Microcerella acrydiorum (Weyenbergh, 1875)
(Fig. 6)
Nemorea acrydiorum Weyenbergh, 1875: 85 . Sarcophaga minuta Lahille, 1907: 82 .
Xenopiella dyscineti Blanchard, 1966: 182 .
Distribution: Neotropical – Argentina (Buenos Aires, Córdoba, Salta, Santa Fe, Santiago del Estero, Tucumán), Brazil (São Paulo).
Type material examined: Holotype ɗ of Xenopiella dyscineti Blanchard, Tandil, Tandil, Buenos Aires, 6.XI.1938 (MACN).
Other material studied: Buenos Aires: 12 ɗ, 10 Ψ Bahia Blanca, Bahia Blanca, VI–IX.2002 reared from meat, De Arriba leg. (ANLIS); 1 ɗ, 1 Ψ Mar del Tuyú, De la Costa, II.2006, Mulieri leg. (ANLIS).
Remarks: Illustrations of male terminalia were provided by Lopes (1972) and Pape (1990). Mariluis (2005) redescribed the female of this species based on reared specimens, and commented that illustrations given by Lopes (1969b) were based on misidentified females.
Biology: Host. Coleoptera, Scarabaeidae: Dyscinetus gagates Burmeister (Blanchard 1966) . Lepidoptera, Noctuidae, Alabama argillacea (Hübner) (Blanchard & De Santis 1975). Mantodea (Blanchard & De Santis 1975) . Originally Weyenbergh (1875) and Lahille (1907) referred to this species as a parasite of Schistocerca paranaensis (Burmeister) ( Orthoptera, Acridoidea). It was reared by Crouzel (1950) only on dead Orthoptera . In addition, this species has been reared from dead snails of the genus Ampullaria (Gastropoda, Pomacea) (Lopes 1969b), and from rotten cow meat (Mariluis 2005).