CLASS V. INSECTA. 



241 



Sp. 8. Hipp. lEgcria (speckled wood, or wood Argus). 

 Inhabits the borders of woods and fields. 

 Sp. 9. Hipp. Semele (grayling, or rock underwing). 

 Inhabits heaths, commons, and rocky wastes. 



Stirps 2. — Larva: oval, depressed: pupa short, contracted, obtuse at 

 both extremities : tani with very small nails. 



Genus 321. THECLA. Fair., Leach. Polyommatus. Lair. 

 Feet in both sexes all alike : vails scarcely produced beyond the pul- 

 villi, which are large: aH<c?<H(2 gradually clubbed ; the club elon- 

 gate, cylindric oval : hinder wings tailed, 



* Antenna graduaUi/ clavatcd. 

 Sj). 1. The. Bctula (brown hair streak.) 

 Inhabits the borders of woods. 



Sp. 2. The. Pruni (black hair streak). 

 Inhabits the borders of woods. 



Sp. 3. The. Quercns (purple hair streak). 



Inhabits oak woods, Hying on tlic higliest branches of the trees. 



** Antenna; abruptli/ clavated. 

 Sp. 4. The. liiibi (green underside, or hair streak). 

 Inhabits the skirts of woods. ^ 



Genus 322. LYCiENA. Fair., Leach. Pot.yommatus. LMtr. 

 Legs alike in both sexes : nails projecting beyond the pulvilli, which 

 arc small : antenna with an abrupt club, somewhat ovate, compressed, 

 or spoon-shaped. 



* Hinder wings more or less tailed. 

 Sp. 1, Lye. dispar (large copper). 

 Papilio ilypothoe. Donovan. 



Inhabits the fens of Cambridgeshire, and has been observed near 

 Aberdeen in Scotland. 



Sp. 2. Lye. Clnyscis (purple-edged copper). 

 Inhabits Europe : in Britain it is extremely rare. 



Sp. 3. Li/c. Virgaurea: (scarce copper). 



Inhabits Europe : very local in Britain. It is found in some parts of 



Huntingdonshire. 

 Sp. 4. Lye. Phlceas (small copper). 

 Inhabits woods and heaths. 



** Hinder wings with the posterior margin entire. 

 Sp. 5. Lye. Corydon (chalk-hill blue). 

 Inhabits chalky districts. 



Sp. 6. Lye. Adonis (Clifden blue). 

 Inhabits chalky districts. 



