Table 6 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Table 6 (continued on next page). Measurements (in μm) and pt values of selected morphological structures of specimens of Milnesium irenae sp. nov. mounted in polyvinyl-lactophenol medium. Range refers to the lowest and the highest values among all measured specimens. Pt values are provided in italics. Abbreviations: N = number of specimens or structures measured; SD = standard deviation.
CharacterNRangeMeanSDHolotypeµmptµmptµmptµmptBody length24349 – 6641190 – 16145241417831356381571Peribuccal papillae length95.3 – 8.314.6 – 20.86.617.91.01.8??Ventral peribuccal papillae length62.9 – 4.27.3 – 10.43.38.70.51.3??Lateral papillae length214.0 – 7.011.6 – 17.65.515.00.91.36.516.0Buccal tubeLength2425.5 – 42.4–36.9–4.1–40.6–Stylet support insertion point2418.1 – 30.568.9 – 74.926.772.23.21.430.474.9Anterior width2413.3 – 24.650.7 – 60.620.455.02.92.924.660.6Standard width2412.0 – 23.146.1 – 56.918.850.62.93.323.156.9Posterior width2410.7 – 20.941.4 – 51.516.845.22.52.720.951.5Standard width/length ratio2446% – 57%–50%–3%–57%–Posterior/anterior width ratio2478% – 88%–82%–3%–85%–Claw 1 lengthsExternal primary branch2211.0 – 18.338.7 – 47.115.943.02.02.318.345.1External base + secondary branch2210.3 – 16.034.1 – 42.614.038.11.62.615.939.2External branches length ratio1982% – 94%–89%–3%–87%–Internal primary branch2211.0 – 17.835.3 – 44.715.140.62.03.017.843.8Internal base + secondary branch229.5 – 15.532.7 – 41.313.536.21.52.614.636.0Internal spur144.1 – 6.511.4 – 16.25.013.30.61.25.413.3Internal branches length ratio2079% – 96%–90%–5%–82%–Claw 2 lengthsExternal primary branch2413.5 – 20.743.0 – 52.917.848.32.02.820.350.0External base + secondary branch2310.6 – 16.835.4 – 44.714.639.61.82.616.340.1External branches length ratio2273% – 95%–83%–5%–80%–Internal primary branch2212.8 – 19.940.7 – 50.817.245.91.92.919.247.3Internal base + secondary branch2210.1 – 16.634.2 – 43.014.238.01.62.614.936.7Internal spur194.2 – 6.912.5 – 18.35.815.30.81.76.816.7Internal branches length ratio2077% – 93%–83%–4%–78%–Claw 3 lengthsExternal primary branch2413.5 – 22.044.8 – 55.918.650.32.32.922.054.2External base + secondary branch2310.5 – 18.235.7 – 44.914.940.41.92.518.244.8External branches length ratio2275% – 89%–81%–4%–83%–Internal primary branch2313.2 – 20.542.2 – 52.317.547.62.03.320.149.5Internal base + secondary branch2310.3 – 16.734.2 – 44.414.438.41.62.615.437.9Internal spur204.4 – 6.812.0 – 17.85.715.20.71.66.014.8Internal branches length ratio2172% – 93%–81%–5%–77%–Claw 4 lengthsAnterior primary branch2217.5 – 25.455.2 – 64.222.460.02.23.222.455.2Anterior base + secondary branch2411.0 – 19.239.8 – 49.016.043.42.02.718.645.8Anterior branches length ratio2163% – 83%–72%–5%–83%–Posterior primary branch2317.0 – 27.259.4 – 68.423.863.62.52.927.267.0Posterior base + secondary branch2412.0 – 19.740.6 – 50.416.845.52.22.819.447.8Posterior branches length ratio2265% – 78%–71%–3%–71%–