Somatiosoma nitescens Frey, 1958

Ebejer, Martin J., 2009, A revision of Afrotropical Chyromyidae (excluding Gymnochiromyia Hendel) (Diptera: Schizophora), with the recognition of two subfamilies and the description of new genera, African Invertebrates 50 (2), pp. 321-321 : 377-379

Somatiosoma nitescens Frey, 1958

Fig. 28

Somatiosoma nitescens: Frey 1958: 32 .

Diagnosis. Uniformly pale yellow species with pair of minute crossed setulae at apex of scut. Third antennal segment narrower than height of gena at middle viewed in profile. Male postabdomen has no distinguishing external features. Female abdomen has no dark spots on any of apical segments. Postabdomen: characteristically has long setulae on st 8; s (when cleared in KOH) with two internal tubules, s ducts not sclerotized; hypr membraneous, but distinct, bare and without tubercles.

Material examined: ANGOLA: 2^Dolondolo , 13°49'S: 13°07'E, 29–30.xi.1974, Malaise trap ( NMSA) . CAPE VERDE: 2ơ Valle São Jorge ( Santiago ), 8.ix.1982, P. Ohm (in alcohol, ZSMC) ; 1^Santiago, San Domingos- Praia, from Prosopis tree, 27.x.1982, P. Ohm (in alcohol, ZSMC) ; 2^S. Vincente, 26.i.1985, P. Ohm (in alcohol, ZSMC) ; 1ơ 4^garden near Mindelo , 27.i.1985, P. Ohm (in alcohol, ZSMC) ; 1^Fogo, São Jorge , 250 m, 19.x.1982, P.Ohm (in alcohol, ZSMC) ; 1^Fogo, below Caldeira, Mt Velha , 950 m, 22.x.1982, P. Ohm (in alcohol, ZSMC) ; 1ơ Santiago, Ribeiro Principal , 100 m, 29.x.1982, P.Ohm (in alcohol, FBUB) ; 6^Santiago, Variante , 2.xi.1982, P. Ohm (in alcohol, ZSMC) ; 4ơ 5^Santiago, Cidade Velha , 3.xi.1982, P. Ohm (in alcohol, ZSMC) ; 1ơ 2^St. Antão, Ribeiro Grande , 15.xi.1982, P. Ohm (in alcohol, FBUB) ; 1ơ 1^same data (in alcohol, MJE) ; 1ơ São Jorge de Orgãos , viii.1988, A.van Harten (in alcohol, NMWC) ; 2^São Jorge de Orgãos , ix.1988, A.van Harten (in alcohol, NMWC) ; 1ơ 5^São Jorge de Orgãos , 24.viii–7.ix.1989, A.van Harten (in alcohol, NMWC) ; 2ơ 4^same data (in alcohol, MJE) . ETHIOPIA: 1^Shewa, Debre Zeit , 1890 m, 08°41'N: 39°02'E, 27.ix.2005, A. Freidberg ( TAUI) ; 1^Welo, Lalibela , 2470 m, 12°01'N: 39°03'E, 8.x.2005, A. Freidberg ( TAUI) . THE GAMBIA: 1^Bakau, at Tropic Bungalow , 25.xi.1977, indoors and in hotel area, Lund University Systematics Department, Cederholm, Danielsson, Hammarstedt, Hedqvist, Samuelsson ( MZLU) . GHANA: 1^Accra ,on window, iv.1920, J.W. Scott Macfie ( BMNH) ; 2^Accra , laboratory windows, xi.1920, A. Ingram ( BMNH) ; 1ơ Accra , i.1921, J.W. Scott Macfie ( BMNH) ; 1^Accra , in laboratory, ii– iii.1921, J.W. Macfie ( BMNH) ; 1^Accra , iv.1921, J.W. Scott Macfie ( BMNH) . KENYA: 1ơ 1^Wangala , Rt A 109, 17–19.viii.1996, A. Freidberg ( TAUI) ; 3ơ 3^Chepareria , 24.xi.1989, A. Freidberg & F.Kaplan ( TAUI) ; 1^Koriema , 15 km W. Marigat, 13.v.1991, A. Freidberg & F. Kaplan ( TAUI) ; 2^Ngong Hills , 2000–3000 m, 15.v.1991, A. Freidberg & F. Kaplan ( TAUI) ; 4ơ 7^Hunter’s Lodge near Kiboko , 02°14'S: 37°43'E, 8– 9.viii.2003, A. Freidberg ( TAUI) ; 6ơ 5^Kasambara , 15 km W of Gilgil, 00°34'S: 36°22'E, 25.ix.2005, A. Freidberg ( TAUI) ; 1ơ 1^same data ( MJE) . MADAGASCAR: 1^Arkarana,nr Ambilobe , ix.1986, S.V.Fowler ( NMWC) ; 1^Ramakia , 9.iv.1991, A. Freidberg & F.Kaplan ( TAUI) ; 1^Ramena , 10.iv.1991, A. Freidberg & F. Kaplan ( TAUI) ; 3ơ 2^Fort Dauphin, Taolañaro , 18–23.iv.1991, A. Freidberg & F. Kaplan ( TAUI) ; 1ơ 1^same data ( MJE) ; 3ơ 1^between Ambrorompotsy (west) and Tranoroa (east), 23 km E. Ampanihy , 24°41'S: 44°55'E, 22.ii.1984, M.von Tschirnhaus (in alcohol, FBUB) ; 3ơ 6^coastal dry scrub north of Toliara, 15.ii.1984, M.von Tschirnhaus (in alcohol, ZSMC) ; 1ơ same data (in glycerine, MJE) . MALAWI:2ơ 3^Center Nichisi , Rt T 350, 16.ix.1998, F. Kaplan & A. Freidberg ( TAUI) ; 1ơ 1^same data ( MJE) ; 2ơ 1^Viphya Mts. , Rt M 1, 20 km S Mzimba, 20–30.ix.1998, F. Kaplan & A. Freidberg ( TAUI) . MAURITIUS: 1ơ 3^1–2 km S of Wolmar , 21.v.2000, J.W. Ismay ( OXUM) ; 1ơ nr Post de Flaq , 29.v.2000, J.W. Ismay ( OXUM) . NAMIBIA: 1^Keetmanshoop, Noachabeb 97, SE 2718 Ad /8c, 22–28.iv.1972, Malaise ( NMNW) ; 1^Ovambo, Onduri , 17°32'S: 16°37'E, pitfall trap, 14–26.i.1993, E. Marais (in alcohol, NMNW) ; 5^Kavango, Nangera , 17°37'S: 18°08'E, pitfall trap, 14–27.i.1993, E. Marais (in alcohol, NMNW) ; 1^Ovambo, Enyana , 17°37'S: 17°25'E, pitfall trap, 14–27.i.1993, E. Marais (in alcohol, NMNW) ; 1^Ovambo, Mahanene Agric. Research Station , 17°26'S: 14°47'E, pitfall trap, 5.ix–5.x.1993, B. Wohlleber ( NMNW) ; 2^West Caprivi Park, Kwando R., Susuwe , 17°45'37"S: 23°20'55"E, Malaise trap in dry woodland, 28.ix–2.x.1998, A.H. Kirk-Spriggs ( NMNW) ; 1^Rundu District, Simanya Okavango River , 17°33'35"S: 18°32'30"E, 23–24.i.1998, A.H. Kirk-Spriggs & E. Marais (in alcohol, NMNW) ; 2^Tsumkwe District , 19°51'30"S: 20°57'41"E, from dung of Loxidonta africana , 23.x.1998, A.H. Kirk-Spriggs ( NMNW) ; 1^Tsumkwe District, Nama , 19°54'34"S: 20°44'08"E, Malaise traps, 20–22.xii.1998,A.H. Kirk-Spriggs, E. Marais & D. Mann ( NMNW) ; 1^Tsumkwe District , 3 km E Xawasha pan, 19°09'53"S: 20°57'40"E, from dung of Loxidonta africana , 25.xii.1998, A.H. Kirk-Spriggs ( NMNW) ; 1^Tsumkwe District , 2 km W Xawasha pan, 19°09'57"S: 20°52'55"E, Malaise