Table 3 in An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)
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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 –
表3. 采用霍伊尔封片剂（Hoyer’s medium）封片的四棘棘影熊虫指名亚种（Echiniscus q. quadrispinosus）Richters, 1902新模式种群幼体的选定形态结构测量值（单位：微米，µm）及sp值。 缩写说明：N为被测标本/结构的数量；RANGE指全部被测标本中结构的最小与最大取值；SD为标准差（standard deviation）。 观测特征 样本量 取值范围 平均值 标准差 sp值（µm） sp值（µm） sp值（µm） 体长 20 145–208 457–546 176–492 17–28 肩板长 20 29.6–40.5 —— 2.8– —— 头部附肢长 内触须（Cirrus internus） 20 9.1–17.6 30.8–44.7 13.2–36.8 2.6–5.0 头乳突 19 4.7–8.0 15.3–20.8 6.3–17.6 1.0–1.8 外触须（Cirrus externus） 20 10.4–19.8 35.3–50.8 15.4–43.0 2.9–5.2 棒状突（Clava） 19 3.4–6.5 11.3–16.7 5.0–14.0 0.8–1.7 A触须（Cirrus A） 20 24.9–44.4 83.9–117.6 35.9–100.4 5.2–10.1 A触须/体长比值 20 16%–25% —— 3%– —— 内/外触须长度比值 20 78%–94% —— 6%– —— 躯体附肢长 B触须（Cirrus B） 6 9.9–24.4 26.1–69.7 20.6–55.2 5.8–15.6 C触须（Cirrus C） 19 30.1–59.4 91.0–152.8 43.3–119.2 9.9–22.9 Cd触须（Cirrus Cd） 20 11.2–20.0 37.5–54.0 16.1–45.2 2.2–5.3 D触须（Cirrus D） 19 18.7–60.4 53.7–155.6 30.8–84.5 10.8–25.8 Dd触须（Cirrus Dd） 19 9.1–18.1 27.6–52.2 13.2–37.2 2.3–5.8 E触须（Cirrus E） 19 35.0–59.3 106.2–162.5 49.5–136.7 7.4–16.2 I足棘长 15 2.0–3.9 6.8–11.1 3.3–9.1 0.5–1.3 IV足乳突长 16 2.8–3.9 8.0–10.9 3.2–9.1 0.4–0.9 领部齿数 16 5–8 —— 1.1– —— 切迹长 14 8.7–13.2 24.8–34.7 11.1–30.4 1.6–3.2 1号爪长 爪 20 8.4–12.4 25.1–32.0 10.2–28.5 1.2–2.1 距刺（Spur） 8 1.2–2.7 3.7–6.9 1.9–5.4 0.5–1.2 距刺/爪长比值 8 13%–23% —— 3%– —— 2号爪长 爪 20 7.7–12.8 23.2–32.9 9.6–27.0 1.3–2.5 距刺 8 1.3–2.6 3.4–6.8 1.9–5.2 0.4–1.0 距刺/爪长比值 8 14%–23% —— 3%– —— 3号爪长 爪 18 7.5–12.5 22.4–32.2 9.7–27.0 1.5–3.2 距刺 9 1.3–2.4 3.3–6.8 1.8–5.2 0.4–1.1 距刺/爪长比值 9 12%–22% —— 4%– —— 4号爪长 爪 19 8.9–15.2 27.9–39.7 11.3–31.6 1.8–3.3 距刺 11 1.5–2.2 3.9–6.4 1.9–5.4 0.2–0.7 距刺/爪长比值 11 14%–21% —— 3%– ——
