FIGURES 25–39. Aethina (Circopes) subquadrata (Motschulsky, 1858): 25–29: 25, abdomen with pygidium, dorsal view, photograph; 26, male genitalia with tegmen and median lobe, microphotograph; 27, ovipositor, microphotograph; 28, male genitalia: tegmen, line drawing; 29, male genitalia: median lobe, line drawing; Aethina (Aethina) vicina Grouvelle, 1894: 30–31, 34–35: 30, male genitalia: tegmen, line drawing (derived from Kirejtshuk, 1986); 31, male genitalia: median lobe, line drawing (derived from Kirejtshuk, 1986); 34, dorsal habitus; 35, ventral habitus. Aethina (Aethina) nigrocastanea Grouvelle, 1903: 32–33, 36–39; 32, male genitalia: tegmen, line drawing; 33, male genitalia: median lobe, line drawing; 36, ventral habitus, photograph; 37, dorsal habitus; 38, male genitalia: tegmen, microphotograph; 39, male genitalia: median lobe, microphotograph.

Published as part of Dasgupta, Jhikmik & Pal, Tarun Kumar, 2022, On Aethina Erichson of Northeast India (Coleoptera: Nitidulidae: Nitidulinae), pp. 533-550 in Zootaxa 5124 (5) on page 545, DOI: 10.11646/zootaxa.5124.5.3, http://zenodo.org/record/6417000