Table 1.
Morphometrics of different stages of PWNs. All measurements are in μm and in the form: mean ± s.d. with (range).
| Character | J2 | J3 | J4 | DJ3-lab | DJ3-field | Female | Male |
|---|---|---|---|---|---|---|---|
| n | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| L | 248 ± 32.25 (208–343) | 486 ± 101.80 (292–688) | 780 ± 66.18 (667–885) | 816 ± 47.27 (719–875) | 747 ± 32.96 (677–792) | 1079 ± 72.44 (948–1292) | 895 ± 86.19 (740–1052) |
| a | 25 ± 0.53 (24–31) | 29 ± 0.79 (25–37) | 36 ± 1.44 (29–40) | 43 ± 0.67 (37–50) | 43 ± 0.47 (36–48) | 39 ± 1.02 (33–47) | 44 ± 1.23 (38–48) |
| b | 5.2 ± 0.15 (4.4–6.4) | 6.8 ± 0.22 (5.5–7.5) | 8.5 ± 0.45 (7.3–10.8) | 10.1 ± 1.09 (8.7–11.5) | 10.0 ± 0.79 (8.6–11.7) | 10.4 ± 1.35 (8.9–12.4) | 8.7 ± 0.86 (7.9–11.9) |
| c | 17 ± 0.78 (15–21) | 20 ± 1.03 (16–27) | 23 ± 1.55 (17–31) | 21 ± 1.37 (18–25) | 22 ± 1.44 (19–27) | 26 ± 1.38 (22–32) | 26 ± 1.11 (21–31) |
| stylet | 12.5 ± 0.52 (11.4–13.6) | 12.7 ± 1.10 (12.2–13.6) | 13.6 ± 0.46 (12.2–14.4) | 12.7 ± 1.10 (11.2–13.6) | 12.6 ± 0.82 (11.4–13.5) | 14.4 ± 0.78 (14.2–15.4) | 14.4 ± 0.55 (14.2–15.4) |