Tachyusa constricta, Erichson, Berolin, Weber (ZMHB, 1837

Pa ṡnik, Grzegorz, 2006, A revision of the World species of the genus Tachyusa Erichson, 1837 (Coleoptera, Staphylinidae: Aleocharinae), Zootaxa 1146, pp. 1-152 : 29

The constricta group

The constricta group includes eight Holarctic species. The group is characterized by the following combination of characters: puncturation of tergites 3–5 very sparse, punctures minute, pinprick­like and poorly visible; puncturation of tergites 6–7 distinctly denser than that of tergites 3–5; elytral puncturation moderately fine, relatively shallow and weakly visible; abdominal pubescence long, sparse and semierect; and abdomen strongly glossy.