t)ie Geometrina of the European fauna. 



101 



20. Hind wings in ^ with subcostal fovea near 

 base . . 

 Hind wings in ^ without fovea 



27. Fore wings with 11 out of 10 . . . . 79. 

 Fore wings with 11 not out of 10 . . . . 83. 



28. Abdomen with dorsal crest near base . . 85. 

 Abdomen not crested . . 



29. Anterior tibiae with strong apical hook .. 115. 

 Anterior tibite without hook . . 



30. Face with horny triangular projection . . 110. 

 Face without horny projection 



31. Antenn:e in ^ bipectinated to apex 

 AntenuiB in ^ with apical portion (some- 

 times only two or three joints) simple . . 



32. Face with projecting scales (if very promi- 



nent, rarely with scales projecting shortly 

 on sides only) 

 Face with tolerably apjDressed scales 



33. Face with tuft of hairs from beneath an- 



tennfe across eye to middle 

 Face without lateral tuft 



34. Fore wings with transparent scar along 



transverse vein 

 Fore wings without transparent scar 



35. Fore wings with 6 out of 9 . . 

 Fore wings with 6 separate . . 



36. Femora glabrous 

 Femora densely hairy 



37. Fore wings with 11 connected with 12 

 Fore wings with 11 free from 12 



38. Posterior tibiffi with median spurs very short 



or absent 

 Posterior tibiae with median spurs moderately 

 long 



39. Posterior iih'vx. hairy, median spurs very 



short or absent 

 Posterior tibi;B glabrous, median spurs 

 moderately long . . 



40. Face with scales forming a defined conical 



tuft 



Face without defined tuft 



41. Tongue rudimentary . . 

 Tongue developed 



42. Fore wings with 10 and 11 separate ; median 



spurs absent 113. Piiaseli.v. 



Fore wings with 10 and 11 stalked ; median 



spurs moderately long . . . . . . 81. 



4:]. Fore wings with 11 absent . . . . . . 103. 



Fore wings with 11 present . . 



95. 



9G. 



116. 



111. 



92. 

 97. 



27. 



28. 

 Anticypella. 

 Deilinia. 

 scaiidamia. 



29. 

 Onychoka. 



30. 

 Zamacra. 



31. 



32. 



45. 



33. 

 41. 



COLOTOIS. 



34. 



35, 

 36. 



Selenia. 



Artemidoua. 



Artiora. 



37. 



38. 



39. 



Enno.mos. 

 Prosopolopha. 



BiSTON. 



40. 



Hygrochiioa. 

 gonodontis. 



42. 



43. 



Nychiodes. 

 IIypoplkctis. 

 44. 



