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THE BUTTERFLIES OF BORNEO. 
Subfam. 1. Danain^e. 
Key to the Geyiera of Bornean Danaince. 
a. Wings usually with hyaline ground-colour, spots 
and stripes, or fore wings fulvous brown or white 
with dark fuscous stripes ; wings never glossed 
with blue. 
h. General pattern of large black spots on whitish 
ground-colour. 
c. Large black spot near centre of cell in both 
wings. Exp. ah 147-180 mm. . . . Hestia. 
c\ No black spot near centre of cell. Exp. 
al. 88-112 mm. ...... Ideopsis. 
b 1 . General pattern of white lines and spots on 
dark fuscous ground-colour, or with partially 
fulvous brown fore wing, or with partially 
yellow hind wing ...... Danaida, 
a 1 . Wings dark fuscous brown, slightly spotted with 
white or glossed with purplish blue ; never with 
hyaline spots or stripes ..... Euploea. 
Genus 1. Hestia, Hiibn. 
a. Wings elongate and weak ; hind wing with three 
irregular dark spots in space between costa and 
subcostal (subgen. Hestia ). 
b. Spots comparatively small, ground-colour grey 
white ; small basal spot below median nervure 
on hind wing above obsolete or barely visible 
below fuscous line on submedian fold . 1. virgo. 
b 1 . Spots larger, ground-colour more smoky; spot 
on submedian fold larger and divided by 
fuscous line . . . . . .2. fumata. 
a 1 . Wings rounded and stronger, hind wing with 
two irregular spots in costal interspace (subgen. 
Nectaria ). 
b. Hind marginal row of alternately large and 
small black spots. 
c. Black spots small . . . .3. hyper - 
mnestra. 
c 1 . Black spots larger .... 4. arbela. 
b 1 . Hind marginal row of white spots . . 5. chersonesia. 
Genus 2. Ideopsis, Horsf. 
Wings smoky vitreous with large black spots. 
Margins of both wings touched with white spots, 
more noticeable in the female ... 6, daos< 
