10, 11 Head: 10 Veturius sp. 11 Paxillus sp. 12, 13 mentum, ventral view: 12 Paxillus leachi 13 Passalus sp. 14, 15 ventral view of right maxilla: 14 Paxillus 15 Passalus 16, 17 Prosternelum: 16 Paxillus 17 Passalus 18 head and anterior part of pronotum of Paxillus martinezi. Scale bar: 1 mm.