Sarcophaga. 



179 



l/V 



Fig. 44. S. crassimargo; to the 

 right forceps from behind. 



bristles; fourth sternite with the hairs somewhat decumbent. Fifth 



sternite with brush and marginal bristles. Præhypopygial segment 



grey pruinose, with distinct marginal 



bristles. Hypopygium black, with long 



hairs; iipper forceps somewhat slender, 



straight, in profile with aboiit parallel 



margins, obliquely cut dorsally at 



apex; it is cleft only in apical fifth; 



claspers shaped as in agnata. Penis 



about as in agnata and well chitinised, 



but the end not bent forwards and the 



lateral processes longer, horn-like. Post- 



erior femora moderately fringed below; 



hind tibiæ sparingly fringed on antero- 



and posteroventral sides; middle femora with a posteroventral row 



of long somewhat fine bristles, but without comb ; hind femora with 



an anteroventral row of bristles. Wings somewhat brownish tinged, 



especially at base; costal segment 3 and 5 about equal; subcostal 



vein bare; a costal spine present. 



Female. I do not know the female; according to Bottcher the 

 frons is as broad as the eye. Genital split not seen from above, partly 

 vertical partly ventral, with weak marginal bristles. 



Length 4,5 — 9 mm. 



S. crassimargo is not rare in Denmark; Amager, Ordrup Mose, 

 Grib Skov, Tisvilde, Gilleleje; on Lolland at Nysted; on Funen and 

 in Jutland at Kliplev and Sæby; the dates are ^'/e — ^Vs- 



Geographical distribution: — Europe down into Italy; towards 

 the north to southern Sweden (Ringdahl) and in Finland. 



Remarks: Zetterstedt mentions S. vagans from Denmark; in 

 Stæger's collection are two males determined as vagans, one is the 

 present species, the other incisilohata Pand. = striata Meig. (nec 

 Fabr.). 



7. S. clathrata Meig. 



1826. Meig. Syst. Beschr. V, 25, 14 (nec Rond.). — 1907. Kat. palåarkt. 

 Dipt. III, 477. — 1911. Kram. Abhandl. Nat. Geseli. Gorlitz, 27, 32, Tab. II, 

 Fig. 5. -^ 1912. Bottch. Deutsch. Ent. Zeitschr. 719, Fig. 13. — 1924. Stein, 

 Arch. f. Naturgesch. 90, 6, 194, 195. — S. clavulus Pand. 1896. Rev. Entom. 

 XV, 196, 40. — 1907. Villen. Ann. Soc. de Fr. LXXVI, 396. — S. nigrans 

 Pand. 1. c. XV, 202, 53. 



12* 



