LEPIDOPTERA HETEROCERA. 337 



31. DlOPTIS FENESTRA. 



Cyanea ; caput albo varium, subtus coccineo-hirtum ; palpi et 

 pedes subtus albi ; alee limpidce nigro venosce et marginatce, 

 antica quadrario apicali nigro. 



Blue. Head white about the eyes, clothed beneath with crim- 

 son hairs. Palpi and legs white beneath ? brown when denuded. 

 Abdomen with a lappet on each side at the base. Wings limpid 

 with black veins and with broad black borders which have a blue 

 tinge towards the base. Fore wings black towards the tips, and with 

 the black border slightly enlarged in front and behind as if for the 

 commencement of a band. Length of the body 4^ lines ; of the 

 wings 16 lines. 



a. — ? From Mr. Children's collection. 



Group 



32. Dioptis Perdica. 



Alee limpidce, fusco marginata, anticce fusco bifasciatce, posticce 

 unofasciatce. 



Phalsena Perdica, Cram. Pap. Exot. ii. 126, pi. 178, f. E. Seba, 



Ins. iv. pi. 8, f. 5, 6. 



Hind border of the hind wings enlarged. 

 Bengal. 



Genus 7. ESTHEMA. 



Fcem. Corpus cylindricum, lineare, longiusculum, sat gracile. 

 Palpi ascendentes, subarcuati, capitis longitudine; articulus 3us 

 conicus, minimus. Antennae graciles, corporis dimidio paullo bre- 

 viores, subsetosae. Abdomen alas posticas vix superans. Pedes 

 graciles ; tibiae anticae subtus subdentatae, posticae calcaribus quatuor 

 parvis. Alae longae, lataeque, ex parte hyalinae, venis quatuor infe- 

 rioribus. 



Esthema, H'ubn. Verz. Schmett. 178. 

 Cyclosia, p., H'ubn. Verz. Schmett. 177. 



Fern. Body cylindrical, linear, rather long and slender. Palpi 

 vertical, slightly curved, as long as the head ; third joint conical, 

 about one-sixth of the length of the second. Antennae slender, 



