Philornis torquans (Nielsen, 1913)

(Figs. 7, 44)

Material examined. ARGENTINA: BUENOS AIRES: 1 male, Campana, Río Luján, 27-XII-2008, Di Iorio & Turienzo leg. (MACN); 2 females, 1 male, Campo de Mayo, 12-XII-2009, Di Iorio & Turienzo leg. (MACN); 2 males, Campo de Mayo, 16-I-2010, Di Iorio & Turienzo leg. (MACN); 1 male, Capital Federal, Ciudad Universitaria, 05-IV-2008, Patitucci leg. (MACN); 3 males, Chascomús, on Passer domesticus, 28-I-10, Di Iorio & Turienzo leg. (MACN). CÓRDOBA: 2 males, La Falda, 25-I-2009, Di Iorio & Turienzo leg. (MACN). LA PAMPA: 1 female, Santa Rosa, on A. annumbi, 8-IV-08, Di Iorio & Turienzo leg. (MACN).

Distribution in Argentina (Fig. 44): Buenos Aires; Córdoba (new record); La Pampa (new record); Santa Fe, Tucumán.

References for Argentina . Couri et al. (2009); Garcia (1952); Nielsen (1913); Turienzo & Di Iorio (2010).

Remarks. Nielsen (1913) briefly described the species and later a detailed redescription was made by Dodge (1968). The immature stages were studied by Skidmore (1985).

Biology. Larvae of P. torquans are a subcutaneous parasite found in several families of birds in Argentina (Turienzo & Di Iorio 2007).