Table 4.
Size of Cryptosporidium ornitophilus n. sp. obtained from naturally infected common ostriches (Struthio camelus) and experimentally infected chickens (Gallus gallus f. domestica), geese (Anas platyrhynchos f. domestica) and cockatiels (Nymphicus hollandicus)
| Host | Length (µm) | Width (µm) | Length/width ratio |
|---|---|---|---|
| Range (Mean ± SD) | Range (Mean ± SD) | Range (Mean ± SD) | |
| Ostricha | 5.24–6.77 (6.13 ± 0.35) | 4.68–5.47 (5.15 ± 0.24) | 1.06–1.36 (1.19 ± 0.08) |
| Chickenb | 5.24–6.74 (6.13 ± 0.34) | 4.71–5.48 (5.21 ± 0.23) | 1.08–1.32 (1.20 ± 0.09) |
| Gooseb | 5.28–6.67 (6.22 ± 0.31) | 4.69–5.52 (5.19 ± 0.24) | 1.11–1.29 (1.18 ± 0.10) |
| Cockatielb | 5.31–6.58 (6.17 ± 0.29) | 4.92–5.48 (5.19 ± 0.24) | 1.09–1.28 (1.21 ± 0.12) |
aNatural infection
bExperimental infection
Note: Length and width of 50 oocysts from each isolate were measured under DIC at 1000× magnification, and these were used to calculate the length-to-width ratio of each oocyst