[Messor sanctus obscuriventrisPoldi et al., 1995: 3 (attributed to Karavaiev); unavailable name (published after 1985); Messor sanctus obscuriventrisBarech et al., 2020: 15 (attributed to Karavaiev); unavailable name (published after 1985).]
Declared as unavailable (infrasubspecific) name: Bolton, 1995b: 256.