24s MODEKN SYSTEM. 



Siinpa i. Wings deflexed: larva with its hinder legs converted into a 

 furcate tail. 



Genus 3-45. CERURA. Sclaruik, Leach, Germar. At; dki a. H'ubner. 

 Palpi cyUadrica], hairy obtuse, with their joints confluent: tongue spi- 

 ral but abbreviated : antenmt filiform pectinated. 

 Sp. 1. Cer. Vimdia (puss moth). Sp. 2. Cer. Furcula (kitten moth). 

 The caterpillar of both the above feeds on leaves : the first may 

 frequently be found in August and September on willows and pop- 

 lars ; the latter species is not common in Britain. 



Fam. VI. Arctiadje. Leac/i. 



NOCTUO-BOMBYCITES. Latr. 



Palpi two ; antenna pectinated or ciliated : tongue visible, but often 

 short and somewhat membranaceous : uings trigonate, defle.\ed, un- 

 divided : caterpillai- with sixteen feet. 



Genus 346. ARCTIA. Schrank, Latreille, Leach. BojrBYX. Fair. 

 Palpi with long scales: antennm of the males (at least) with a double 

 series of pectinations : tongue often short, composed of two separate 

 filaments. 



* Antenna ciliated. 



Sp. 1. Arc. villica (cream spot tyger). Sp. 2. Aix. Caja (tyger moth). 

 Sp. 3. Arc. P/antaginis (wood tyger). Sp. 4. Arc. russula (clouded 

 buff). Sp. 5. Arc. mendica (muslin). Sp. 6. Arc. Menthrastri (er- 

 mine). Sp. 7. Arc. papyritia (water ermine). Sp. 8. Arc. luhrici- 

 peda (buff ermine). 



** Antenna pectinated. 



Sp. 1. Arc. Salic is (satin moth). Sp. 2. Arc. chnjsorrhtica (yellow-tail). 

 Sp. 3. Arc. phaorrha'a (brown-tail moth). 



Genus 317. CALLIiNIORPHA. Latr., Leach. Bojibyx. Fair. 

 LiTiiosiA. Fabr. 

 Palpi with short not porrect scales : antenna, simple or slightly cili- 

 ated : tongue long, the two filaments conjoined. 

 Sp. 1. Cal. Dominula (scarlet tyger moth). 



Oiss. — Bomhyx; 2. Rosea (red arches). 3. J</foZ;co; (cinnabar); are re- ^ 

 ferable to this genus. 



Fam. VII. TiNEiD.?:. Leach. 

 TiNEiTES. Latreille. 



Antenna sctaceom J simple: /o??5'He distinct: palpi two, cylindric: zoing'j 

 long, oblong, somewhat elliptic, incumbent or convolute: inferior 

 ones much folded, all undivided. 



Stirps 1. — Antenna distant from each other: ci/es separate, divided by 

 a liontlet : tongue elongate : palpi not longer than the head. 



