216 ME. r. WALKER ON DIPTERA COLLECTED IN 



and antennae black. Thorax with slight cinereous tomentuni in front. 

 Legs black. Wings cinereous ; veins black ; pra;brachial vein form- 

 ing a much-rounded and very obtuse angle at its flexure, almost 

 straight thence to the tip ; discal transverse vein hardly undulating, 

 parted by full half its length from the border, and by a little less 

 than its length from the flexure of the prsebrachial vein ; alulae 

 blackish cinereous ; halteres black. Length of the body 4 lines ; of 

 the wings 7 lines. 



Gen. Muse A, Linn. 



65. MuscA soRDiDissiMA, n. s. Mas. Nigra, cinereo subtomentosa, 

 alis nigricantibus, alulis sordide einereis. 



Male. Black ; slightly covered with cinereous tomentum. Wings 

 blackish ; veins black ; ])ra3brachial vein forming a very obtuse angle 

 at its flexure, very slightly curved inward thence to the tip ; discal 

 transverse vein nearly straight, parted by full half its length from 

 the border, and by about its length from the flexure of the prae- 

 brachial vein ; alulae dingy cinereous. Length of the body 4 lines ; 

 of the wings 7 lines. 



G6. MuscA ARicioiDES, n. s. Mas. Rufescenti-fulva, capite antico 

 cano, palpis nigris, antennis testaceis, thoracis disco piceo, abdomine 

 cano-subtessellato fasciis duabus piceis, pedibus nigris, alis obscure 

 einereis. 



Male. Reddish tawny. Head hoary in front. Eyes bare. Proboscis 

 and palpi black. Antennae testaceous ; 3rd joint about four times the 

 length of the 2nd. Thorax piceous on the disk. Rectus with a hoary 

 band. Abdomen paler towards the tip, with two piceous bands, 

 slightly tessellated with hoary reflexions. Legs black ; femora at 

 the base and coxae reddish tawny. Wings dark cinereous ; veins 

 black, tawny towards the base ; flexure of the praebrachial vein form- 

 ing a curve which is very near the border ; discal transverse vein 

 slightly undulating, parted by more than half its length from the 

 border, and by more than its length from the flexure of the prae- 

 brachial vein ; alulae whitish cinereous. Length of the body 4 lines ; 

 of the wings 7 lines. 



This species seems to connect the Muscides with the Anthomyides. 



Gen. OcHEOMTiA, Macg^. 

 Ctl . Ochromyia promittens. Walk. See Vol. IV. p. 134. 



Gen. Graptomtza, Desv. 



68. Grajitonivza callijdioroidos, Walk. See Vol. V, p. 245. 



Subfam. Anthomyides, Walk. 



Gen. Aricia, Macq. 



69. Aricia albicornis, n. s. Mas et Fcem. Ochraceo-fulva, capite 



