and Characters of undescribed Species. 391 



versus valde elongatum ; pedes nigri, albo-fasciati ; alae 

 anticae gutta costali nigra, vitta nigricante, fascia alba. 



Female. — Deep blue, thickly punctured. Head obliquely 

 striated on each side in front. Antennae black. Disk of the 

 scutum seneous-green ; scutellum purplish. Metathorax black, 

 roughly punctured. Abdomen red, smooth, shining, nearly twice 

 the length of the thorax ; the apical part much elongated, lanceo- 

 late, compressed. Legs black ; coxae, knees and posterior tarsi 

 except towards the tips white ; fore-tarsi white at the base. 

 Wings cinereous. Fore-wings with a black dot behind the end of 

 the humerus, and with a slightly oblique blackish stripe which 

 extends from the dot to the cubitus, where it is intersected by the 

 white band ; veins black. 



Length of the body 5 lines ; of the wings 6 lines. 



Ega. Discovered by Mr. Bates. In the British Museum. 



Genus Calosoter. 

 Calosoter h'lfasc'iatus. 

 Fcem. — Niger; caput subtus cyaneo-viride, antice excavatum ; 

 antennse nigrse; pectus saturate cyaneum ; abdomen cupreum, 

 viridi varium ; tarsi albi ; alae anticae fasciis duabus latis 

 nigricantibus. 



Female. — Black. Head and thorax dull, very minutely punc- 

 tured. Head bluish-green beneath, a little broader than the 

 thorax, deeply excavated in front. Antennse black. Pectus 

 dark blue. Abdomen cupreous, lanceolate, varied with green, 

 longer than the thorax. Tarsi white ; fore- tarsi dark tawny. 

 Wings cinereous ; fore-wings with two broad blackish bands ; veins 

 black; ulna a little shorter than the humerus, a little longer than 

 the radius; cubitus long ; stigma small. 



Length of the body 2^ lines ; of the wings 4 lines. 

 Sarawak, Borneo. Discovered by Mr. Wallace. In the British 

 Museum. 



Genus Epistenia. 

 Epistenia scutata. 

 Fcem. — Lffite viridis ; antennse nigrse; thorax cyaneo purpureo 

 et aeneo varius ; abdomen lanceolatum, scite punctatum, 

 aurato fasciatum, apice purpureum ; pedes rufi ; femora antica 

 dilatata; alse anticae vitta discali nigricante. 



Female. — Bright green. Head and thorax largely punctured. 

 Head very little broader than the thorax ; face horizontal, eyes 



