File:Sparks et al. 2015 Fig 2.jpg

Figure 2. Field images of the M. rothsteini (Forel) species complex. Fig. 2a–c nest entrances showing (a) single entrance with discarded seed husks, (b) multiple entrances without seed husks and (c) single nest entrance without sees husks. Fig. 2d M. subapterum sp. nov. feeding on nectar from Melaleuca sp. flowers.

Sparks, K.S., Andersen, A.N. and Austin, A.D. 2015. Systematics of the Monomorium rothsteini Forel species complex (Hymenoptera: Formicidae), a problematic ant group in Australia. Zootaxa. 3893:489–529. doi:10.11646/zootaxa.3893.4.2