Sarcocystis species | Intermediate host | Definitive host | Sarcocysts | Location | References | |
---|---|---|---|---|---|---|
Light microscopy study | Transmission electron microscopy study | |||||
S. rileyi Stiles 1893 | Shoveler duck Anas clypeata, mallard duck Anas platyrhynchos, Eurasian wigeon Anas penelope, common teal Anas crecca and common eider Somateria mollissima | Skunk Mephitis mephitis), red fox Vulpes vulpes and raccoon dog Nyctereutes procyonoides | Macroscopic, up to 12 mm. Thick cyst wall (3–5 μm) without visible vps | Branched vps, type 23 | Noth and South America and Europe | |
S. wobeseri Kutkiené, Prakas, Sruoga, and Butkauskas 2010 | Barnacle goose Branta leucopsis, mallard duck, herring gull Larus argenticus | Unknown | Microscopic, up to 6 mm long. Smooth, thin cyst wall (< 1 μm) | Conical vps, type 1d | Lithuania | |
S. anasi Kutkiené, Prakas, Sruoga, and Butkauskas 2012 | Mallard duck | Unknown | Microscopic, up to 5 mm long. Striated wall, vps up to 1.5 μm long | Palisade-like vps, type 9a | Lithuania | |
S. albifronsi Prakas, Sruoga, and Butkauskas 2012 | White-fronted goose Anser albifons | Arctic fox Alopex legopus | Microscopic, up to 4 mm long. Striated cyst wall, vps up to 2.4 μm long | Teat-or finger-like vps, type 9a | Lithuania | |
Sarcocystis sp.1 Wober, Leighton, and Leighton 1981 | Lesser snow goose Anser caerulescens | Unknown | Microscopic, up to 3.37 mm long. Thick cyst wall, radial spines-like vps, 1.5–2.0 μm long | Palisade-like vps, type 9a | Canada | [22] |
Sarcocystis sp.2 Wober, Leighton, and Leighton 1981 | Lesser snow goose | Unknown | Microscopic, 53.8 μm wide. Smooth, thin cyst wall, 0.5 μm thick | Invagination on the cyst wall, type 1d | Canada | [22] |
S. platyrhynchosi n. sp. | Mallard duck | Unknown | Microscopic, up to 1649 μm long. Thick cyst wall, brush-like vps, up to 4.3 μm long | Lanceolated vps, bundled microtubules extended into ground substance | China | This study |