traps, 26–27.xii.1998, A.H. Kirk-Spriggs, E. Marais & D. Mann ( NMNW) ; 1^West Caprivi Park, Fort Doppies , 17°49'28"S: 23°18'49"E, 20–21.x.1999, A.H. Kirk-Spriggs, T. Pape & W. Hauwanga ( NMNW) ; 1^Opuwo District, Sesfontein Fort , 19°07'15"S: 13°37'06"E, Malaise trap, 1–3.i.2000, E. Marais, D. Mann & Newman, MMN 38 ( NMNW) ; 2^Brandberg, Mason Shelter , 21°04'42"S: 14°35'33"E, 5–14.iii.2002, 1750 m, light trap, A.H. Kirk-Spriggs ( NMNW) ; 1^Rt B8, 60 km SW Rundu, 18°22'S: 19°20'E, 8.ix.2003, A. Freidberg ( TAUI) . NIGERIA: 1^Zaria, Samaru , 4.viii.1969, J.C. Deeming ( NMWC) ; 2^Zaria, Samaru , 6.vi.1978, J.C. Deeming ( NMWC) ; 1ơ Zaria, Samaru , v.1979, J.C. Deeming ( NMWC) . SEYCHELLES: Aldabra: 1^South Island, Cinq Cases , 3–16.i.1968, B. Cogan & A. Hutson (Aldabra Atoll Royal Society Expedition 1967–68) ( BMNH) ; 4ơ 4^South Island , Takamaka, 1–17.ii.1968, B. Cogan & A. Hutson (Aldabra Atoll Royal Society Expedition 1967–68) ( BMNH) ; 1^South Island, Dune Jean-Louis , 13–20.iii.1968, B. Cogan & A. Hutson (Aldabra Atoll Royal Society Expedition 1967–68) ( BMNH) . SIERRA LEONE: 1^Freetown, Cape Sierra Hotel area , 08°31'N: 13°17'W, 1.xii.1993, Lund University Sierra Leone Expedition, L. Cederholm & R. Danielsson ( MZLU) . SOUTH AFRICA: KwaZulu-Natal: 1^32 km S Ndumu Game Reserve Camp [approx. 27°12'S: 32°19'E], 2732 Aa, dry scrub forest, 100 m, 29.xi.1971, M.E. & B.J. Irwin ( NMSA) ; Limpopo: 1^(headless) Kruger National Park, Pafuri [22°21'S: 31°17'E], 24.i.1979, L. Braack ( NMSA) ; 1^same data but 14.ii–8.iii.1980, Malaise trap ( NMSA) ; North West: 1ơ 3^Hartbeespoort [25°44'S: 27°54'E], 25 km W Pretoria, 30.xii.1994, A. Freidberg ( TAUI) ; 1^same data ( NMSA) ; 3^ Hartbeespoort Dam [25°46'S: 27°49'E], 40 km W Pretoria, 30.xii.1994, A. Freidberg ( TAUI) ; 1ơ 1^same data ( NMSA) . ZIMBABWE: 2^Zambezi, 16°10'S: 29°25'E, Rutometje-Res. St. RM2, vi.1988, J. Weyrich ( ZSMC) ; 2^same data but viii.1988 ( ZSMC) ; 1^Zambezi , 16°08'S: 30°15'E, SE Angwa Bridge M 2, viii.1988, J. Weyrich ( ZSMC) .

Distribution. Throughout the Afrotropical Region and in many parts of the Middle East from sea level to 2470 m. In the Cape Verde Islands, it has been found from sea level to 950 m; in plantations of coffee, citrus, mango and maize on lava soils; near water as well as on dunes; in coastal as well as inland localities.

Figures

Fig. 28. Somatiosoma nitescens Frey:(a) ơ: hypopygium, lateral; (b) prg, ventral; (c, d) part of ơ postabdomen, lateral (c) and dorsal (d); (e–g) ^postabdomen: (e) dorsal, (f) ventral, (g) spermatheca, enlarged. Scale bars = 0.15 mm.