Table 1 in Revision of the New Zealand cave wētā genus Isoplectron Hutton (Orthoptera: Rhaphidophoridae), with synonymy of Petrotettix Richards and Setascutum Richards, and the description of a new genus
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Table 1 (continued). Dimensions and spine count of Isoplectron Hutton, 1896 and Praecantrix gen. nov. Praecantrix silvatica silvatica gen., sp. et subsp. nov.Praecantrix silvatica lutea gen., sp. et subsp. nov.Praecantrix saxicola gen. et sp. nov.Sample size13 (8 ♀♀, 5 ♂♂)10 (4 ♀♀, 6 ♂♂)10 (6 ♀♀, 4 ♂♂)Apical spines fore, mid and hind femora 10 0, 0 1, 0 00 0, 0 1, 0 00 0, 0 1, 0 0Apical spines fore, mid and hind tibiae2-3-62-3-64-4-81 ♀: 3-3-61♀: 3-4-8; 1♀: 4-4-7Body length (mm) 2♀ 10.4 (8.7–11.5)♀ 9.6 (9.0–10.0)♀ 12.4 (11.6–13.6)♂ 8.9 (8.4–9.3)♂ 9.2 (6.5–9.9)♂ 10.0 (8.9–10.7)Pronotum length (mm)♀ 2.8 (2.1–3.0)2.5 (1.8–3.2)3.4 (3.2–4.0)♂ 2.5 (2.3–3.0)Eye colourblackblackgrey / whiteOvipositor length (mm)6.8 (5.1–7.7)5.1 (4.3–5.3)8.8 (7.3–9.8)Ratio ovipositor to body length0.64 (0.52–0.74)0.51 (0.48–0.58)0.70 (0.62–0.82)Teeth: ventral valve of ovipositor5 (5–7)7 (6–7)6 (5–7)Dorsal valve of ovipositorstrongly serratedstrongly serratedserratedLength of hind tibia (mm)♀ 8.1 (7.7–9.9)♀ 8.2 (6.0–8.7)♀ 13.0 (10.8–14.4)♂ 7.2 (6.6–7.3)♂ 7.6 (6.6–8.3)♂ 11.0 (10.3–11.7)Ratio hind tibia to body length♀ 0.77 (0.73–1.02)♀ 0.85 (0.67–0.88)♀ 1.02 (0.93–1.17)♂ 0.81 (0.71–0.86)♂ 0.82 (0.74–1.23)♂ 1.10 (1.04–1.24)Superior spines on hind tibiaprolateral9 (7–12)13.5 (11–14)27.5 (23–33)retrolateral11 (10 – 13)13 (11–16)25.5 (22–30)Spine density on hind tibia (count/mm)prolateral♀ 1.07 (0.81–1.43)♀ 1.64 (1.39–2.33)♀ 2.34 (2.02–2.50)♂ 1.51 (0.97–1.67)♂ 1.70 (1.45–1.94)♂ 2.39 (2.09–2.48)retrolateral♀ 1.27 (1.01–1.43)♀ 1.78 (1.61–2.17)♀ 2.06 (1.87–2.32)♂ 1.64 (1.39–1.81)♂ 1.71 (1.32–1.97)♂ 2.19 (2.00–2.72)Pairs of longer spines on hind tibia000Superior spines on 1st tarsus segment003 (2–7)Superior spines on 2nd tarsus segment000 (0–1)Fore tibia, inferior spinesprolateral2 (1–2)2 (1–2)2 (1–2)retrolateral1 (1–2)1.5 (1–2)2 (1–2)Fore tibia, superior spines000Mid tibia, inferior spinesprolateral2 (1–2)1.5 (1–2)2 (2–3)retrolateral1 (1–2)1 (12–2)2 (1–2)Mid tibia, superior spinesprolateral000retrolateralFore femur, inferior spinesprolateral000retrolateralMid femur, inferior spinesprolateral000retrolateralHind femur, inferior spinesprolateral1 (0–1)2 (0–2)0 (0–1)retrolateral1 (1–2)1 (1–2)2 (1–3) 1 The six numbers are, in order from left to right: fore femur prolateral and retrolateral, mid femur prolateral and retrolateral, hind femur prolateral and retrolateral. ‘1’ means that an apical spine is present, ‘0’ means that an apical spine is absent. 2 Body length is measured from the apex of the fastigium to the posterior margin of the suranal plate.



