114 SPHINGID^. 



10. Fore wing underside with grey marginal 



area reaching outer margin of wing at M 2 ; 



abdomen with dorsal line in both sexes, [p. 118. 



and a patch on eighth tergite in $ O. maeulifera (Walk.), 



Fore wing underside with grey marginal 

 area continued beyond M 2 11. 



11. Fore wing underside with submarginal 



line ending on inner margin 12. 



Fore wing underside with submarginal line 

 ending on outer margin or angle ; very 

 faint dorsal line in both sexes, no patch 

 on eighth tergite in <$ 14. 



12. Abdomen with strong dorsal line in both 



sexes ; a patch on eighth tergite in 6* • • 13. 

 Abdomen with faint line in $ ; no patch [p. 118. 



on eighth tergite O. placida (Moore), 



13. Underside deep chrome O. s. sericeipennis 



Underside paler yellow, particularly in [(Butl.), p. 115. 



outer half O.s. agana Jord., p. 117. 



14. Upperside pinkish-grey O. matti Jord., p. 132. 



Upperside deep ochreous tawny ; sub- 



basal costal spot sometimes vestigial. ... O. belli Jord., p. 119. 



Larva". 



1. Spiracles yellowish-grey with a reddish 



tinge, central slit gieyish-brown and [p. 124. 



shaped like a candle-flame O. ochracea (Butl.), 



Spiracles pale green with the ends white. . O. substrigilis uglaia 



Spiracles blue 2. [Jord., p. 129. 



2. True legs yellowish-grey ringed with rusty- [p. 126. 



brown O. I. lilurata (Butl.), 



True legs red with base green O. suhocellata (Feld.), 



[p. 137. 

 True legs pink, base of each segment white . O. matti Jord., p. 133. 



True legs red banded with black 3. 



f [(Butl.), p. 115. 



3. Horn long, straight, green, with paler J O. s. sericeipennis 



tubercles | [p. 117. 



[_ O. s. agana Jord., 

 Horn long, slightly down -curved, red, with 

 red tubercles O. belli, Jord., p. 121. 



Pupse. 



1. Coxal piece present (sometimes wanting 



in O. subocellata) 2. 



Coxal piece wanting 3. [p. 138. 



2. Ante-spiracular ridges present O. subocellata (Feld.), 



Ante-spiracular ridges wanting O. substrigilis aglaia 



3. No sculpturing on segment 4 ; very faint [Jord., p. 130. 



ante-spiracular ridges O. I. liturata (Butl.), 



Sculpturing on segment 4 ; no ante- [p. 127. 



spiracular ridges 4. 



4. Sculpturing on segment 4 a deep trans- 



verse channel across dorsum O. belli Jord., p. 122. 



Sculpturing on segment 4 a transverse [p. 125. 



subdorsal raised line O. ochracea (Butl.), 



Sculpturing on segment 4 two transverse 



channels on each side of the dorsal line ; 



frons and vertex of head clothed with 



minute hairs O. matti Jord., p. 134. 



