Formica compressa Fabricius, 1787: 307 (w.) INDIA (Tamil Nadu). Indomalaya.

Primary type information: Primary type material: syntype workers (number not stated). Primary type locality: India: (“Habitat Tranquebariae. Dom. Hybner.”) (no further data). Primary type depository: ZMUK. Type notes: 1) Zimsen, 1964: 423, cites 4 worker syntypes in ZMUK. 2) Locality Tharangambadi [Tranquebariae] (Subedi et al., 2025: 8).