Table 3.
Comparison of morphometrics of adult scoleces of Taenia taliceiDollfus (1960) from definitive hosts reported from South America (in μm). Abbreviations: n, number of measurements; SD, standard deviation.
| Hosts | Lycalopex culpaeus (Molina) (natural host) | Canis lupus familiaris Linnaeus, 1758 (experimental host) | L. culpaeus (natural host) | Lycalopex gymnocercus Fischer (natural host) |
|---|---|---|---|---|
| Reference | Present study | Rossin et al. (2010) | Ayala-Aguilar et al. (2013) | Scioscia (2015) |
| Locality/Country | Chubut province, Argentina | Buenos Aires province, Argentina | La Paz, Bolivia | Buenos Aires province, Argentina |
| Characters | N | Mean ± SD | Range | n | Mean ± SD | Range | n | Mean ± SD | Range | n | Mean ± SD | Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LARGE HOOKS | ||||||||||||
| Total length (TL) | 5 | 266 ± 5 | 260–270 | – | 238 | 232–242 | – | 210 | 200–220 | 7 | 225 | – |
| Total width (TW) | 5 | 99 ± 20 | 75–120 | – | – | – | – | – | – | 7 | 63 | – |
| Basal length (BL) | 5 | 172 ± 11 | 160–180 | – | – | – | – | – | – | – | – | – |
| Apical length (AL) | 5 | 132 ± 8 | 120–140 | – | – | – | – | – | – | – | – | – |
| Guard length (GL) | 5 | 26 ± 4 | 20–31 | – | – | – | – | – | – | – | – | – |
| Guard width (GW) | 5 | 35 ± 7 | 25–44 | – | – | – | – | – | – | – | – | – |
| Blade curvature (BC) | 5 | 17 ± 3 | 13–19 | – | – | – | – | – | – | – | – | – |
| Handle width (HW) | 5 | 35 ± 4 | 30–38 | – | – | – | – | – | – | – | – | – |
| Nº large hooks | 1 | 24 | – | – | – | – | – | – | – | – | – | – |
| SMALL HOOKS | – | – | – | |||||||||
| Total length (TL) | 12 | 155 ± 11 | 130–170 | – | 168 | 150–187 | 130 | 130–150 | 7 | 148 | – | |
| Total width (TW) | 12 | 88 ± 14 | 60–110 | – | – | – | – | – | – | 7 | 48 | – |
| Basal length (BL) | 12 | 91 ± 5 | 81–96 | – | – | – | – | – | – | – | – | – |
| Apical length (AL) | 12 | 119 ± 10 | 100–130 | – | – | – | – | – | – | – | – | – |
| Guard length (GL) | 12 | 22 ± 7 | 10–38 | – | – | – | – | – | – | – | – | – |
| Blade curvature (BC) | 12 | 17 ± 2 | 12–19 | – | – | – | – | – | – | – | – | – |
| Nº small hooks | 1 | 24 | – | – | – | – | – | – | – | – | – | – |
| Nº total hooks | 1 | 48 | – | 46 | – | 44–50 | – | 40 | 36–42 | – | – | 35–40 |
| Body length (mm) | 1 | >470 | – | – | 268 | 273–391 | – | – | 5–20 | – | – | – |
| Maximum body width (mm) | – | – | – | – | – | – | – | – | – | |||
| Suckers diameter | 4 | 330 ± 64 | 270–390 | – | 273 | 220–330 | 330 | 320–350 | – | – | – | |
| Rostellum diameter | 4 | 583 ± 125 | 430–690 | – | 168 | 150–187 | – | – | – | |||
| Scolex length (mm) | 4 | 0.87 ± 0.04 | 0.82–0.9 | – | 0.63 | 0.45–0.86 | 0.58 | 0.57–0.59 | – | – | – | |
| Scolex width (mm) | 4 | 0.90 ± 0.18 | 0.75–1.11 | – | 0.1 | 0.71–1.2 | 1.03 | 0.82–1.11 | – | – | – | |