Table 3 in An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)

Table 3. Measurements (in µm) and sp values of selected morphological structures of juveniles from the neotype population of Echiniscus q. quadrispinosus Richters, 1902 mounted in Hoyer’s medium. Abbreviations: N = number of specimens/structures measured; RANGE = refers to the smallest and the largest structure among all measured specimens; SD = standard deviation.
CharacterNRangeMeanSDµmspµmspµmspBody length20145–208457–5461764921728Scapular plate length2029.6–40.5–35.7–2.8–Head appendage lengths0Cirrus internus209.1–17.630.8–44.713.236.82.65.0Cephalic papilla194.7–8.015.3–20.86.317.61.01.8Cirrus externus2010.4–19.835.3–50.815.443.02.95.2Clava193.4–6.511.3–16.75.014.00.81.7Cirrus A2024.9–44.483.9–117.635.9100.45.210.1Cirrus A /Body length ratio2016%–25%–20%–3%–Cirrus int/ext length ratio2078%–94%–86%–6%–Body appendage lengths0Cirrus B69.9–24.426.1–69.720.655.25.815.6Cirrus C1930.1–59.491.0–152.843.3119.29.922.9Cirrus Cd2011.2–20.037.5–54.016.145.22.25.3Cirrus D1918.7–60.453.7–155.630.884.510.825.8Cirrus Dd199.1–18.127.6–52.213.237.22.35.8Cirrus E1935.0–59.3106.2–162.549.5136.77.416.2Spine on leg I length152.0–3.96.8–11.13.39.10.51.3Papilla on leg IV length162.8–3.98.0–10.93.29.10.40.9Number of teeth on the collar165–8–6.0–1.1–Notch length148.7–13.224.8–34.711.130.41.63.2Claw 1 lengths0Claw208.4–12.425.1–32.010.228.51.22.1Spur81.2–2.73.7–6.91.95.40.51.2Spur/claw length ratio813%–23%–19%–4%–Claw 2 lengths0Claw207.7–12.823.2–32.99.627.01.32.5Spur81.3–2.63.4–6.81.95.20.41.0Spur/claw length ratio814%–23%–19%–3%–Claw 3 lengths0Claw187.5–12.522.4–32.29.727.01.53.2Spur91.3–2.43.3–6.81.85.20.41.1Spur/claw length ratio912%–22%–19%–4%–Claw 4 lengths0Claw198.9–15.227.9–39.711.331.61.83.3Spur111.5–2.23.9–6.41.95.40.20.7Spur/claw length ratio1114%–21%–18%–3%–µmspµmspµmspBody length Scapular plate length3 3119–139 23.7–26.7503–551 –132 25.2523 –11 1.525 –Head appendage lengthsCirrus internus Cephalic papilla Cirrus externus Clava Cirrus A Cirrus A /Body length ratio Cirrus int/ext length ratio3 3 3 3 3 3 36.8–8.2 3.9–4.6 8.5–9.8 3.0–3.4 22.0–25.6 18%–19% 80%–88%25.6–34.4 16.2–18.1 32.0–38.9 12.0–13.3 92.9–98.7 – –7.7 4.3 9.2 3.2 24.2 18% 84%30.8 16.9 36.5 12.7 95.9 – –0.8 0.4 0.6 0.2 1.9 0% 4%4.6 1.1 3.9 0.7 2.9 – –Body appendage lengthsCirrus Cd Cirrus Dd Cirrus E Spine on leg I length Papilla on leg IV length Number of teeth on the collar Notch length3 3 3 2 3 3 39.6–11.0 7.2–8.5 20.5–27.3 2.2–2.3 2.2–2.8 6–6 8.0–8.639.7–43.4 30.2–33.3 81.1–102.3 8.2–9.8 9.3–10.3 – 30.4–34.010.4 8.0 23.6 2.3 2.5 6.0 8.241.2 31.7 93.5 9.0 9.9 – 32.70.7 0.7 3.4 0.1 0.3 0.0 0.31.9 1.6 11.0 1.2 0.6 – 2.0Claw 1 lengthsClaw Spur Spur/claw length ratio3 3 38.0–8.3 1.5–1.8 18%–22%31.1–33.8 5.6–7.1 –8.2 1.6 20%32.4 6.4 –0.2 0.2 2%1.3 0.7 –Claw 2 lengths0Claw Spur Spur/claw length ratio3 3 37.8–8.0 1.3–1.5 16%–19%30.0–33.4 4.9–6.3 –7.9 1.4 18%31.4 5.7 –0.1 0.1 2%1.8 0.8 –Claw 3 lengthsClaw Spur Spur/claw length ratio3 3 37.8–7.9 1.3–1.5 16%–19%29.6–33.4 4.9–6.3 –7.9 1.4 18%31.3 5.7 –0.1 0.1 2%1.9 0.8 –Claw 4 lengthsClaw Spur Spur/claw length ratio3 3 38.5–9.2 1.6–1.9 19%–22%32.2–36.3 6.0–8.0 –8.8 1.8 20%34.8 7.0 –0.4 0.2 2%2.3 1.0 –