Gryon mirum Kononova & Petrov
Gryon mirus Kononova & Petrov, 2001: 1477 (original description); Kononova & Petrov, 2002: 55 (keyed).
Gryon mirum Kononova & Petrov: Kononova & Kozlov, 2008: 327, 389 (description, keyed).
Comments.
This species remains in Gryon based on the original description, "frontal impression with granular, strongly smoothed sculpture, shining."