and Characters of undescrihed Species. 387 



femora black. Wings cinereous. Fore-wings with a diffuse 

 brown spot by the stigma ; veins piceous ; ulna about half the 

 length of humerus, longer than the radius ; cubitus black, short ; 

 stigma rather large. 



Length of the body 2| lines ; of the wings 5 lines. 



This and the preceding species may each form a new genus. 



Amboina. Discovered by Mr. Wallace. In the British 

 Museum. 



Genus Palmon. 

 Palmoii inslruclus. 

 I Foem. — Viridis ; caput cyaneo-viride ; antennae fulvae, apice 

 nigrse; abdomen cyaneo-viride, subtus fulvum ; tibiae an- 

 teriores tarsique flavescentes ; alse limpidae. 



Female. — Green. Head and thorax very minutely punctured. 

 Head bluish-green, as broad as the thorax. Antennae tawny ; 

 scape yellowish beneath ; club black. Petiole short. Abdomen 

 bluish-green, compressed, deep, fusiform above, tawny beneath, 

 shorter than the thorax. Oviduct and its sheaths very much 

 longer than the body. Trochanters, tarsi and anterior tibiae yel- 

 lowish. Wings limpid ; veins brownish ; ulna much shorter than 

 the humerus, more than four times the length of the radius; 

 cubitus very short ; stigma extremely small. 



Length of the body 2| lines ; of the wings 3 lines. 



Hong Kong. Discovered by Mr. Bowring. Port Natal. Dis- 

 covered by Mr. Plant. In the British Museum. 



Note. — Chalcisl explorator (Coquerel, Mag. Zool. 1855, vii. 

 428, pi. 10, f. 4) seems to belong to an undescrihed genus of 

 Torymidce. 



Genus EcDAMUA. 

 Ptem. —Corpus elongatum, punctatum, Caput parvum. An- 

 tennae filiformes, thorace breviores. Prothorax conicus. 

 Scutum angustum ; parapsidum suturae optime determinatae ; 

 scutellum parvum. Metathorax valde determinatus. Petiolus 

 gracilis, raetathorace non brevior. Abdomen fusiforme, sub- 

 compressum, glabrum, thorace valdfe longius. Oviductus 

 longissimus. Pedes simplices ; coxae posticae longissimae. 

 Alae vitreae, non notatae. 



Female. — Body elongate. Head and thorax thickly punctured. 

 Head short, hardly as broad as the thorax ; face vertical. An- 

 tennae filiform, compact, shorter than the thorax. Prothorax 



