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. 2020 Nov 26;40(12):BSR20203265. doi: 10.1042/BSR20203265

Table 2. Morphological features and measurements of A. tetraptera recorded in the present study compared with previously described results.

Morphological feature A. tetraptera (Present study) A. tetraptera [36] A. tetraptera [6]
Male Female Male Female Male Female
Length (mm) 2.3–2.7 2.6–3.4 1.6–3.7 3.4–4.5 2.7 3.8
Width 150–194 190–230 136–238 167.5–272 110 200
Cephalic vesicle length 66.4–85.5 77.5–90.3 67–99 92.4–113.9 80 -
Cephalic vesicle width 88.0–92.0 90.5–99.2 68–102.3 93.6–113.9 90 -
Esophagus length 315.2–350.3 330–380 301–408.7 395.3–502.5 380 430
Esophageal bulb length 120.5–135.4 128.6–143.4 105.5–148.5 132–184.4 140 160
Esophageal bulb width 86–102 95–112 66–89.1 82.5–115.5 90 130
Cervical alae length 300–320 325–350 244–368.5 321.6–402 260 350
Nerve ring - - 132–148.5 99–145.2 100 130
Tail 127–152 184–250 167.5–207.7 402–643.2 170 550
Vulva to anterior - 1100–1400 - 1273–1700 - -
Egg - 80–97.5 × 35 × 50 - 82.5–92.4 × 36.3–49.5 - -

Only lengths of worms are given in millimeters (mm), while other measurements are in microns (μm).