Table 8 in Integrative taxonomy reveals four new species in the superdiverse genus Macrobiotus (Tardigrada: Eutardigrada: Macrobiotidae)
Authors: Stec, Daniel
Type: Dataset
Published: 2026-05-18
Keywords: Biodiversity, Taxonomy

<p class="zenodo-description-adequate-caption"><b>Table 8.</b> Measurements [in μm] and <i>pt</i> values [in %] of selected morphological structures of individuals of <i>Macrobiotus hoianicus</i> sp. nov.; specimens mounted in Hoyer’s medium; N: number of specimens/ structures measured; range: refers to the smallest and the largest structure among all measured specimens; SD: standard deviation.</p><table><tbody><tr><th><b>Character</b></th><th><b>N</b></th><th><b>Range</b></th><th><b>Mean</b></th><th><b>SD</b></th><th><b>Holotype</b></th></tr></tbody><tbody><tr><th></th><td></td><td><b>µm</b></td><td><i>pt</i></td><td><b>µm</b></td><td><i>pt</i></td><td><b>µm</b></td><td><i>pt</i></td><td><b>µm</b></td><td><i>pt</i></td></tr><tr><th>Body length</th><td>30</td><td>162–369</td><td><i>827–1146</i></td><td>316</td><td><i>1021</i></td><td>39</td><td><i>73</i></td><td>359</td><td><i>1085</i></td></tr><tr><th>Buccal tube</th></tr><tr><th>Buccal tube length</th><td>30</td><td>19.6–33.7</td><td>–</td><td>30.9</td><td><i>–</i></td><td>2.9</td><td><i>–</i></td><td>33.1</td><td><i>–</i></td></tr><tr><th>Stylet support insertion point</th><td>30</td><td>13.9–23.8</td><td><i>70.0–72.4</i></td><td>21.9</td><td><i>70.7</i></td><td>2.1</td><td><i>0.5</i></td><td>23.4</td><td><i>70.7</i></td></tr><tr><th>Buccal tube external width</th><td>30</td><td>1.8–3.8</td><td><i>8.8–11.3</i></td><td>3.2</td><td><i>10.2</i></td><td>0.4</td><td><i>0.6</i></td><td>3.3</td><td><i>10.0</i></td></tr><tr><th>Buccal tube internal width</th><td>30</td><td>0.9–2.0</td><td><i>3.4–6.7</i></td><td>1.6</td><td><i>5.3</i></td><td>0.3</td><td><i>0.7</i></td><td>1.8</td><td><i>5.4</i></td></tr><tr><th>Ventral lamina length</th><td>30</td><td>10.5–18.7</td><td><i>51.1–56.4</i></td><td>16.7</td><td><i>53.9</i></td><td>1.8</td><td><i>1.6</i></td><td>18.3</td><td><i>55.3</i></td></tr><tr><th>Placoid lengths</th></tr><tr><th>Macroplacoid 1</th><td>30</td><td>3.5–8.4</td><td><i>17.9–25.6</i></td><td>6.8</td><td><i>21.8</i></td><td>1.0</td><td><i>1.9</i></td><td>7.6</td><td><i>23.0</i></td></tr><tr><th>Macroplacoid 2</th><td>30</td><td>1.7–4.6</td><td><i>8.7–13.9</i></td><td>3.7</td><td><i>12.0</i></td><td>0.6</td><td><i>1.2</i></td><td>4.5</td><td><i>13.6</i></td></tr><tr><th>Microplacoid</th><td>30</td><td>0.8–2.4</td><td><i>3.4–7.3</i></td><td>1.8</td><td><i>5.7</i></td><td>0.4</td><td><i>0.9</i></td><td>2.1</td><td><i>6.3</i></td></tr><tr><th>Macroplacoid row</th><td>30</td><td>6.4–15.3</td><td><i>32.7–47.4</i></td><td>11.9</td><td><i>38.4</i></td><td>1.8</td><td><i>3.0</i></td><td>13.4</td><td><i>40.5</i></td></tr><tr><th>Placoid row</th><td>30</td><td>7.9–16.8</td><td><i>39.0–51.9</i></td><td>14.2</td><td><i>45.8</i></td><td>1.9</td><td><i>3.0</i></td><td>16.1</td><td><i>48.6</i></td></tr><tr><th>Claw 1 heights</th></tr><tr><th>External primary