Hadronotus obtusus (Kozlov & Kononova) comb. nov.

Gryon obtusum Kozlov & Kononova, 2004: 203, 206 (original description); Kononova & Kozlov, 2008: 325, 368 (description, keyed); Timokhov, 2019b: 48 (catalog of species of Russia).