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Table 3 Number and percentage of positive tortoises regarding infection with gastrointestinal endoparasites (total n = 1005; 459 positive and 546 negative)

From: Occurrence of health-compromising protozoan and helminth infections in tortoises kept as pet animals in Germany

Parasite species

No. of positive (%)

Host species (n)

Oxyurid nematode (Tachygonetria sp.)

434 (43.2)

T. hermanni (248); unknown species (94); T. marginata (28); T. graeca (21); T. horsfieldii (19); Stigmochelys pardialis (5); Centrochelys sulcata (5); Geochelone elegans (4); Chelonoidis carbonaria (2); T. kleinmanni (2); Pyxis arachnoides (2); Malacochersus tornieri (1); Chersina angulate (1); Aldabrachelys gigantea (1); Astrochelys radiata (1)

Ascarid nematode (Angusticaecum sp.)

12 (0.01)

T. hermanni (5); unknown species (5); Stigmochelys pardalis (1); C. sulcata (1)

Hexamita sp.

7 (0.007)

T. hermanni (5); Geochelone elegans (1); Chelonoidis carbonaria (1)

Balantidium sp (cysts)

7 (0.007)

T. hermanni (5); C. sulcata (1); Geochelone platynota (1)

Trichomonas sp.

4 (0.004)

T. hermanni (4)

Strongyloid nematode (Strongyloides sp.)

3 (0.003)

unknown species (2); Geochelone elegans (1)

Entamoeba sp. (cysts)

5 (0.005)

T. hermanni (1); Geochelone elegans (1); Chelonoidis carbonaria (1); unknown species (1)

Heterakid nematodes

1 (0.001)

Geochelone elegans (1)

Hartmanella sp. (Limax amoeba)

1 (0.001)

Geochelone elegans (1)

Blastocystis sp.

2 (0.002)

T. hermanni (1); Geochelone elegans (1)

Facultative pathogen flagellates (Trimitus sp.)

2 (0.002)

T. horsfieldii (1); Geochelone elegans (1)