Primary type information:
Primary type material: syntype workers (number not stated, “a few”). Primary type locality: Indonesia: Aru Is, Kobror, 1912-13, Nr 2542 (
W. Karawaiew). Primary type depositories: 
NHMB, 
SIZK. Primary type specimen: 
CASENT0916802.
Type notes:
1) 
Baroni Urbani, 1973b: 129, cites 1 worker syntype in 
NHMB. 2) 
Radchenko et al., 2023: 24, cite 2 worker syntypes in 
SIZK.