448 . Mr. G. Meade-Waldo on, 



New Guinea, but Polyhia limatula, Sm., wliich is sjnon}'- 

 nious witli the above (Ann. & ]\Iag. Nat. Hist. (8) vol. vii. 

 p. 100, 1911), was described from Mjsol and is in the Oxford 

 University Museum. 



8. Icaria australis, Sauss. 



Icarin australis, Sauss. Etud. fam. Vesp. ii. p. 24. no. 2, pi. xxxiv. 6g. 5 

 (1853). 



The single specimen from Mimika River, July 1910, 

 agrees well with Saussure's figure. 



9. Icaria maculiventrisj Guerin. 



Jthopulidia mnculiventris, Guerin, Duperrev, Voyage de la ' Coquille,' 

 Zool. vol. ii. pt. 2, p. 266, i^l. ix. fig. 8 (ISSO).' 



5 5 , Mimika River ; July and August 1910. 



All these specimens have the second abdominal tergite 

 almost entirely yellow, as mentioned by Du Buysson (Abhandl. 

 der Senckenb. naturforsch. Gesell. Bd. xxxiv. Heft 2, p. 229, 

 1911). There are other specimens in the British Museum 

 Irom Aru and Borneo. 



Guerin^s type was from Dorey, New Guinea, not Australia 

 as given by Dalla Torre in the ' Genera Insectoruin,' Fam. 

 Vespidse. 



10. Icaria spilostoma, C/am. 

 Icaria sjnlostoma, Cam. Nova Guinea, v. 1, p. 62 (1906). 



3 ^ , Mimika River ; July and August 1910. 

 Cameron's type, wliicli is in the Bridsh Museum, is from 

 Manokwari, in New Guinea. 



Key to the neiv Species of Icaria here described. 



A. Abdominal segment 2 broader tlian long. 



(Icariastriim, D. T.) 



a. Wings totally fuscous icoUastoni, sp. u. 



b. Wings hyaline, slightly fuscous along the 



costa. 



«'-. Tiuncation of median segment smooth 

 and shining, lateral angles produced to 

 form two spines biqnnosn, sp. u. 



//-. Truncation of median segment finely 

 punctured, clothed with grey pubescence, 

 lateral angles bhmtly rounded imvnkcc, sp. u. 



B. Abdominal segment 2 longer than broad. 



{Icario/a, D. T.) 



