Annals of the Transvaal Museum 
117 
I fascia beyond edged posteriorly by a fascia of darker suffusion; two small 
roundish dark fuscous spots transversely placed on end of cell: cilia grey. 
t| Hindwings grey; cilia pale grey. 
Transvaal, Moorddrift, in October (Swierstra) ; one specimen. 
Blastohasis trachelista n.sp. 
i $ 13 mm. Head whitish-yellow-ochreous. Palpi whitish-ochreous, basal 
half of second joint grey. Thorax greyish-ochreous, anterior half suffused with 
dark purplish-fuscous. Abdomen whitish-ochreous, apex yellowish. Forewings 
I elongate-lanceolate; greyish-ochreous, more or less irrorated with fuscous; 
i costal edge dark fuscous towards base; discal stigmata blackish, a small 
additional dot beneath second: cilia greyish-ochreous. Hindwings grey; cilia 
pale greyish-ochreous. 
Rhodesia, Umtali, in January (Janse); two specimens. 
Homothamnis n.g. 
Head with appressed scales; ocelli posterior; tongue developed. Antennae 
f , in d' shortly ciliated, basal joint moderately elongate, rather stout, flattened, 
with strong pecten. Labial palpi moderately long, curved, ascending, second 
joint thickened with appressed scales, terminal joint f of second, thickened 
with scales, apex obtuse and somewhat rough. Maxillary palpi very short, 
filiform, appressed to tongue. Posterior tibiae rough-scaled above. Forewings 
with 2 from angle, 7 and 8 stalked, 7 to costa, 9 nearly approximated, 10 from 
f , II from middle. Hindwings under i, lanceolate, cilia i|; 2-4 parallel, 4 and 
5 closely approximated or short-stalked, 6 and 7 nearly parallel. 
Nearest the characteristically American genus Auximobasis, but differing 
in the palpi. 
Homothamnis litholeuca n.sp. 
1 1-13 mm. Head and thorax white irregularly speckled with dark fuscous. 
Palpi white, irrorated with dark fuscous except apex of joints. Abdomen 
whitish, anal tuft whitish-ochreous. Forewings elongate-lanceolate; white, 
variably speckled with dark grey; a transverse fascia of blackish irroration 
near base, becoming obsolescent near dorsum; a slightly oblique grey fascia 
mixed with blackish at f, narrow on costa and gradually dilated posteriorly 
to dorsum, where it is extended vaguely to near tornus; a grey blotch speckled 
with darker extending along posterior half of costa to apex; a blackish dot 
above tornus: cilia grey, on costa suffusedly irrorated with dark fuscous, 
beneath apex sometimes with a whitish bar. Hindwings and cilia grey. 
Portuguese East Africa, Magude, in November (Swierstra) ; two speci- 
mens. 
HYPONOMEUTIDAE 
Hyponomeuta octocentra n.sp. 
S 25 mm. Head, palpi, and thorax grey-whitish. Abdomen whitish, apex 
yellow-ochreous. Forewings elongate, posteriorly slightly dilated, costa gently 
arched, more strongly towards apex, apex obtuse, termen slightly rounded, 
rather oblique; grey-whitish; eight small black dots, viz. one just beneath 
costa at three in a longitudinal row towards dorsum from J to beyond 
middle, one on fold obliquely beyond first of these, and three in a subcostal 
row from before middle to f : cilia grey-whitish. Hindwings whitish-grey; cilia 
grey- whitish. 
Rhodesia, Emangeni, in January (Janse); one specimen. 
