Research Article
Paramonostomum bubaki n. sp. (Digenea: Notocotylidae) from the Black Coot, Fulica atra (Gruiformes: Rallidae), in South Central Pakistan
Table 1
Comparative morphological features and measurements of Paramonostomum species closely related to present species.
| Species | Present species (Size in μm) | P. parvum Stunkard and Dunihue, 1931 | P. galli Tanveer and Chishti, 2001
| P. elongatum Yamaguti, 1971 | P. alveatum (Mehlis in Creplin, 1846) Lühe, 1909 | Paramonostomum sp. Foronda et al., 2003
| P. macrovesiculum Dharejo et al., 2006 |
| Body size | 2.24–3.26 × 0.80–1.22 | 0.25–0.5 × 0.2–0.35 | 4.35–4.45 × 1.1–1.25 | 2.99–3.0 × 0.8–0.9 | 0.78–0.90 × 0.5–0.56 | 1.44 × 0.51 | 1.88–1.98 × 0.71–0.74 |
| Oral sucker | 160–210 × 170–250 | 0.03–0.04 | 0.19–0.2 × 0.16–0.19 | 0.10–0.11 × 0.12–0.13 | 0.05–0.11 | 0.10 | 0.018–0.019 |
| Pharynx | 40–110 × 30–90 | — | — | — | — | — | Present |
| Esophagus | 30–130 | — | 0.1–0.15 | — | — | 0.04 | 0.23–0.25 |
| Cirrus sac | 740–870 × 130–220 | | 1.13–1.15 × 0.25–0.27 | 0.02–0.04 × 0.08–0.10 | 0.18–0.24 | 0.36 | 0.23–0.26 × 0.11–0.13 |
| Right testis | 290–510 × 120–260 | 0.08–0.09 × 0.06–0.07 | 0.9–0.99 × 0.25 | 0.32–0.47 × 0.16–0.19 | 0.11–0.14 | 0.154 × 0.07 | 0.43–0.50 × 0.26 |
| Left testis | 270–450 × 170–260 | — | 0.75–1.0 | — | — | 0.15 × 0.07 | 0.45–0.50 × 0.23–0.25 |
| Ovary | 170–250 × 160–300 | 0.05–0.07 | 0.35–0.4 × 0.2–0.3 | 0.15–0.16 × 0.2–0.4 | 0.08–0.67 | 0.10 × 0.11 | 0.25–0.27 × 0.13–0.15 |
| Seminal receptacle | 80–210 × 120–300 | — | Present | — | — | Present | Present |
| Vitellaria | From anterior margin of testes up to middle of body | From level of testes up to seminal vesicle | From middle of uterus up to anterior end of testes | From termination of uterine coils up to anterior margins of testes | From anterior margin of testes up to cirrus sac | From middle of body up to posterior end of testes | From anterior margin of testes up to level of last loop of uterus |
| Genital pore | Bifurcal | Postbifurcal | Bifurcal | Postbifurcal | Postbifurcal | Postbifurcal | Postbifurcal |
| Uterine loops | 16 | 13-14 | 16–18 | — | 10–12 | — | 9-10 |
| Eggs | 190–210 × 9–11 | 21–24 × 11–13 | 20–25 × 10–15 | 22-23 × 12-13 | 21 × 10 | 20 × 10 | 75–148 × 10–13 |
| Host | Fulica atra | Long Island duck | Gallus domesticus | Gallus domesticus | Anas sp. | Fulica atra | Fulica atra |
| Locality | Pakistan | New York, USA | Kashmir, India | Korea | New York, USA | Canary Island, West Africa | Pakistan |
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