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Table 2: Distribution of the sensillae on the ovipositor of A. procerae.

Type Localization ($\mu$m) Number Extremity Length Existence of an apical pore Probable function Trichoid 1 Proximal portion of 3rd valvula 1 Sharp 104 No Mechanoreceptor Trichoid 2 58 $\mu$m from distal extremity of 3rd valvula The most common of the trichoid type Slightly sharp 51 No Mechanoreceptor Trichoid 3 42 $\mu$m from the distal extremity of 3rd valvula — Slightly rounded 38 No Mechanoreceptor Type a Distal extremity of 3rd valvula 1 Rounded 5.3 No Mechanoreceptor Type b Distal of 1st valvula Few Rounded 0.9 No Mechanoreceptor Type c Half proximal of 1st valvula Few Rounded 0.8 No Mechanoreceptor Type d Proximal portion of 1st valvula 1 Rounded 0.47 No Mechanoreceptor Type e 120 $\mu$m from the distal extrimity of 1st valvula Type f 5 $\mu$m from the distal extremity of 1st valvula 3 3 Slightly rounded 0.4 Probable Chemoreceptor Type g Half proximal of 1st valvula — — — — — Campaniform 2/3 proximal of 1st valvula — Rounded 2 — Mechanoreceptor Styloconic 1 Proximal portion of 1st valvula — Rounded 0.7 No Mechanoreceptor Styloconic 2 Proximal portion of 1st valvula — Rounded 0.7 No Mechanoreceptor Styloconic 3 Proximal part, interior surface of 2nd valvulae 3 Slightly sharp 0.7 No Mechanoreceptor