Gryon tardum Kononova & Fursov
Gryon tardus Kononova & Fursov: Kononova & Fursov, 2005a: 593 (original description); Kononova & Fursov, 2005b: 303 (description).
Gryon tardum Kononova & Fursov: Kononova & Kozlov, 2008: 330, 410 (description, keyed).
Comments.
This species remains Gryon based on the original description "Frontal depression shallow, smooth, shining, with distinct longitudinal carina, almost reaching the anterior ocellus," and Figure 1 - 4 which illustrates the presence of facial striae and a somewhat protruding clypeus.