branch</th><td>29</td><td>6.4–9.4</td><td><i>25.4–32.7</i></td><td>8.4</td><td><i>27.2</i></td><td>0.7</td><td><i>1.5</i></td><td>9.3</td><td><i>28.1</i></td></tr><tr><th>External secondary branch</th><td>15</td><td>4.7–8.0</td><td><i>19.5–24.8</i></td><td>6.8</td><td><i>22.2</i></td><td>0.8</td><td><i>1.4</i></td><td>7.4</td><td><i>22.4</i></td></tr><tr><th>Internal primary branch</th><td>30</td><td>6.0–9.1</td><td><i>23.8–30.6</i></td><td>8.1</td><td><i>26.2</i></td><td>0.7</td><td><i>1.4</i></td><td>9.1</td><td><i>27.5</i></td></tr><tr><th>Internal secondary branch</th><td>23</td><td>4.4–7.3</td><td><i>18.3–22.5</i></td><td>6.5</td><td><i>21.0</i></td><td>0.6</td><td><i>1.1</i></td><td>7.3</td><td><i>22.1</i></td></tr><tr><th>Claw 2 heights</th></tr><tr><th>External primary branch</th><td>30</td><td>6.3–9.6</td><td><i>25.6–32.1</i></td><td>8.7</td><td><i>28.3</i></td><td>0.7</td><td><i>1.4</i></td><td>9.2</td><td><i>27.8</i></td></tr><tr><th>External secondary branch</th><td>24</td><td>4.9–8.5</td><td><i>20.4–25.8</i></td><td>7.2</td><td><i>23.1</i></td><td>0.7</td><td><i>1.4</i></td><td>7.3</td><td><i>22.1</i></td></tr><tr><th>Internal primary branch</th><td>29</td><td>6.0–9.4</td><td><i>24.7–30.6</i></td><td>8.3</td><td><i>27.0</i></td><td>0.7</td><td><i>1.5</i></td><td>8.8</td><td><i>26.6</i></td></tr><tr><th>Internal secondary branch</th><td>25</td><td>4.3–8.0</td><td><i>19.0–24.7</i></td><td>6.7</td><td><i>21.3</i></td><td>0.7</td><td><i>1.5</i></td><td>6.3</td><td><i>19.0</i></td></tr><tr><th>Claw 3 heights</th></tr><tr><th>External primary branch</th><td>30</td><td>6.6–9.9</td><td><i>26.0–33.7</i></td><td>8.8</td><td><i>28.6</i></td><td>0.7</td><td><i>1.7</i></td><td>9.8</td><td><i>29.6</i></td></tr><tr><th>External secondary branch</th><td>21</td><td>6.4–8.5</td><td><i>21.1–25.7</i></td><td>7.3</td><td><i>22.9</i></td><td>0.5</td><td><i>1.1</i></td><td>8.5</td><td><i>25.7</i></td></tr><tr><th>Internal primary branch</th><td>30</td><td>6.3–9.5</td><td><i>23.4–32.1</i></td><td>8.3</td><td><i>27.1</i></td><td>0.7</td><td><i>1.8</i></td><td>9.5</td><td><i>28.7</i></td></tr><tr><th>Internal secondary branch</th><td>22</td><td>4.5–7.5</td><td><i>18.3–23.0</i></td><td>6.6</td><td><i>21.4</i></td><td>0.7</td><td><i>1.2</i></td><td>7.5</td><td><i>22.7</i></td></tr><tr><th>Claw 4 heights</th></tr><tr><th>Anterior primary branch</th><td>29</td><td>6.8–11.2</td><td><i>27.7–34.7</i></td><td>9.6</td><td><i>31.0</i></td><td>0.8</td><td><i>1.6</i></td><td>11.2</td><td><i>33.8</i></td></tr><tr><th>Anterior secondary branch</th><td>22</td><td>6.4–8.8</td><td><i>19.7–27.2</i></td><td>7.6</td><td><i>24.2</i></td><td>0.6</td><td><i>1.7</i></td><td>8.2</td><td><i>24.8</i></td></tr><tr><th>Posterior primary branch</th><td>29</td><td>7.0–12.3</td><td><i>28.5–37.2</i></td><td>10.1</td><td><i>32.7</i></td><td>1.0</td><td><i>2.0</i></td><td>12.3</td><td><i>37.2</i></td></tr><tr><th>Posterior secondary branch</th><td>22</td><td>5.2–9.7</td><td><i>22.7–29.3</i></td><td>7.9</td><td><i>25.6</i></td><td>0.9</td><td><i>1.6</i></td><td>9.7</td><td>29.3</td></tr></tbody></table>