FEOM NEW GUINEA. 125 



along each side. Abdomen piceous, lanceolate, longer than the thorax, 

 with a whitish stripe, which does not extend to the tip. Legs whitish 

 testaceous. Wings black, mostly cinereous along the hind border ; 

 veins black ; discal transverse vein straight, parted by one-fourth of 

 its length from the border, and by a little more than its length from 

 the prsebrachial ti'ansverse vein; halteres whitish. Length of the 

 body 3 lines; of the wings 6 lines. 



Subfam. Lepsides, Walk. 

 Gren. Calobata, Fair. 



61. Calobata tipuloides, Mas. Nigra, gracillima, abdomine fusco 

 subcompresso segmentis cinereo marginatis 1° et 2° postiee nigro 

 marginatis, femoribus posterioribus piceis albido marginatis, tibiis 

 tarsisque anticis albis, alis nigricantibus basi fasciisque tribus cinereis. 



3Iale. Black, very slender. Head full as broad as the thorax ; face 

 silvery white ; epistoma very prominent. Antennae a little longer 

 than the face ; third joint linear, twice the length of the second; arista 

 slender, very little longer than the third joint. Abdomen brown, 

 very slender, slightly compressed, much narrower than the thorax, 

 and nearly twice its length ; hind borders of the first and second seg- 

 ments black ; fore borders of the segments cinereous ; apical appen- 

 dages attenuated. Legs slender; posterior femora piceous, with a 

 whitish band beyond the middle; fore tibiae and fore tarsi white. 

 Wings blackish, cinereous at the base, and with three cinereous 

 bands ; third band subapical, broader than the others ; veins black ; 

 discal transverse vein straight, parted by much more than its length 

 from the border, and by more than twice its length from the praebra- 

 chial transverse vein. Length of the body 6 lines; of the wings 

 8 lines. 



Subfam. Psilides, Walk. 



Gren. PsiLA, Meigen. 



62. PsiLA? CALOBATOiDES. Mas et Fcem. Testacea, capite postico 

 attenuato, antennis basi nigro notatis, thorace vitta nigricante abbre- 

 viata, pedibus longiusculis, alis limpidis apice nigricantibus. Mas. 

 Abdomine clavato. Fcem. Abdomine fusiformi. 



Male and Female. Testaceous, very slender. Head as broad as the 

 thorax, elongated hindward. Antennae pale testaceous, not more 

 than half the length of the face, with a black protuberance above at 

 the base; third joint linear, twice the length of the second; arista black, 

 plumose. Thorax with a blackish stripe, which does not extend to 

 the seutellum, the latter with two long black bristles. Abdomen 

 longer than the thorax. Legs slender, rather long. Wings limpid, 

 blackish towards the tips ; veins black ; discal transverse vein straight, 

 parted by less than one-fourth of its length from the border, and by 

 much more than its length from the prsebrachial transverse vein; 



