"Qualitative traits";♀♀;♂♂;Remarks;"Body appendage configuration";A-C-D-Dd-E;A-C-D-E;"a single male had an asymmetrically developed spine Dd [8 µm long]";"Cuticular sculpturing";"epicuticular ornamentation poor";"epicuticular ornamentation pronounced";"compare Figures 1, 2A, B and 3A, but see also Figures 2C and 3B for an atypically poor sculpturing in a male";"Quantitative traits";"♀♀: x̄ ± SD, N = 10";"♂♂: x̄ ± SD, N = 10";"t, p";"Body proportions: bs ratio";"0.54–0.57 (= body larger and plump)";"0.48–0.49 (= body smaller and slender)";"non-overlapping ranges; see also Fig. 2" "Body length";"175 ± 11";"161 ± 9";"t 18 = 3.27; p = 0.002" "Scapular plate length";"38.8 ± 3.2";"32.6 ± 1.5";"t 18 = 5.51; p < 0.001" "Head appendages lengths" "Cephalic papilla";"17.3 ± 1.3";"26.6 ± 2.2";"t 18 = -11.47; p < 0.001" Clava;"14.2 ± 1.6";"20.8 ± 1.1";"t 18 = -10.44; p < 0.001" "Body appendage lengths" "Spine C";"43.0 ± 8.3";"70.9 ± 5.5";"t 18 = -8.90; p < 0.001" "Spine D";"41.3 ± 8.3";"70.4 ± 8.5";"t 18 = -7.75; p < 0.001" "Spine E";"48.3 ± 8.2";"75.1 ± 12.0";"t 18 = -5.79; p < 0.001" "Claw branch heights" "Claw I";"25.3 ± 1.7";"28.9 ± 2.1";"t 16 = -3.99; p < 0.001" "Claw II";"24.4 ± 1.4";"28.4 ± 2.5";"t 16 = -4.36; p < 0.001" "Claw III";"24.5 ± 1.2";"28.3 ± 2.0";"t 16 = -5.01; p < 0.001"