Table 4.
Comparative data for spore measurements (mean value ± standard deviation [SD] followed by the range in parentheses) of Myxidium acutum n. sp., and species with similar morphologies. All measurements are in μm. Abbreviations: SL spore length, SW spore width, ST spore thickness, PCL polar capsule length, PCW polar capsule width, PFC polar filament coils, VS valvular striations, – no data.
| Species | Host | Site infection | SL | SW | ST | PCL | PCW | PFC | VS | Reference |
|---|---|---|---|---|---|---|---|---|---|---|
| Myxidium acutum n. sp. | Labiobarbus leptocheilus | Gallbladder | 12.7 ± 0.5 (12.0–13.9) | 5.1 ± 0.4 (4.5–5.9) | 4.4 ± 0.3 (3.5–4.9) | 3.3 ± 0.3 (2.6–3.7) | 2.7 ± 0.2 (2.3–3.1) | 4–5 | 6–7 | Present study |
| M. spinibarba | Myxocyprinus asiaticus | Gallbladder | 12.6 ± 0.5 (11.6–13.4) | 5.9 ± 0.5 (5.1–6.9) | – | 3.5 ± 0.3 (2.6–4.2) | 2.8 ± 0.2 (2.3–3.2) | 4–5 | 8–10 | Xiang et al. (2021) |
| M. horatioense | Ameiurus natalis | Gallbladder | 12.2 ± 0.8 (10.8–12.6) | 4.7 ± 0.4 (4.2–5.4) | – | 3.0 ± 0.3 (2.4–3.6) | 2.9 ± 0.3 (2.6–3.8) | 3–4 | 6–7 | McAllister et al. (2025) |
| M. hemiculteri | Hemiculter leucisculus | Gallbladder | 12.1 (11.5–13.0) | 6.9 (5.6–7.2) | – | 3.1 (3.0–3.2) | 3.4 (3.2–4.0) | – | 4–5 | Chen and Ma, 1998 |
| M. chuatsi | Siniperca chuatsi | Gallbladder | 10.7 ± 0.4 (10.0–11.4) | 5.7 ± 0.3 (5.4–6.1) | 5.8 ± 0.3 (5.4–6.1) | 3.2 ± 0.2 (2.9–3.7) | 2.8 ± 0.1 (2.6–3.2) | 4–5 | 6–8 | Yin et al. (2025) |
| M. whippsi | Esox niger | Gallbladder | 8.7 (7.7–9.8) | 5.1 (4.3–6.0) | – | 2.5 (2.2–3.2) | 2.4 (2.0–2.7) | 3–5 | 5 | McAllister et al. (2022) |