

LEPIDOPTERA HETEROCERA. 200 



slender, brown ; fore tibiae not dentate beneath ; hind tibiae with nu 

 middle spurs. Length of the body 4^ — o lines ; of the wings 12 — 

 14 lines. 



a — c. Sierra Leone. Presented by the Rev. D. F. Morgan. 

 d. ? 



Group 23. HYDRUSA. 



3 fas. Non metallicolor. Corpus gracile, lineare. Palpi bre- 

 vissimi. Antennas subserratae, non peetinatae. Abdomen apice 

 fasciculatum. Alae opaeae, angusta?, immaculatae; posticae non an- 

 gulatae. Pedes mediocres ; tibiae posticae calcaribus brevissimis. 



Male. Budy and wings not metallic. Body slender, linear. 

 Palpi very short. Antennae minutely serrated beneath, not pecti- 

 nated. Wings opaque, squamose, unspotted, narrow. Hind wings 

 not angular. Abdomen tufted at the tip. Legs of moderate length : 

 tibiae with very short spurs. 



96. EUCHROMIA BICOLOR. 



Nigra; caput et prothorax aurantiaca ; antenna apice alb&; ab- 

 dominis seqmenta aurantiaco fasciata ; tibia antica subtus 

 fiavo fasciculate. 



Black. Head and prothorax orange. Antennae white on the 

 outer side towards the tips. Wings black. Abdomen with an orange 

 band on the hind border of each segment. Fore tibiae with a tuft 

 of yellow hairs beneath. Length of the body 4^ — 5 lines ; of the 

 wings 14 lines. 



a — d. Australia. From the Voyage of H. M. S. Rattlesnake. 



Group 24. PIONIA. 



Corpus angustum, lineare. Palpi longi, porrecti, validi, sub- 

 arcuati ; articulus 2us lo multo longior ; 3us lo brevior. Antenna* 

 subpectiuatae. Alae anticae longs, opacse ; posticae subhyalinae. 

 Pedes validiusculi ; tibiae antics subtus dentatae fasciculate ; pos- 

 ticae calcaribus sat longis. 



Body narrow, linear Palpi long, porrect, slightly curved, 

 rather thick ; second joint much longer than the first; third shorter 

 than the first Antennae minutely pectinated to the tips. Wings 

 long. Fore wings moderately broad, opaque, banded ; transverse 



Z 2 



