| Characters N | Holotype | Range | SD |
|---|---|---|---|
| Body length 7 | 238.5 | 221.8–239.9 | 6.89 |
| Pharynx length 5 | 50.7 | 50.7–52.3 | 0.66 |
| Width of anterior pharynx thickening (a) 5 | 16.0 | 15.6–17.3 | 0.68 |
| Width of pharynx narrowing that follows 5 anterior thickening (n) Width of pharynx at its middle length (m) 6 | 13.5 14.3 | 12.3–14.3 13.8–14.9 | 0.44 0.83 |
| Width of posterior pharynx thickening (p) 5 | 20.4 | 20.4–21.9 | 0.76 |
| Length of cephalic cilia 7 | 18.5–32.7 | (18.3–23.6)–(32.7–39.2) | 2.09–2.36 |
| Hypostomium length 5 | 9.0 | 7.9–9.0 | 0.46 |
| Cephalion length 5 | 11.2 | 9.3–11.9 | 1.02 |
| Cephalion width 6 | 23.3 | 19.1–23.3 | 1.48 |
| Diameter of mouth ring 7 | 7.8 | 7.7–8.7 | 0.36 |
| Furca length 9 | 22.2 | 21.5–22.8 | 0.45 |
| Length of adhesive tube 9 | 9.6 | 8.9–11.2 | 0.67 |
| Neck spine length 6 | 10.6–13.4 | (9.0–10.8)–(12.4–13.6) | 0.71–0.49 |
| Trunk spines length 6 | 13.5–14.0 | (12.5–13.7)–(14.0–15.3) | 0.46–0.48 |
| Length of extending spine of the posterior body part 6 | 14.3–22.4 | (14.3–15.7)–(20.0–23.4) | 0.21–1.23 |
| Length of posteriormost pair 8 of lateral spine Neck scale length 5 | 23.2 2.7–4.8 | 21.3–26.2 (2.2–2.8)–(4.5–5.3) | 1.57 0.25–0.31 |
| Neck scale width 5 | 1.6–2,8 | (1.5–2.1)–(2.2–3.2) | 0.31–0.38 |
| Trunk scale length 6 | 4.9–7.6 | (4.7–5.4)–(7.2–7.6) | 0.32–0.16 |
| Trunk scale width 6 | 2.9–4.8 | (2.3–3.3)–(4.8–5.7) | 0.35–0.32 |
| Number of cephalic cilia in one tuft 9 Number of separated cephalic tufts 9 | 3 (anterior); 4 (posterior) 4 | 3 (anterior); 4 (posterior) 4 | 0.00 0.00 |
| Number of scales in single longitudinal row 9 | 43 | 41–49 | 3.18 |
| Total number of longitudinal alternating rows of scales 9 | 42 | 38–46 | 2.45 |
| Pharynx formula a 5 | 0.01 | ||
| Pharynx formula n 5 | 0.02 | ||
| Pharynx formula m 5 | 0.01 | ||
| Pharynx formula p 5 | 0.01 | ||
| Ratio of scale distribution 9 | 0.05 | ||
| Length ratio of terminal spines 7 | 0.00 |