Table 2 Morphometric characteristics of studied trypanosomes
From: Diversity and evolution of anuran trypanosomes: insights from the study of European species
T. loricatum (n = 38) | T. loricatum dense form (n = 44) | T. rotatorium narrow form (n = 43) | T. rotatorium wide form (n = 20) | T. ranarum normal form (n = 45) | T. ranarum broad form (n = 6) | Trypanosoma sp. “nautilus” (n = 32) | Trypanosoma sp. “ring” (n = 26) | |
|---|---|---|---|---|---|---|---|---|
Cell length | 35.7–76.0 (49.6 ± 7.1) | 26.3–42.4 (36.1 ± 4.3) | 39.0–63.0 (47.8 ± 5.3) | 38.4–66.2 (50.0 ± 5.8) | 36.8–52.7 (45.6 ± 3.3) | 41.3–54.2 (47.2 ± 4.3) | 29.3–61.6 (44.2 ± 7.7) | 39.4–77.2 (61.7 ± 7.5) |
Cell width | 15.9–39.7 (25.4 ± 6.1) | 12.0–24.6 (17.9 ± 2.9) | 4.9–14.8 (7.9 ± 2.3) | 9.6–27.6 (14.7 ± 4.0) | 7.3–14.7 (11.4 ± 1.7) | 19.1–22.7 (20.3 ± 1.4) | 17.1–34.0 (23.2 ± 3.8) | 5.8–12.6 (10.0 ± 1.7) |
Nucleus length | 4.3–5.9 (4.9 ± 0.4) | 3.4–4.8 (4.1 ± 0.4) (n = 27) | – | 11.6–23.7 (17.3 ± 4.1) | 3.3–6.3 (4.5 ± 0.7) (n = 42) | 5.0–7.4 (6.1 ± 0.9) (n = 5) | 6.0–12.9 (9.9 ± 1.9) | 4.3–6.6 (5.3 ± 0.6) (n = 26) |
Nucleus width | – | – | – | 1.9–4.5 (2.8 ± 0.6) | – | – | 2.2–5.8 (3.8 ± 0.8) | – |
Distance from anterior end to kinetoplast | 22.9–47.2 (30.0 ± 4.5) | – | 42.8–50.6 (45.6 ± 2.8) (n = 6) | 39.6–58.1 (46.8 ± 4.1) (n = 16) | 21.0–37.0 (29.9 ± 3.2) (n = 34) | 33.1–44.1 (37.2 ± 4.9) (n = 4) | 13.8–38.7 (26.7 ± 4.8) | 16.5–38.3 (34.3 ± 4.7) |
Distance from anterior end to nucleus | 18.0–39.6 (24.0 ± 4.2) | 14.8–22.3 (18.8 ± 2.1) (n = 26) | – | 26.2–42.9 (33.8 ± 3.7) | 18.5–33.6 (25.9 ± 3.2) (n = 42) | 27.8–38.0 (30.5 ± 4.3) (n = 5) | 9.0–30.1 (21.2 ± 4.1) | 10.1–34.7 (27.5 ± 4.6) (n = 26) |
Distance from nucleus to kinetoplast | 4.6–8.6 (6.4 ± 0.9) | – | – | 9.0–17.0 (13.4 ± 2.0) (n = 16) | 3.1–7.7 (5.3 ± 1.0) (n = 34) | 4.1–7.2 (6.4 ± 1.5) (n = 4) | 4.0–8.9 (6.4 ± 1.3) | 7.0–9.9 (8.4 ± 0.7) (n = 26) |
Distance from posterior end to kinetoplast | 9.3–28.8 (19.6 ± 4.5) | – | 1.2–3.0 (2.3 ± 0.7) (n = 6) | 1.7–4.9 (2.9 ± 0.9) (n = 10) | 7.0–20.3 (15.4 ± 3.2) (n = 34) | 10.1–14.2 (12.1 ± 2.0) (n = 4) | 10.7–27.7 (17.2 ± 4.7) | 18.7–39.0 (27.5 ± 4.8) (n = 26) |
Height of undulating membrane | 1.2–7.5 (3.1 ± 0.9) | 1.6–3.9 (2.8 ± 0.5) (n = 35) | 1.2–2.2 (1.7 ± 0.3) (n = 14) | 0.9–1.8 (1.4 ± 0.3) (n = 18) | 3.0–5.5 (4.2 ± 0.6) (n = 45) | 3.8–4.8 (4.2 ± 0.5) (n = 6) | – | 1.5–5.0 (3.0 ± 0.7) |
No. of undulations | – | – | 5.0–11.0 (6.6 ± 1.3) (n = 24) | 5.0–11.0 (7.1 ± 1.5) (n = 16) | – | – | – | – |
Free flagellum length | – | – | 31.0–58.3 (38.8 ± 8.6) (n = 8) | 32.9–62.6 (46.6 ± 14.2) (n = 4) | 6.3–21.1 (11.5 ± 3.5) (n = 40) | 6.5–15.0 (9.7 ± 3.1) (n = 6) | 8.2–11.7 (10.0 ± 1.5) (n = 5) | 10.5–26.0 (19.7 ± 4.4) (n = 10) |