Turdus obscurus Gmelin (Turdidae), 1789
publication ID |
https://doi.org/ 10.5281/zenodo.5340123 |
persistent identifier |
https://treatment.plazi.org/id/D81E2B70-A878-B951-9B9A-DAB0FDCF210D |
treatment provided by |
Diego |
scientific name |
Turdus obscurus Gmelin (Turdidae) |
status |
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Turdus obscurus Gmelin (Turdidae) View in CoL
Haemoproteus fallisi Bennett & Campbell, 1972 ( Fig. 26 View Fig )
Locality. – Malaysia: Fraser’s Hill , Nov.2002 ; Cameron Highlands , Mar.2003 .
Type host. – Turdus migratorius ( Canada) .
Description. – The macrogametocyte-infected erythrocytes 13.2–14.5 × 6.6–9.9 in size, with 6.6–6.8 × 2.4–3.1 nucleus and NDR of 0.59–0.97 (n = 4). The microgametocyte-infected erythrocytes 13.2–13.3 × 6.4–7.1 in size with 5.7–6.2 × 2.4–2.9 nucleus and NDR of 0.5, 1.0 (n = 2); the uninfected erythrocytes were 13.2 ± 0.96 × 6.8 ± 0.48 in size with 6.5 ± 0.74 × 2.7 ± 0.39 nucleus (n = 9). The macrogametocytes, 9.7 ± 0.76 × 2.5 ± 0.44 in size (n = 10) only lightly, if at all, grip the host nucleus. Their 2.3 ± 0.57 × 1.4 ± 0.39 nucleus is located close to or at the distal end of the macrogametocyte. The microgametocytes are 11.4–11.9 × 2.1–3.1 in size; some are longer (14 µm) and grip the host-cell nucleus more firmly. The pigment granules, numbering 10-14, are fine or coarse, in the longer microgametocytes aggregating either on one or both distal ends. The young gametocytes develop attached to the nucleus.
Remarks. – The stout gametocytes are characteristic of Hae. fallisi .
Leucocytozoon dubreuilli Mathis & Leger 1911 ( Fig. 27 View Fig )
Locality. – Malaysia: Fraser’s Hill , Nov.2002 .
Type host. – Turdus sp. [ North Vietnam (Tonkin)] .
Description. – Three macrogametocytes were found, 10.5– 13.3 long, 10.8–10.9 wide, with a perimeter of 33.6–36.4; the nucleus 3.4–4.2 × 2.4–3.4 in size and the cytoplasm is foamy, vacuolated. The host-cell nucleus is 21.0–21.7, covering 60 –62% of the gametocyte perimeter.
Remarks. – Identified as Leu. dubreuilli by the characteristic lateral thickenings of the host-cell nucleus. Found in both Old World and New World species of Turdus .
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