Sarcopromusca Townsend, 1927

Nihei, Silvio Shigueo & Carvalho, Claudio José Barros De, 2009, The Muscini flies of the world (Diptera, Muscidae): identification key and generic diagnoses, Zootaxa 1976, pp. 1-24 : 20

Sarcopromusca Townsend, 1927

Sarcopromusca Townsend, 1927: 209 . Type species: Sarcopromusca arcuata Townsend, 1927 [= Orthellia pruna Shannon & Del Ponte, 1926 ].

Diagnosis. Colouration metallic black with dense silver pruinosity, except for the fifth abdominal tergite which is strikingly golden; wing without maculae, at most the membrane tinged with brown. Female with proclinate fronto-orbital seta; parafrons setulose on upper half; interfrontal seta absent. Acrostichals 0+1. Postsutural dorsocentrals 3. Posthumeral present, postsutural intra-alars 1; intrapostalar present. Prosternum setulose. Katepisternals 1+3. Meron setulose. Posterior suprasquamal ridge setulose. Wing with the apical portion of stem-vein setulose dorsally and ventrally; R1 bare; Rs node and R4+5 setulose dorsally and ventrally; M bent forward towards R4+5. Lower calypter enlarged posteriorly, extending under base of scutellum. Subcostal sclerite bare. Mid tibia with a strong submedian seta on ventral to posteroventral surface. Calcar strong.

Comments. Nihei (2005) gave a key to distinguish the two species – S. sarcophagina (Wulp) and S. pruna (Shannon & Del Ponte) , and drew attention to doubts about their distribution because of past misidentifications.

Distribution (2 species). Neotropical.

References. Pamplona (1992), de Carvalho and Couri (2002), Nihei (2005).