Primary type information:
Primary type material: holotype worker. Primary type locality: Russia: Kaliningrad Oblast, Sambia Peninsula, Yantarny; Upper Eocene, Priabonian (37.8-33.9 Ma), Prussian Formation. Primary type depository:
PMSPbU. Primary type specimen: KA-122.
Secondary type information:
Secondary type material: 1 paratype worker (head missing). Secondary type locality: same as for holotype (in same piece of amber). Secondary type depository:
PMSPbU.