Comparative Immature Morphology of Brazilian Fire Ants (Hymenoptera: Formicidae: Solenopsis)
Figure 8
Head hairs (= setae) of fourth instar larvae from different fire ant species. Medial hairs of second row of vertex and occipital region are indicated with arrowheads. (a) Solenopsis saevissima with medial hairs simple (compare with Figures 4(b), 5(b), and 6(b), in which specimens had bifid hairs). (b) Solenopsis invicta with bifid hairs. (c) Solenopsis geminata with bifid hairs. Respective sizes of scale bars (μm): 80, 100, and 30.
