﻿AbstractThe generaAcesinesStål, 1876 andDunniusDistant, 1902 (Hemiptera:Heteroptera:Pentatomidae:Pentatominae) were revised and redescribed with the description ofDunniusbarpetensisSalini & Rabbani,sp. nov., based on specimens from Assam and Meghalaya, northeastern states of India. The genusMycterizonBreddin, 1909 is reinstated fromDunnius, removed from the tribeMenidini, and redescribed. Consequently, the following new combinations are proposed:A.sordida(Kirby, 1891),comb. nov.,Dunniuslaticeps(Zheng & Liu, 1987),comb. nov.,D.tridentatus(Xiong & Liu, 1995),comb. nov., andD.trifasciatus(Xiong & Liu, 1995),comb. nov.A lectotype is designated forAraductabella(Distant, 1900a).AcesinesbambusanaDistant, 1918, andMycterizonbellusstat. rev.are redescribed based on both male and female genitalia andDunniusfulvescens(Dallas, 1851) is redescribed based on female genitalia.