70 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.xxiii. 



2. Eyes not emarginate witliin 3 



Eyes emarginate within (-185) Eccllnops Fin-ster '! = Acrngonia Kriechbaunior. 



3. First abdominal segment normal, the sides at base nol ear-like widened 4 



First abdominal segment abnormal, the sides at base strongly ear-like widened. 



Disco-cubital ner\^ire angularly broken by a stump of a vein, the areolet 

 oblique, subpetiolate ; transverse median nervure in hind wings 

 angularly broken below the middle (486) Otoblastns Forster. 



4. Front wings without an areolet, or if partially formed, open behind 47 



Front wings 'iritli an areolet 5 



5. Disco-('ul)ital nervure sometimes angularly bent, but rarely broken by a stump 



of a vein; metapleura without & tooth immediately above the hind 

 coxse 6 



Disco-cubital nervure angularly broken by a stump of a vein; metathorax incom- 

 pletely areolated, the metapleura vnih a tooth immediately above 

 the hind coxie; transverse median nervure in hind wings broken 



above the middle ('IS?) ProiarcJius Furster. 



5h. Areolet in front wings large, rather regularly formed, almost rhomboidal... 5j 



Areolet in front wings not large, quite irregular, oblique, not rhomboidal, often 

 petiolate 7 



6. Abdominal segments without oblique impressions. 



Abdomen normal, smooth (488) Rhimphalea Forster. 



Abdomen compressed toward apex and longitudinally striate above; trans- 

 verse median nervure in hind wings broken a little below the 

 middle (489) Westwoodia Brulle. 



7. Second abdominal segment without thyridia at base 8 



Second abdominal segment ivith distinct thyridia at base .' 19 



8. Second abdominal segment vAthout lateral carinfc at base ? 



Second abdominal segment with sharp lateral carinfe at base which extend to 



the spiracles (490) Neoeryma Ashm.ead= Eryma Forster. 



9. Metanotum without areas 10 



Metanotum with areas more or less complete 12 



10. Spiracles of the first abdominal segment somewhat prominent; no carinpe 



extending from them to the apex of the segment 11 



Spiracles of the first abdominal segment not prominent; with carinpe extending 

 from them to the apex of segment (491) Eriglwa Forster. 



11. IMetai)leura separated from the metanotum l)y a sharp carina; transverse 



median nervure in hind wings broken below the middle. 



(492) Labrossyta Forster. 



Metapleura 'not separated from the metanotum by a sharp carina, the carina 



absent; transverse median nervure in the hind wings broken far 



below the middle (493) Polytrera Forster. 



12. Transverse median nervure in hind wings distinctly angularly broken 13 



Transverse median nervure in hind wings straight, not broken. 



(494) Cinesia Forster. 



13. Transverse median nervure in liind wings broken ul or beloiv the middle 14 



Transverse median nervure in hind wings broken ((bore the middle. 



Clypeus not distinctly separated; metathorax with a distinct areola. 



( 495 ) Udenia Forster. 

 Clypeus distinctly separated ( 496 ) Otlophorus Forster. 



14. Metathorax completely areolated 15 



Metathorax not completely areolated 17 



15. Spiracles of first abdominal segment placed at or before the middle 16 



Spiracles of first abdominal segment placed somewhat behind the middle. 



(497) Hodostatei^ Forster. 



