Figs 25–27 in The last instar larva and pupa of Ora depressa (Coleoptera: Scirtidae), a marsh beetle with underwater pupation

Figs 25–27. Labium of the last instar larva of Ora depressa (Fabricius, 1801). 25 – labium, ventral aspect. 26 – close-up of the apical portion of right palpus, showing conical basiconic sensillum (Conical B), elongate basiconic sensillum (Elongate B), styloconic sensilla (S), and coeloconic sensilla (C). 27 – close-up of the rectangular area indicated in figure 25, showing the multifid setae of stiff plate (hypopharynx). Scale bars: 25 = 0.2 mm; 26 = 0.002 mm; 27 = 0.01 mm.