TABLE 7 in Atlas of the Echiniscidae (Heterotardigrada) of the World-part I: West Palaearctic Echiniscus species

TABLE 7. Measurements [in µm] of selected morphological structures of sexually immature life stages of Echiniscus lapponicus mounted in Hoyer’s medium. Abbreviations: sp —the proportion between the length of a given structure and the length of the scapular plate.
CHARACTERJuvenile 1Juvenile 2LarvaµmspµmspµmspBody length157485136466121535Scapular plate length32.4–29.2–22.6–Head appendage lengthsCirrus internus7.422.86.026.5Cephalic papilla5.517.04.615.84.319.0Cirrus externus11.234.610.234.910.044.2Clava5.015.44.314.73.615.9Cirrus A37.9117.032.5111.321.796.0Cirrus A /Body length ratio24%–24%–18%–Body appendage lengthsCirrus B23.071.0??lackingCirrus C28.086.421.071.9lackingCirrus Ccd16.049.4??9.039.8Cirrus Cd23.071.019.065.110.044.2Cirrus D25.077.219.065.1lackingCirrus Dcd19.058.614.047.9lackingSpine Dd4.012.34.013.71.04.4Cirrus E30.092.625.085.614.061.9Spine on leg I length2.06.21.86.21.98.4Papilla on leg IV length2.88.62.99.92.812.4Number of teeth on the collar5.0–6.0–5.0–Claw I heightsBranch9.128.18.127.76.930.5Spur2.06.21.75.81.98.4Spur/branch height ratio22%–21%–28%–Claw II heightsBranch8.626.57.626.06.528.8Spur2.26.81.75.81.98.4Spur/branch height ratio26%–22%–29%–Claw III heightsBranch9.128.17.425.36.428.3Spur2.26.8??1.67.1Spur/branch height ratio24%–?–25%–Claw IV heightsBranch10.733.08.328.47.533.2Spur Spur/branch height ratio??? –2.1 25%7.2 –??? –