100 MR. F, WALICKTt ON IIOMOPTETIA 



front much widened towards the face, with three nearly parallel keels ; 

 face triangular, with one keel. Prothorax tubereulate on each side. 

 Mesothorax with five slight keels. Legs long; hind tibiae with 

 five stout spines besides those at the tips. Wings with very numerous 

 transverse veins. Fore wings lurid, with numerous darker dots and 

 l)oints. Hind wings lurid cinereous, hyaline ; some of the marginal 

 veins forked. Var. ^. Body and legs tawny. Fore wings tawny, 

 greenish towards the base. Length of the body 7 lines, of the 

 wings 20 lines. 



Hab. Aru ; New Guinea. 



The nmcli more numerous transverse veins of tlie liind wings 

 (liatiiiguish this species from IT. mat/lea and from U. Saundemii. 



Gen. BinnANTis, Sttil. 



50. BiRDANTis DECENS, Stal, Trujis. Ent. Soc. Lond. 3rd. ser. i. .581. 

 Hab. Aru. 



Gen. AcAiiNA, Stal. 



5L AcARNA ROSTRiFERA, Slul, Trails. Ent. Soc. Lond. 3rd ser. i. 584. 

 Hab. Mysol. 



52. AcARNA NOTATicoLLis, Stal, Truns. Ent. Soc. Ijond. 3rd ser. i. 584. 

 Hab. Butchian. 



53. AcARNA CONVIVA, Stul, Trans. Ent. Soc. Lond. 3rd ser. i. 585, 

 Hab. Mysol. 



54. AcARNA USTULATA, Slut, Truns. Ent. Soc. Lond. 3rd ser. i. 585. 

 Hab. Aru. 



55. AcARNA ORBA, Siul, Truiis. Ent. Soc. Lond. 3rd ser. i. 585. 

 Hab. Mysol. 



5fi. AcARNA pupiLLATA, Si^l, Trans. Ent. Soc. Lond. 3rd ser. i. 586. 

 Hab. New Guinea. 



Sect. J^. 



Corpus sat gracile. Caput marginibus subcarinatis ; vertex sat longtis ; 

 frons longa, tricarinata, lateribus anticis dilatatis et rectangulatis ; 

 facies tricarinata. Oculi prominentes. Prothorax et mesothorax 

 tricarinati. Pedes graciles, longiusculi; tibise posticse biopinosse. 

 Alaj angustae, hyalinae. Alaj antictc apice rotundatae, venis transversis 

 paucis, venis marginalibus non furcatis. 



Body rather slender. Head with slightly prominent borders; vertex 

 longer than broad ; front twice as long as broad, with the borders 

 dilated and rectangular near the face, with three keels; face with 

 three keels. Eyes prominent. Prothorax arched, with three keels, 



