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Table 1 Summary of Hoferellus spp. reports from Alosa spp. including information on localities and morphological characteristics

From: Repatriation of an old fish host as an opportunity for myxozoan parasite diversity: The example of the allis shad, Alosa alosa (Clupeidae), in the Rhine

     Plasmodia Spores
Species Host records Localities Site of infection Size (μm) Description Spore size (μm) Description Valve striations Posterior processes PC size (μm) PC description
H. alosae
n. sp.
Alosa alosa (L.) Dordogne and Garonne (France), Rhine (Germany) Renal tubules, ureters, urinary bladder 25–71 × 18–53 Polymorphous in shape, di- to polysporous, without pan-sporoblasts; surface with finger-like processes L: 9.1–10.3 (9.7 ± 0.4); W: 7.7–9.2 (8.4 ± 0.5);
T: 7.2–8.3 (7.7 ± 0.3)
Subspherical, pronounced suture line; single-celled bi-nucleated sporoplasm 12 longitudinal ridges 2, small, occasionally up to 7 hair-like filaments up to 22 μm long L: 3.5–4.4 (4.0 ± 0.2); W: 2.4–3.6 (3.0 ± 0.3) Equal in size, subspherical, pyriform; filament in 5 coils
H. jurachni Moshu & Trombitsky, 2006 Alosa tanaica (Grimm, 1901) [31] Sasyk Lake, Cuciurgan reservoir Renal tubules, ureters, urinary bladder 24–63 × 15–25, disporous pansporoblasts 12.5–16.5 Polymorphous in shape, polysporous, with disporous pansporoblasts; surface with small lobo- podia L: 8.5–12.5
W: 6.4–7.5
T: 7.5–10.0
Triangular shape; flattened anterior pole, narrow posterior pole 4–8 longitudinal lines Numerous short, lamellate processes surrounded by transparent mucous envelope L: 3.5–4.0 Equal in size, spherical, pointed towards opening
H. caudatus (Parisi, 1910)
(syns Sphaerospora caudata; Mitraspora caudata)
Alosa agone (Scopoli, 1786) [33]a; Lake Como, Italy Renal tubules   Polymorphous in shape, with disporous pansporoblasts and lobopodia L: 10–11 Subspherical, valves thick (2–3 μm), pronounced suture line   Posterior end of valves serrated with 6 long filaments emerging from small projections L: 4.0–4.5  
Engraulis encrasicolus maeoticus (Pusanov, 1926) [35, 36] Black Sea
H. caspialosum (Dogiel & Bychovsky, 1939)
(syn. Sphaerospora caspialosae)
Alosa caspia caspia (Eichwald, 1838) [32]b Peninsula Sara, Caspian Sea, Azerbaijan Renal tubules 12–15 Round in shape L: 8.5;
W: 7.7
Round to oval   Posterior end of spore with a number of small protrusions/projections; long filaments not observed   Polar filament in 4 coils
Alosa immaculata
Bennet, 1835c; Alosa fallax, (Lacépède, 1803) [37]d
Black Sea
  1. Abbreviations: L length, W width, T thickness, PC polar capsule
  2. aReported as A. finta lacustris (Fatio, 1890)
  3. breport is related to jun. syn. Caspialosa caspia (Eichwald, 1838)
  4. creport is related to jun. syn. Alosa kessleri pontica (Eichwald, 1838)
  5. dreport is related to Alosa fallax nilotica (Geoffroy Saint-Hilaire, 1809)