This species was described in 2020, it is so far only known from the holotype material, a subfossil incomplete prosternum, that was obtained from a core sample taken from the Rairua Swamp on the island of Raivavae in the Austral Islands.

The size of this species is estimated to have been about 1,39 cm in length; it appears to have been black in color. [1]

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References:

[1] Jiří Kolibáč; Milada Bocakova; James K. Liebherr; Thibould Ramage; Nick Porch: Extinct and extant Pacific Trogossitidae and the evolution of Cleroidea (Coleoptera) after the Late Triassic biotic crisis.