Publ. 31. 111. 1915. 
COSMOSOMA. By Dr. M. DbauM. 
81 
segment a black, sub dor sally blue-spotted transverse band. The yellowish hyaline wings exhibit a large black 
apical spot in contradistinction to the following species. Amazon. 
C. vesparia Perty (= odyneroides Wh\). Head and thorax yellow, vertex, collar and thorax blue vesparia. 
and black spotted and striped. Abdomen orange-yellow with black articular lines and subdorsal rows of blue 
spots, the 4 first rings anteriorly bordered with white. Wings yellowish hyaline with fine black veins and margins. 
Expanse of wings: 34 mm. Amazon. 
C. analicinctum Rothsch. (14 e) is one of the smallest species. The whole body is deep orange, the analicinc- 
head and thorax somewhat lighter yellow; antennae and last abdominal segment black. The legs are brown, tum ■ 
hips and tibiae yellow. V 5 of the costal margin hyaline, veins and margins black like the apical spots of both 
wings. Peru, taken in March and November at an altitude of 2 to 3000 ft. 
C. brasiliense Rothsch. (14 e). The body of this small species is orange except the black head and brasiliense. 
the two last black abdominal rings. Legs and antennae are brown, forehips and ventral valve white. Brazil 
(Sa. Catharina). 
C. impudicum Schaus (14 e) is perhaps only to be considered as a form of ymdica, for it only differs impudicum. 
by the quite yellow abdomen without a black anal end. It flies in Costa Rica (Juan-Vinas, El-Sitio), and is 
also common in Mexico (Mexico, Orizaba, Misantla, Coatepec). 
C. pudica Druce (14 e). Head black, forehead white, thorax and abdomen light yellow, legs and pudica. 
abdominal apex black. Forewing at the base yellow. Costa Rica. 
C. nelea Moschl. (14 g) differs from the preceding by its black collar, white hips, brown legs and 3 nelea. 
black terminal segments on the abdomen; besides, the neck and the costal base of the forewing exhibit white 
dots. Expanse of wings: 36 mm. Surinam. 
C. lemoulti Rothsch. Head and thorax brown, shoulders and abdomen orange, the two last segments lemoulti. 
black; breast and legs orange, the outside of the hips, femora and tibiae light brown. The forewings are yellowish 
hyaline, the veins and a large spot above the inner-marginal vein orange; the base, costa, inner margin, apical 
and discal spot broadly black. On the hyaline hindwings the basal third is orange, the border broad black. 
Expanse of forewings: 12,5 mm. Cayenne. 
C. galbanum Schaus. Palpi, forehead and antennae brown; vertex black. Neck, thorax and abdomen gdlbanum. 
yellow; the last segment black being dorsally somewhat continued on the penultimate one. Legs light brown, 
hips yellow, posterior tarsi reddish-yellow. Wings hyaline, at the base yellow, bordered with black; veins, 
margins, apical and inner-angular spot black. Expanse of wings: 33 mm. Costa Rica. 
C. evadnes Cr. (14 e). The body is unicolorously orange-yellow; only the antennae and legs are black, evadnes. 
The hyaline wings have rather broad margins and veins, apical and discal spots. Expanse of wings: 30 mm. 
Surinam. 
C. apenninum Druce is an easily recognizable species. Head, antennae and palpi black, collar and apenninum. 
neck yellow, thorax black. Abdomen yellow, black-curled, anus black. Legs black. Forewing hyaline with 
a black apex; a broad, yellow, hyaline band extends from the cell-end to the apex. South East Peru. 
C. dorsicinctum Dogn. Palpi, head and antennae black; collar yellow, shoulder-covers yellow, at dorsicinc- 
the apex black. Thorax yellow, in the middle black. Abdomen yellow, with dorsal black bands and subdorsal ium ' 
black spots. In the $ the yellow colour is of a deeper orange, the prothorax blackened, the subdorsal black 
abdominal spots reduced, the 2 last rings quite black. Wings hyaline with black veins, margins and large apical 
spots, at the costal base yellow. Expanse of wings: 25 to 29 mm. East Colombia. 
C. biseriatum Schaus (14 e) is one of the largest species with particularly broad black margins of biseriatum. 
the wings and a thick, rounded discal spot, at the base with orange spots. Head and collar are black with metallic 
blue spots, metathorax black with a blue spot, shoulder-covers orange, black-margined. The abdomen is on 
the first rings orange with lateral, large, black spots with metallic blue scales, which are more or less connected 
over the dorsum; the last rings are quite black and blue. Hitherto only known from Ecuador. 
C. dorsimacula Schaus (14 f) exhibits an orange yellow thorax and abdomen ; head, borders of shoulder- dorsima- 
covers, metathorax, 4 or 5 dorsal spots on the abdomen, and the abdominal apex are black, as well as the legs; 
forehips white-spotted. The hyaline wings exhibit broad black margins and a thick black discal spot. Only 
from Ecuador. 
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