26 
ORCYNIA, Walker. 
Orcynia calcarata. (Plate IX. fig. 11.) 
Euchromia (Orcynia) calcarata, Walker, Cat. Lep. Het. i. p. 274. n. 130 (1854). 
Wings semitranspareiit recl-browaj black at the base. Body black ; antennae tawny ; 
thorax and head spotted with bright yellow ; the basal segments of abdomen with large lateral 
yellow spots; anus bluish; pectus and venter spotted with yellow; coxse and trochanters 
yellow ; tarsi below ferruginous, of hind legs with orange proximal half. Expanse of wings 
2 inches 5 lines. 
Santarem (Bates). 
This is the largest of the hornet-like species of Zygsenidse. 
ISANTHRENE, Hiibner. 
Isanthrene pompiloides. (Plate XII. fig. 10.) 
Glaucopis (Isanthrene) pompiloides, WaVcer, Cat. Lep. Het. i. p. 15G. n. 26 (1854). 
Wings testaceous hyaline ; veins, outer and inner margins, black : primaries with the 
black margin considerably widened at apex, and throwing oft' a denticle upon first median 
branch ; costal and interno-basal areas tawny hyaline. Body black ; antennte deep ochreous ; 
two ochreous spots on metathorax at base of abdomen ; trochanters and coxae spotted with 
white. Wings below much brighter in colour than above, the costse and most of the veins 
bright orange. Expanse of wings .2 inches 2 lines. 
Guatemala. 
HOMffiOCERA, Felder. 
Homceocera scintillans. (Plate XII. fig. 4.) 
La!inocharis scintillans, Herrich-Sclmffer, Auss. Schmett. i. fig. 244. 
PcecQosoma scintillans, Walker, Cat. Lep. Met. vii. p. 1605 (1856). 
Glaucopis (PoBcilosoma) flavitarsis. Walker, I. c. i. p. 158. n. 30 (1854). 
Wings testaceous hyaline ; the veins, the inner margin, and an apical spot in primaries 
black ; base blue-spotted. Body black ; the frons, margins of collar, two dots at the base of 
primaries, a longitudinal streak on tegulse, four spots on the thorax, seven narrow bands on 
the abdomen, the inferior margin of the palpi, coxte, and greater part of venter ochreous ; a 
double series of spots down the body, from the head to the anus, and several spots on the legs 
metallic blue-green; inner surface of trochanters and femora of first pair of legs white. 
Expanse of wings 1 inch 5 lines. 
Venezuela [Dyson). 
