Contributions to the knowledge of Banasa St？l (Hemiptera, Heteroptera, Pentatomidae): Banasa chaca Thomas

contributions to the knowledge of banasa st？l (hemiptera, heteroptera, pentatomidae): banasa chaca thomas. the male of banasa chaca thomas is described with emphasis on external and internal genitalia and the female internal genitalia is described. banasa chaca is newly recorded from buenos aires province (argentina).