LEPIDOPTERA HETEROCERA. 497 



Genus 2. XYLIODES. 



Mas. Proboscis nulla aut subobsoleta. Palpi squamosi, caput 

 longe superantes ; articulus 2us latus, coxiformis ; 3us bene deter- 

 minatus, 2i dimidio non longior. Antennae simplices, squamosa?. 

 Tibia? postica? squamosa?, calcaribus longissimis ; tarsi postici 

 appressi. Ala? integra?, discolores ; antica? oblonga?, lineis dis- 

 tinctis ; postica? rotundata?, lituris nullis. 



Xyliodes, Guen. Phal. i. 329. 



Male. Proboscis none or rudimentary. Palpi squamous, ex- 

 tending far beyond the head ; second joint broad, coxiforra ; third 

 very distinct, about half the length of the second. Antenna? simple, 

 with silky scales above. Hind tibia? squamous, with very long 

 spurs ; hind tibia? flattened. Wings entire. Fore wings oblong ; 

 lines distinct ; interior border almost as long as the costa. Hind 

 wings rounded, differing from the fore wings, without lines. 



1. XYLIODES FoRTUNARlA. 



Mas. Pallide ochracea ; palpi nigro-fusci ; alee anticce apices ver- 

 sus subfuscescentes, costa interiore, spatio medio postico um- 

 braque subapicali interrupta nigro-fuscis y macula discali ovata 

 pallido notata, linea exteriore valde sinuata, guttis marginali- 

 bus trigonis nigris ; postica ■ fuliginoso-cinerece. 



Xyliodes Fortunaria, Guen. Phal. i. 329, 513. 



North China. 



Genus 3. BOLETOBIA. 



Corpus gracile. Proboscis brevis* Palpi lati, acuti, villoso- 

 hirsuti, caput longe superantes; articuli indistincti. Antenna? 

 maris late pectinata?. Abdomen alas posticas non superans. Tibia? 

 postica? non incrassata?. Ala? concolores, lituris non diversis. 



Parascotia, p., H'ubn. Verz. Schm. 314. 



Gnophos, p., Treit. 



Boletobia, Boisd, Ind. 201 ; Herr.-Sch.; Guen. Phal. i. 330. 



Fidonia, p., Steph. 



Body slender. Proboscis short. Palpi broad, acute, villose- 

 hirsute, extending far beyond the head ; joints indistinct. Antenna? 

 of the male broadly pectinated ; branches long, slender, regular, 



