STILPNOTIA. By Dr. M. Hering. 
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St. discissa Griinb. (20 a). As nitida, but costal margin and fringe white. German East Africa. discism. 
St. tiphia SwTi. Antennae black, their shafts powdered with whitish, palpi black, with a few ochreous tiphia. 
hairs, frons the same as well as chest. Legs white, anterior tibiae in front black, rest of body white. Forewing 
thinly white, lustrous, costal margin as far as 1 / 3 black, beneath the costal area is besides ochreous-yellow. 
Expanse 30 to 35 mm. British East Africa. 
St. melanochila sp. n. (21 a). Body yellowish-white, head and prothorax orange, palpi and costal meianochi- 
margin of forewing as far as the apex violettish-black. Wings of a pure pearl-white colour. <$. Type from 
Spanish Guinea in the Berlin Museum. 
St. maria Ky. Wings iridescent white, somewhat hyaline, with two silvery white transverse bands maria. 
in the forewing, one of which is situate right before the margin, the other distally from the cell and angular 
behind the cell; the cell and basal area silvery white. Antennae brownish-grey, face and forelegs yellowish. 
Expanse of wings: 43 mm. Eastern Africa. 
St. sericea Kenr. Head yellowish, palpi black, antennae, legs, and body white. Wings silky white, sericea. 
forewing at the costal margin scantily powdered with blackish. Expanse: $ 36, $ 54 mm. Madagascar. 
St. roseicoxa Kenr. (20 a). Palpi above brown, beneath white, antennal shaft white, its pinnae brown; roseicoxa. 
head, thorax, abdomen, and legs white, only the hips at the end pink. Wings densely white, forewings with 
a silvery gloss. Expanse: 52 mm. Madagascar. 
St. costalis Swh. Antennae brown, their shaft as well as the palpi and the body reddish-white, costalis. 
prothorax with a few ochreous-yellow hairs. Under surface reddish-white. Wings of a pure white, scantily 
scaled, the costal margin suffused with a pale reddish, sometimes also the posterior edge of the cell. A small black 
spot is at the cell-end of the forewing. The wings are more oblong than usual. Expanse 40 mm. Uganda. 
St. pruiosa Btlr. Wings thinly scaled, lustrous white, abdomen brownish, scaled white, beneath pruiosa . 
white. Tarsi black, at the base white. Expanse 65 mm. Madagascar. 
St. parva Plotz (= aurifrons Mschlr.) (20 a). Wings lustrous white, forewing with a black streak at parva. 
the cell-end. Antennae brown, shaft white. Erons and anterior hips ochreous-yellow, legs white, anterior 
tibiae and anterior tarsi in front black. West Africa. 
St. albifrons B.-BaJc. Antennae yellowish with a white shaft, body white with a pearl-coloured gloss, albifrons. 
Both wings pearl-white, forewing more lustrous, with a black streak on the cross-vein. Expanse 22 mm. 
Lagos. The colour of the head is variable, and it may be that albifrons and aurifrons are the same species. 
St. albissima B.-Bak. The whole body, also the antennae, of a pure white, only the frons and palpi albissima. 
yellow. Wings of a pure white, forewing wdth a black dot at the cell-end. Expanse: A 24, $ 38 mm. Congo. 
St. vata Swh. Frons and antennae orange, legs white, in front orange. The rest of the body and the V ata. 
wings are silky wdiite, the costal margin of the forewing is orange. Forewing long and narrow, distal margin 
longer than the hind-margin. Expanse: 28 mm. Nigeria. 
St. gracillima IIoil. Antennae grey, shaft white. Palpi, frons, and body yellowish-grey, wings whitish gracillima. 
diaphanous, the margins more densely scaled in white. Expanse: A 22, $ 37 mm. Ogowe, Old Calabar. From 
the similar Hyaloperina nudiuscula Aur. (20 h) at once discernible by the white antennal shaft. 
The position of the 3 following species is uncertain and could not be revised. 
St. nigripes Boll. Antennae grey wdth a white shaft. Frons orange; body and legs white, but tibiae nigripes. 
and tarsi black. Wings densely silvery white, costal margin of forewing black. Expanse: 30 mm. Ogow r e. 
St. xanthosorna Boll. Antennae as in nigripes, body light yellow. Wings yellowish-white, forewing xanthoso- 
and distal margin of hindwing brown. Expanse 40 mm. Ogowe. ma - 
St. exirnia Boll. Antennae blackish, frons wdiite; collar in front dark brown as well as a spot at the eximia. 
ground of the patagia. Body white, with a grey dorsal line. Legs yellowish-white. Forewing yellowish-white, 
costal margin feebly dark brown. Veins, particularly in the distal part, brown. Hindwdng and under surface 
white. Expanse 45 mm. Ogowe. 
St. dubia Auriv. (21 a). Similar to luteipes (20 a), but the apex and the last third of the costal margin dubia. 
are blackish. Wings otherwise silky white, in fresh specimens also the dark apex is covered with w hite. Hindwing 
at the costal margin at the apex wdth obsolete black dots in the $. Lower Congo. 
St. fusca (Auriv.) sp. n. (20 a). Body chocolate-browm, beneath whitish, head and part of legs ochreous- fusca. 
yellow or orange. Wings uni-coloured greyish-brown. Gabun. -— In the Berlin Museum there are 3 one 
of which is designated as ,,Caviria fusca Auriv., type“. But apparently the species has never been described. 
