MR. WALKER ON DIPTERA COLLECTED AT MAKESSAE. 171 



bonier, and by nearly thrice its length from the praebrachial transverse ; 

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

 lines. 



234. NoTiPHiLA FLAViLiNEA, n. s. Mcis et Fcem. Piceo-nigra, ca- 

 pita apud oculos testaceo, antennis rufescentibus, arista plumosa, ab- 

 dominis segmentis flavo marginatis, alis cinereis apud costani sub- 

 luridis, halteribus testaceis. 



Male and Female. Piceous brown ; head rather paler, testaceous about 

 the eyes ; antennae reddish, very short, 3rd joint conical, arista plu- 

 mose ; abdomen oval, not longer than the thorax ; hind borders of 

 the segments yellow ; wings gi'ey, with a slight lurid tinge along the 

 costa ; veins black ; discal transverse vein straight, upright, parted by 

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

 its length from the praebrachial transverse ; halteres testaceous. Length 

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



Gen. Ephydra. Fallen. 



236. Ephydra BORBOROiDES, n. s. Foem. Nigra, lata, crassa, pubes- 

 cens, subsetosa, antennis piceis, arista pubescente , tibiis tarsisque flavo 

 fasciatis, alis nigricantibus latiusculis cinerascente sexguttatis. 



Female. Black, broad, thick, somewhat pubescent and with a few 

 bristles ; antennae piceous, short, 3rd joint round, arista pubescent ; 

 abdomen broader than the thorax ; legs rather setose, tibiae and tarsi 

 with yellow bands ; wings blackish, rather broad, with about six grey- 

 ish dots on each ; veins black ; posterior longitudinal veins abbre- 

 viated ; discal transverse vein parted by more than twice its length 

 from the border, and by less than its length from the praebrachial 

 transverse. Length of the body U line; of the wings 3 lines. 



236. Ephydra maculicornis, n. s. Mas. Cinereo-nigra, capite an- 

 tennisque rufis, his puncto nigro, arista nuda, abdomine nigro uitente, 

 tarsis testaceis, alis cinereis apud costam pubescentibus. 



Male. Cinereous black ; head red in front and about the eyes ; antennae 

 red, 3rd joint round with a black point above ; arista short, simple ; 

 abdomen oval, black, shining, not longer than the thorax ; tarsi tes- 

 taceous; wings grey, minutely pubescent along the border; veins 

 black ; discal transverse vein straight, oblique, parted by more than 

 twice its length from the border and from the praebrachial transverse ; 

 halteres piceous. Length of the body 2 lines; of the wings 4 lines. 



Gen. OcHTHEEA, Latr. 



237. OcHTHERA INNOTATA, n. s. Fcem. Cinereo-nigra, capite antico 

 flavescenti-albo, pectore pedibusque cinereis, abdomine cyanescenti- 

 nigro, alis cinereis, halteribus albidis. 



Female. Cinereous black ; head yellowish white in front, silvery white 

 hindv^ ard ; pectus and legs cinereous ; abdomen bluish black ; wings 



