COLLECTED IN BORNEO. 151 



49. BiDiS CONTIGXJA, n. 8., mas. Testacea, rufo vittata, fronte nigro punc- 

 tata, alls subhyalinis, anticis vitta postica nigra, venis testaceis. 



Male. Testaceovxs : in structure like B. pictula. Head and thorax with red 

 stripes. Front with three rows of black transTerse dots. Prothorax with 

 black dots on each side. Mesothorax with three pale brown stripes. Wings 

 nearly hyaline ; fore wings with a black stripe along the interior border ; 

 veins testaceous. Length of the body 3 lines ; of the wings 7 hues. 



Gen. OsTAMA, n. g. 



Caput breve ; vertex siibquadratus lateribus subelevatis ; frons plana, longi- 

 subquadi'ata, antice latior ; facies lanceolata. AntemKB longiuscula?, fUi- 

 formes ; articulus 2"' 1° non longior ; seta brevis. Mesothorax tricari- 

 natus. Alarum antiearum areolse basales marginahbus multo longiores ; 

 vense marginales plurimse, nonnullse furcatse. 



Head short ; vertex subquadrate, with elevated borders ; front smooth, elongate- 

 subquadrate ; face lanceolate, a httle shorter than the front. Antennae fili- 

 form, rather long ; 2nd joint as long as the 1st ; seta short. Mesothorax 

 with three slight parallel keels. Fore wings with a row of transverse veinlets 

 which divides the basal veins from the marginal vems, the former nearly 

 twice the length of the latter, which are rather nmuerous, and some of 

 them forked. 



50. OsTAMA JTJNCTA, n. s., mas. Ferruginea subtus nigra, abdominis dorso 

 tibiisque rufis, ahs anticis fuscis testaceo conspersis, apices versus hyahnis 

 vitta arcuata strigaqiie nigi'o-fuscis, posticis cinereis. 



Male. Ferruginous, black beneath. Borders of the thorax testaceous. Ab- 

 domen above and tibiee red. Fore wings brown, with numerous testaceous 

 pimctures ; part beyond the transverse veinlets hyaline, with a curved 

 stripe and a streak of a blackish-brown hue ; hind wmgs grey. Length of 

 the body 2^ lines ; of the wings 7 Hues. 



Gen. Erana, n. g. 



Ca/put lateribus elevatis carinaque media ; vertex subconicus ; frons sub- 

 quadi'ata, faciem versus latior ; facies lanceolata. Antennas longse, vahdse, 

 fUiformes ; articidus 1"^ brevis ; 2^'' longus ; seta nulla. Mesothorax ca- 

 rinis tribus parallcUs. Alarum antiearum areola basales discahbus et mar- 

 guiaUbus triple longiores ; vcnulaj transversee costales paucse perobhquaj. 



Head with elevated borders and with a middle keel ; vertex nearly conical ; 

 front elongate-subquadrate, broader towards the face which is lanceolate, 

 Antennse elongated, stout, fiUform ; 1st joint short j 2nd long ; no arista. 

 Mesothorax with three parallel keels. Fore wings with the basal areolets full 

 tlirice longer than the discal and marginal areolets together ; the marginal 

 areolets as long as the discal areolets and not more numerous ; costal trans- 

 verse veinlets few and very obhque. 



51. Eeana opeeosa, foem. Ferruginea ; ahs anticis apud venas chalybeo 

 notatis, posticis nigi-icantibus. 



Female. Ferruginous. Fore wings with chalybeous spangles on the veins ; 

 hind wings blackish. Length of the body 2\ lines ; of the wings 6 lines. 



