822 CATALOGUE OF 



Male. Whitish. Head, palpi and fore part of the thorax tes- 

 taceous. Antennae very deeply pectinated. Abdomen with a slen- 

 der brown dorsal stripe. Anterior legs brown on the inner side. 

 Wings semihyaline, very thinly pilose; veins mostly brown. 

 Length of the body 5 — 6 lines; of the wings 16 — 20 lines. 



a. Brazil. From Mr. Argent's collection. 



b. Brazil. From Mr. Swainson's collection. 



This may be a variety of P. venosa. 



3. PENORA ? DlAPHANA. 



Albida ; alee semihyalince. 



Phalaena Bombyx Diaphana, Cram. Pap. Exot. iv. 135, pi. 360, 



f. A. 

 Liparis Diaphane, Hubn. Verz. SchmetL (Phalcence Verce Hypo- 



gymnioe Subsquammatce) 158, 1646. 



Whitish. Wings semihyaline. 

 Surinam. 



East Indies. 



4. Penora venosa. 



Mas. Alba ; caput, palpi et thorax anticus lutea ; abdomen vitta 

 dorsali fusca ; pedes anteriores intus fuscescentes ; alee semi- 

 hyalince, rarissime pilosce, venis fuscis. 



Male. White. Head, palpi and fore part of the thorax pale 

 luteous. Abdomen with a slender brown dorsal stripe. Anterior 

 legs mostly brown on the inner side. Wings semihyaline, very 

 thinly pilose ; veins brown. Length of the body 6 — 8 lines ; of the 

 wings 18 — 22 lines. 



a. North India. From Mr. L. James' collection. 



Genus 32. DEROCA. 



Mas. Corpus gracillimum. Proboscis brevissima. Palpi 

 porrecti, graciles, nudi, mecliocriter longi, caput paullo superantes ; 

 articulus 2us lo multo longior ; 3us lanceolatus, lo brevior. An- 

 tennae late pectinatae. Abdomen alasposticas non superantes. Alae 

 latae, hyaline, nudae. 



