FIGURES 12–22. Stenelmis puberula larva, 12 in Stenelmis puberula Reitter (Coleoptera: Elmidae)-description of larva and its association with adults, using DNA sequences

FIGURES 12–22. Stenelmis puberula larva, 12) left mandible, ventral view; 13) right mandible, ventral view; 14) left maxilla, ventral view; 15) same, detail of prebasal tufted scales; 16) left maxilla, detail of lateral seta; 17) right maxilla – galea, lacinia, palpus, ventral view; 18) mouth parts, ventral view; 19) labium, ventral view; 20) labial palpus, ventral view; 21) same, detail of apical sensory field; 22) labium, dorsal view.