Holland, Entomologist, Suppl., 



p. 90 (1892), id. Proc. U.S. Nat. Mus., p. 239, t. 7, 



fig. 7 (1895), id. Butler, P.Z.S. Lond., p. 828 (1897). 

 Castalius hypoleucus Butler, P.Z.S. Lond., p. 660 (1894), 



id. I.e., p. 403 (1898). 

 Lycaena exclusa Trimen, P.Z.S. Lond., p. 47, PI. vi, fig. 11 



(1894). 

 Catochrysops perpulchra Plollaud, Butler, P.Z.S. Lond., 



p. 403 (1898). 

 Caiochrysops hypoleucus Butler, Marshall, P.Z.S. Lond., 



p. 907 (1898). 

 (5*. Upperside. Both vvings pale brov.Tiish grey Avith a slight 

 bronzy gloss, spots of underside showing more or less through (less 

 rather than more). Primaries with a dark dash closing the cell. 

 Fringes dark edged externally with white. Underside. Both 

 wings greyish white, in very fresh specimens tinged partially with 

 yellov/, with black spots whose white edging is almost lost in the 

 gTound-colour. Primaries with a spot closing the cell; postmedian 

 series consisting of six irregular spots, the third placed obliquely, 

 generally but not always, fourth shifted inwards, fifth inwards, 

 sixth very small, sometimes double, often absent; a submarginal 

 greyish irregular line. Secondaries. A largish basal spot on tlie 

 inner margin, two subbasal ones below each other, a lunular mark 

 closing the cell; postmedian series consisting of eight spots, first 

 below the costal vein, second shifted well outwards, third and fourth 

 well outv/ards, fifth well inwards, sixth inwards, seventh lunular 

 . outwai'ds, eighth well inwards on vein 1 ; a subbasal crenulate 

 darkish line, sometimes almost absent, a small black spot at anal 

 angle and between veins 2 and 3, with yellow above them and traces 

 of meta,llic scales. 



$. Differs from the male in that on the upperside, the cell, the 

 fold, and the greater part of the radial area are covered with pale 

 blue superimposed scales : there is also a faiily prominent sub- 

 marginal crenulate brov>ai streak, which, however, is occasionally 

 absent, and a spot or spots in the anal area mth j-eUov/ above. The 

 underside is like the male. 

 Expanse, <S 38-48, $ 46-52 mm. 



