18 HARMFUL UNWANTED ANTS I N T H E P A C I F I C Little fire ant Black crazy ant Wasmannia auropunctata Paratrechina longicornis 1 Size: 1.5 mm 10 Size: 2.7 mm ©www.alexanderwild.com ©www.alexanderwild.com Red imported fire ant Pharaoh ant Solenopsis invicta Monomorium pharaonis 2 Size: 2-6 mm 11 Size: 2 mm ©www.alexanderwild.com ©www.alexanderwild.com Yellow crazy ant Rasberry crazy ant Anoplolepis gracilipes Nylanderia fulva 3 Size: 5 mm 12 Size: 3.2 mm ©www.alexanderwild.com ©Mike Quinn, TexasEnto.net, CCL African big-headed ant Difficult white-footed ant Pheidole megacephala Technomyrmex difficilis 4 Size: 2 mm-3.5 mm 13 Size: 2.7mm ©www.alexanderwild.com ©www.alexanderwild.com Argentine ant Fijian white-footed ant Linepithema humile Technomyrmex vitiensis 5 Size: 2.5 mm 14 Size: 2.4 mm ©www.alexanderwild.com ©www.alexanderwild.com Tropical fire ant White-footed house ant Solenopsis geminata Technomyrmex albipes 6 Size: 3-8 mm 15 Size: 3 mm ©www.alexanderwild.com ©www.alexanderwild.com Bicoloured pennant ant Similar groove-headed ant Tetramorium bicarinatum Tetramorium simillimum 7 Size: 4 mm 16 Size: 2.4 mm ©www.alexanderwild.com ©www.alexanderwild.com Ghost ant Browsing ant 8 Tapinoma melanocephalum 17 Lepisiota sp. Size: 1.4 mm Size: 3.5 mm ©www.alexanderwild.com ©www.alexanderwild.com Singapore ant Bicoloured trailing ant Trichomyrmex destructor Monomorium floricola 9 Size: 1.8-3.5 mm 18 Size: 1.7 mm ©Quah termitesandants.blogspot.co.nz ©www.alexanderwild.com KEY bites sprays stings harms harms harms lives in lives on night day different acid crops people wildlife trees ground active active sizes These ants will cause harm to you, your crops and your environment. If you find any of these ants, please contact your local quarantine/biosecurity.