NOCTUID^. 



i^". Thorax clotlied witli hair only. 

 «ii. Patngia with the extreinilios 

 turned upwards, the meta- 



thorax with paired crests Oerrodes, p. 



ft". Patagia noruial Caularis, p. 



ft'. Frontal prominence very small. 



a^. Palpi upturned Tiiai.atiia, (■2)p. 42. 



b^. Palpi porrect, the '6vd joint down- 

 turned and dilated at extremity ... Leucogonia, p. 

 ?^ Abdomen without dorsal crests. 

 o^. Ej-es small, reniform. 

 a*. Frontal prominence with its lower edge 



produced to a corneous plate Axenus, p. 



fts. Fronlal prominence with its lower edge 



not produced to a corneous plate. 



«<>. Frontal prominence with central 



process Microhelia, p. 



ft". Frontal prominence without central 



process Heliotiiodes, ]). 



b^. Eyes large, round. 

 a^. Frons with beak-shaped process from 



lower edge of prominence C'YrocANis, p. . 



ft^. Frons with flattened plate from lower 



edge of prominence, grooved in front. Oallcecia, p. 

 c5. Frons with wedge-shaped process in 



middle of prominence Basilica, p. 



ds<. Frons with rounded truncate process in 



middle of proininence Selentstis, p. 



e^. Fi'ons with vertical ridge in middle of 



prominence Argyriioda, p, , 



/*. Frons without process in middle of 

 prominence. 

 oC, Frontal pronnnence long. 

 aj. Thorax clothed with hair and scales 

 mixed ; abdomen smoothly scaled. 

 0,8. Palpi upturned, the Srdjointporrect. Idalima, p. 

 fts. Palpi porrect. 

 a^. Proboscis absent, 

 oi". Prothorax with spreading crest . Rabila, p. 



ftjo. Prothorax without crest Erejiociiroa, (■2)p. 370. 



ft9. Proboscis aborted, minute; frontal 



prominence indented below Escaria, (2) p. 228. 



c9. Proboscis fully developed. 

 «!". Frons with pointed corneous 



plate below it Molvena, p. 



ftio. Frons without corneous plate 



below it Ehosus, p. 



b"!. Thorax clothed with hair only ; ab- 

 domen clothed with rough hair. 



a^. Palpi upturned Auoula, p. 



ft8. Palpi porrect Leu Co vis, p. 



Ifi. Frontal prominence short. 

 «". Thorax with broad dorsal ridge of scales, 

 a*. Frons with the corneous promi- 

 nence large Paracroria, (2)p. 281. 



ft^. Frons with the corneous promi- 

 nence small TllYATlRODES, (2)p. 282. 



ft'. Pro- and metathorax with spreading 



crests Hypercaly.mnia, p. 



ci. Metathorax with depressed crest ; 



hind wing with veins 3, 4 stalked ... Parompiiale, (2)p. 421. 

 di. Thorax without crests. 

 a^. Palpi with the 2nd joint reaching 

 vertex of head ; thorax clotlied 

 with hair and hair-like scales Stvgiatiietis, (2)p. 444. 



