Metrionella calva (Boheman, 1855)
Coptocycla calva Boheman, 1855: 335 (LT! in NRS!), 1856: 183, 1862: 450; Gemminger and Harold, 1876: 3667.
Metriona (Metriona) calva: Spaeth, 1914 g: 128.
Metrionella calva: Spaeth, 1932 e: 266; Borowiec, 1996 a: 193, 1999 d: 380, 2009 f: 678.
Metriona calva: Blackwelder, 1946: 751.
Metrionella calva ssp. assimilata Spaeth, 1932 e: 267 (ST! in MM!).
Metriona calva ssp. assimilata: Blackwelder, 1946: 751.
Distr: calva: Brasilia; assimilata: Bolivia: St. Cruz, Buenvenista. Bolivia: Santa Cruz; Paraguay: Aero Paraná; Venezuela: Bolivar.
figure: habitus in colour
figure: habitus in colour (ssp. assimilata)