Hull, 1943b : 46 Baccha Baccha capitata Loew, 1863 Ocyptamus capitatus Ocyptamus ( Mimocalla ) Unraveling Ocyptamus and the Baccha legacy (Diptera: Syrphidae): redefinition of groups and new species descriptions Mengual, Ximo Miranda, Gil Felipe G. Thompson, F. Christian Zootaxa 2018 2018-08-20 4461 1 1 44 89QQS Hull, 1943 Hull 1943 [238,504,1816,1842] Insecta Syrphidae Mimocalla CoL Animalia Diptera 8 9 Arthropoda genus     Mimocalla  Hull, 1943b: 46, as a subgenus of  Baccha. Type species:  Baccha capitata Loew, 1863(original designation).  Ocyptamus capitatusspecies group. Thompson (1981).   Ocyptamus( Mimocalla). Thompson & Zumbado (2000), Mengual et al. (2012).   Diagnosis.Sinuate vein R4+5 and sigmoid vein M1. Strongly petiolate abdomen. Enlarged male genitalia including a modified 4th sternum. Frons usually prominent and antenna short. Metacoxa and metatrochanter with thick and dense pile.   Biology.Immatures of the genus  Mimocallafeed on scale insects ( Hemiptera: Coccidaeand Diaspididae) and whiteflies ( Hemiptera: Aleyrodidae) (Thompson & Zumbado 2000; Rojo et al. 2003).   Comments.One of the largest syrphine flies, this genus can be recognized by the distinct sinuous R4+5 and M1 veins plus the dense pile on the metacoxa and metatrochanter.  Species list (7):  M. bonariensis( Bréthes, 1905),  M. capitata( Loew, 1863),  M. erebus( Hull, 1943e),  M. gigantea( Schiner, 1868),  M. nymphaea( Hull, 1943f),  M. tristani(Zumbado in Thompson & Zumbado, 2000),  M. willistoni(Thompson in Thompson et al., 1976).