19791 Petralia & Vinson — Anatomy of Ant Larvae 379 
Figs. 1-6. Fig. 1. Anteroventral body region of Neivamyrmex nigrescens. Head 
(h). Fig. 2. High magnification, from Fig. 1 of N. nigrescens, of hairs and rows of 
spinules. Fig. 3. Leptogenys elongata showing ventral ridged structure (large 
arrow) on 3rd abdominal segment and tubercles (small arrow). Fig. 4. High magni¬ 
fication, from Fig. 3 of L. elongata, of ridged structure and tubercles. Fig. 5. High 
magnification of ridged structure of L. elongata showing ridges (small arrow) and 
papillose protuberances (large arrow). Fig. 6. Posteriorly pointing ventral mesotho- 
racic spinules of L. elongata. 
