COLLECTED IN BOENEO. 113 



abclomiiie maciilis lateralibiis canis apice rufescente, alls violaceo-nigri- 

 cantibus. 

 Male. Blackish-cinereous, hoary beneath. Face bright ferruginous. Epi- 

 stoma with six wliite bristles. Antennae and legs black. Thorax with four 

 hoary stripes. Abdomen with hoary spots along each side ; tip reddish ; 

 appendages black, ciliated. Wings blackish, with violet reflections. Length 

 of the body 9 lines ; of the wings 16 lines. 



Gren. DiscoCEPHALA, Macquart. 



42. DiscoCEPHAiiA DOBSALis, Walk. (See page 9.) mas. Thorace vittis 

 duabus testaceis, abdomuie piceo fasciis latis abbreviatis testaceis apice 

 nigro-cupreo, pedibus testaeeo-fulvis, femoribus tibiisque apice nigricanti- 

 bus, femoribus posticis crassis spinosis. 



Male. Thorax with two testaceous stripes. Abdomen piceous, with short 

 broad testaceous bands, blackish cupreous towards the tip. Legs testa- 

 ceous-tawny ; femora and tibiae with blackish tips ; hind femora tliick, 

 spinose. 



Subfam. Laphbites, Walk, 

 Gren. Laphbia, Fahr. 



43. Laphria Reiiiwardtii, Wied. See page 10, 



44. Laphria altemans, Wied. See page 10. 



45. Laphria notabilis. Walk. See page 10. 



46. Laphria triangularis, Walk. Cat. Dipt, 2nd Ser. 3. 553. 138. 

 Inhabits also Sumatra. 



47. Laphi'ia constricta, Walk. Cat. Dipt. 2ud Ser. 3. 555. 142. 

 Inhabits also Sumatra. 



48. Laphria am-ifacies, Macq. See page 10. 



49. Laphria inaurea, Walk. See page 11. 



50. Laphria plana, Walk. See page 12. 



51. Lapheia unifascia, n. s., mas. Nigro-cuprea aureo-liirta, mystace 

 nigrd, abdominis lateribus fascia ventreque rufescentibus, ahs nigricantibus 

 basi late subhmpidis venis nigris, halteribus fulvis. 



Male. Blackish cupreous, partly clothed with gilded hau's. Face with very 

 pale gilded tomentum. Mystax with some black bristles. Antennae 

 black ; 3rd joint linear, acuminated, a little longer than the 1st and the 

 2nd together. Thorax with two bands of gilded tomentum. Abdomen 

 reddish beneath and on each side, and with a very broad reddish band. 

 Legs black, stout, pilose ; hind femora very thick. Wings blackish, nearly 

 limpid for one-tliird of the length from the base. Halteres tawny. Length 

 of the body 5 lines ; of the wings 8 lines. 



52. Lapheia comptissima, n. s., mas et fcem. Aureo-tomentosa, facie 

 albo-tomentosi, antennis pedibusque nigris, abdomine apicem versus nigro- 

 purpureo, tibiis luteis, aUs nigricantibus climidio fere basali subcinereo, 

 halteribus fulvis apice fuscis, 



LINN. PEOC. — ZOOLOGY. 8 



