Melophorus hirsutipes sp. n.: major worker paratype (ANIC32-900147–top ant) frons (a), profile (b) and dorsum (c); minor worker holotype (ANIC32-066645–bottom ant) frons (d), profile (e) and dorsum (f); ‘hispidus’ form major worker (ANIC32-900093) frons (g), profile (h) and dorsum (i); ‘hispidus’ form minor worker (JDM32-004543) frons (j), profile (k) and dorsum (l) distribution map for the species (m). Low resolution scale bars: 1 mm (b, h, j, k, l); 0.5 mm (a, d–g, j).