Primary type information:
Primary type material: 6 syntype workers, 5 syntype queens, 3 syntype males. Primary type localities: Latvia: Lake Kanjersee, nr Riga (
H. Jacobson), Estonia: N coast, and Oesel I. (
H. Jacobson), Estonia: vic. Päinurme (
H. Jacobson). Primary type depository:
ZMUM (perhaps also
NHMB).
Type notes:
Radchenko & Elmes, 2010: 138, cite 3 workers, 1 queen, 1 male Latvia (= Lettland), 18.viii.1936 (
H. Jacobson).