Table 7 in The genus Milnesium (Eutardigrada, Apochela, Milnesiidae) in Argentina: description of three new species and key to the species of South America

Table 7. Statistically significant differences (through one-side Student t -tests) of overlapping pt ranges of claw heights between Milnesium irenae sp. nov. and the similar species.
Species CharacterM. irenae sp. nov.M. variefidumClaw/Leg IExternal primary branch38.7–47.1 (43.1)33.7–44.7 (40.0) t21 = 2.20, p <0.05External secondary branch34.1–42.6 (38.0)27.7–35.8 (31.8) t 23 = 6.00, p <0.001Internal secondary branch32.7–41.3 (36.2)28.2–35.4 (31.7) t 22 = 4.50, p <0.001Claw/Leg IIExternal primary branch43.0–52.9 (48.2)38.0–50.9 (43.7) t25 = 3.56, p <0.001External secondary branch35.4–44.7 (39.5)27.6–39.7 (33.8) t 23 = 4.29, p <0.001Internal primary branch40.7–50.8 (45.9)33.9–45.6 (40.6) t21 = 3.93, p <0.001Internal secondary branch33.0–43.0 (37.8)25.9–38.1 (32.0) t 22 = 4.64, p <0.001Claw/Leg IIIExternal primary branch44.8–55.9 (50.9)38.8–50.3 (44.4) t 24 = 4.60, p <0.001External secondary branch35.7–44.9 (40.3)25.9–39.0 (33.3) t23 = 5.68, p <0.001Internal primary branch42.2–52.3 (47.7)34.2–47.2 (41.0) t 23 = 4.39, p <0.001Internal secondary branch34.2–44.4 (38.3)25.5–37.2 (32.0) t23 = 4.93, p <0.001Claw/Leg IVAnterior primary branch55.1–64.2 (59.8)46.6–61.0 (52.1) t 22 = 3.28, p <0,01Anterior secondary branch39.8–49.0 (43.3)30.6–42.2 (35.2) t 24 = 4.69, p <0.001Posterior primary branch59.4–68.4 (63.6)35.9–62.4 (53.1) t 22 = 4.53, p <0.001Posterior secondary branch40.6–50.4 (45.5)27.5–41.0 (36.2) t 23 = 7.51, p <0.001

表7. 新种艾琳迈森熊虫（Milnesium irenae sp. nov.）与近缘物种间爪高度重叠取值区间的单侧学生t检验统计学显著差异
物种 特征 新种艾琳迈森熊虫（Milnesium irenae sp. nov.） 多变迈森熊虫（M. variefidum） 统计检验结果
第I对足爪 外主支 38.7~47.1（均值43.1） 33.7~44.7（均值40.0） t₂₁=2.20，p<0.05
外次支 34.1~42.6（均值38.0） 27.7~35.8（均值31.8） t₂₃=6.00，p<0.001
内次支 32.7~41.3（均值36.2） 28.2~35.4（均值31.7） t₂₂=4.50，p<0.001
第II对足爪 外主支 43.0~52.9（均值48.2） 38.0~50.9（均值43.7） t₂₅=3.56，p<0.001
外次支 35.4~44.7（均值39.5） 27.6~39.7（均值33.8） t₂₃=4.29，p<0.001
内主支 40.7~50.8（均值45.9） 33.9~45.6（均值40.6） t₂₁=3.93，p<0.001
内次支 33.0~43.0（均值37.8） 25.9~38.1（均值32.0） t₂₂=4.64，p<0.001
第III对足爪 外主支 44.8~55.9（均值50.9） 38.8~50.3（均值44.4） t₂₄=4.60，p<0.001
外次支 35.7~44.9（均值40.3） 25.9~39.0（均值33.3） t₂₃=5.68，p<0.001
内主支 42.2~52.3（均值47.7） 34.2~47.2（均值41.0） t₂₃=4.39，p<0.001
内次支 34.2~44.4（均值38.3） 25.5~37.2（均值32.0） t₂₃=4.93，p<0.001
第IV对足爪 前主支 55.1~64.2（均值59.8） 46.6~61.0（均值52.1） t₂₂=3.28，p<0,01
前次支 39.8~49.0（均值43.3） 30.6~42.2（均值35.2） t₂₄=4.69，p<0.001
后主支 59.4~68.4（均值63.6） 35.9~62.4（均值53.1） t₂₂=4.53，p<0.001
后次支 40.6~50.4（均值45.5） 27.5~41.0（均值36.2） t₂₃=7.51，p<0.001