174 



CARADRININA 



[COLOCASIA 



Neuration of Porthesin shnilis. 



black or brown ; head sometimes black : on beech, hazel, 

 etc.; 7-9. 



5. PORTHESIA, Stph. 



Terminal joint of palpi exposed. Abdomen not crested. 

 Anterior tarsi more or less hairy ; 

 posterior tibiae with middle-spurs. 

 Forewings : 10 out of 9 above 7. 

 Hindwings : 4 absent, 6 and 7 

 stalked. 



A rather small group of Indo- 

 Malayan origin, but ranging into 

 Europe, Africa, and Australia ; it is 

 veiy closely related to JEiip7'octis. 

 Larva with well -developed dorsal 

 prominences. 



1. P. similis, Fuesl. {auriflua, F.) 

 32 - 44 mm. Anal tuft orange. 

 Forewings white ; a small dark 

 grey or brownish tornal spot, some- 

 times nearly obsolete. Hindwings 

 white. 

 Britain to the Clyde, common ; C. and SW. Europe, WC. 



and N. Asia ; 7, 8. Larva black ; dorsal line double, red ; 



black white-niarked prominences on 5, 6, and 1 2 ; red tubercles 



on 10 and 11 ; a subdorsal series of white marks; lateral line 



red : on hawthorn, rose, poplar, etc. ; 9-6. 



6. EuPROCTis, Hh. 



Characters of Porthesia, but 4 of hindwings present. 



A considerable genus, largely represented in the Indo- 

 Malayan region, less freely in Africa and Australia, in Europe 

 by one species only. Larva without specially developed tufts. 



1. E. chrysorrhoea, L. 32-38 mm. Anal tuft brown or 

 orange-brown. Forewings white; sometimes a small lilack 

 tornal spot. Hindwings white. 



England, local ; C. and S. Europe, Asia Minor, N. Africa ; 

 7, 8. Larva blackish, hairs ochreous ; dorsal line double, pale 

 ochreous, reddish-marked ; subdorsal broad, white, interrupted ; 

 pale red dorsal tubercles on 10 and 11 : on hawthorn, black- 

 thorn, elm, etc. ; 9-6. 



7. Stilpnotia, Westw. 



Palpi with terminal joint concealed. Thorax with posterior 



