314 ■ Annals Entomological Society of America [Vol. XIII, 



No median polished stripe on the front, the opaque frontal area not bisected. 2 

 A stripe usually polished on the middle of the front continuing the ocellar 

 triangle nearly or quite to the antenna;. Subgenus Pherbellia Desvoidy. .17 



2. Wings not pictured, at most the crossveins clouded 3 



Wings marked with spots or bars in addition to cloudings about the 



crossveins; femora and tibiae of posterior legs centrally annulate. 

 Subgenus Craphomyzina Macquart 15 



3. Two or three fronto-orbitals; mesopleura bare or with posterior setulse; 



propleural bristle evident. Subgenus Melina Desvoidy 4 



But one fronto-orbital; mesopleurae uniformly pubescent; coxal or 

 abdominal bristles; propleural bristle reduced; ochraceous species 

 with testaceous legs, the front metatarsi white; cf abdomen with 

 fine close pubescence. Subgenus Atriclwmelina Cresson. Mass.,* 

 Ct., N. Y., Pa., D. C.,* Va., Fla.,* 111.,* Wise.,* La.,* S. D.,* Kans.,* 

 Tex.,* Mont.,* Id.,* Wash.,* Or.,* Cal.* {Sciomyza) pubera Loew 



4. Bristles of head strong, 3 fronto-orbitals or the anterior midway between 



suture and posterior bristle; crossveins clouded; arista nearly bare; legs 

 slender, front pair black, posterior pairs brown; largely gray species. 



Middle States; Me., Mass. (Hough), Md. {Sciomyza) tenuipes Loew 



Two fronto-orbital bristles 5 



5. Mesopleurae with a row of setulse along the posterior margin 6 



Mesopleurae entirely bare of microscopic hairs 8 



6. Occiput, thorax and abdomen, including hypopygium gray piceous, 



notum with 4 narrow brown vittae, visible from in back, abdomen with 

 paler incisures; front legs mostly black, posterior legs brown; wings 

 nearly hyaline, the crossveins somewhat clouded; halteres yellow; 

 3-4 mm. Eur.;* Mont.,* Wyo.* {Sciomyza griseola Fall., Dipt. Suec. 

 Sciomyz, 14 (1820); Meigen, Syst. Bes. VI, 13 (1830); Macq. Suit. 

 Buff. II, 406 (1835); Zetterstedt, Dipt. Sc. V, 2100 (1846); Schiner, 

 Faun. Austr. II, 47 (1864); Hendel, Abh. z. b. Ges. Wien, II, 34 (1902). 

 Sciomyza notata Meigen, Syst. Bes. VI, 14 (1830); Zett. Dipt. Sc. V, 



2103 (1846) ) griseola Fallen 



Head, body and legs almost entirely reddish or yellow, hypopygium 

 yellow 7 



7. Wings with yellowish costal border, the auxiliary, first and second 



veins yellow, remaining veins brown; body and legs reddish yellow, 

 the front tibiae and tarsi of 9 dark; arista short-plumose. Eur.;* Me., 



N. H., Col., B. C. {Sciomyza) albocostata Fallen 



All the veins brown, wings iiniformly subhyaline, the crossveins some- 

 times clouded; body and legs usually ochraceous brown; arista plumose; 

 robust species with large hypopygium. Eur.;* Mass.,* Queb.,* N. Dak., 

 Mont.,* Wyom.,* Idaho,* Wash.,* Cal.* {Sciomvza fuscipes Mcci., 

 Suit. Buff. II, 407 (1835); Meigen, Syst. Bes. VII, 363 (1838); Rondani, 

 Prodr. Dipt. Ital, VII, Sciomyz, 44 (1868). Sc. dorsata Zetterstedt, 

 Dipt. Sc. V, 2096 (1846); Schiner, Faun. Austr. II, 46 (1864); Becker, 

 Act. Soc. sc. Fenn. XXVI, 56 (1900); Hendel, Abh. z. b. Ges. Wien, II, 

 32 (1902). Sc. notata Schiner, Faun. Austr. II, 48 (1864). Sc. rnficeps 

 Zetterstedt, Dipt. Sc. V. 2097 (1846); Rondani, Prodr. Dipt. Ital. VII, 

 Sciomyz, 41 (1868). Melina spadix Cresson, 42. Melina fiisca Cres- 

 son, 43) fuscipes Macquart 



8. Hind femora and tibiae broadly paler along the center; eyes banded in 



life; mesopleurae golden below, brown above; abdomen fasciate 9 



Hind legs not evidently annulate; eyes uniformly colored 12 



9. Face and occipital orbits with one, cheeks with two brown spots; arista 



rather long-plumose; scutellum sometimes yellowish; abdomen polished 

 except on fasciae; front legs of 9 with femora and middle of tarsi blackish ; 

 anterior veins whitish toward base, outer part of wing largely 

 infumated. N. H.,* N. Y., N. Car. {Sciomyza alhovaria Coq. Proc. 



U. S. N. M. XXIII, 616 (1901) ) albovaria Coquillett 



Head not spotted; arista short-plumose to bare; scutellum blackish; 

 abdomen not shining 10 



