LEPIDOPTERA HETEROCERA. 61 



Genus 4. TARSA. 



Mas. Corpus validum. Proboscis longa. Palpi validi, arcu- 

 ali, ascenclentes ; articuli lus et 2us subtus pilosi ; 3us lanceolatus ; 

 2i dimidio aequalis. Antennae validae, late pectinatas, thorace 

 paullo longiores ; rami pubescentes. Abdomen fasciculo apicali 

 elongate Pedes validi, subpilosi. Alas limpidas ; anticae angustae ; 

 posticoe sat latae. 



Male. Body stout. Proboscis long. Palpi stout, curved, as- 

 cending ; first and second joints pilose beneath ; third lanceolate, 

 about half the length of the second. Antennae stout, deeply pecti- 

 nated, a little longer than the thorax ; branches pubescent. Abdo- 

 men with a long apical tuft. Legs stout, slightly pilose. Wings 

 limpid. Fore wings narrow, with four inferior veins ; second supe- 

 rior vein forked at much beyond half its length. Hind wings 

 almost twice the breadth of the fore wings. 



I. Tarsa bombyciformis. 



Mas. Nigra ; caput posliee rufo hirtum ; palpi rufi, subtus basi 

 flavo hirti ; antenna rufce ; thorax fascia antica vittisque 

 guatuor luteis ; abdominis segmenta luteo marginata, fascicu- 

 lus apicalis luteus ; pedes lutei, femoribus nigris ; ala? Urn- 

 pidcs, anticce marginibus fasciaque purpureo-nigris. 



Male. Black. Head clothed behind with red hairs. Palpi 

 red, with yellow hairs beneath towards the base. Antennae red. 

 Prothorax with a luteous border. Thorax with the disk partly 

 luteous, and with two luteous stripes on each side. Abdomen with 

 a luteous band on the hind border of each segment ; apical tuft lu- 

 teous. Legs luteous ; femora mostly black. Wings limpid ; ciliae 

 purplish black. Fore wings with the costa, the hind border, and the 

 usual band purplish black. Length of the body 9 lines ; of the 

 wings 16 lines. 



Genus 5. SINCARA. 



Mas. Corpus sat validum. Caput latum. Proboscis obso- 

 leta. Palpi ascendentes, subtus densissime basique longissime 

 pilosi ; articulus 3us brevis, conicus. Antennae filiformes, simplices, 

 sat validi, basi remoti, thoracis longitudine. Abdomen fusiforme, 



