Table 1. Number of animals positive for each Epsilonproteobacteria taxon per reptilian (sub)order.

	Lacertilia (n = 163)		Serpentes (n = 100)		Testudines (n = 154)		Total (n = 417)
	Animals (%)		Animals (%)		Animals (%)		Animals (%)
	PCR	Culturing	PCR	Culturing	PCR	Culturing	PCR	Culturing
Arcobacter genus	23 (14.1)	6 (3.7)	13 (13.0)	2 (2.0)	47 (30.5)	25 (16.2)	83 (19.9)	33 (7.9)
Arcobacter butzleri		6 (3.7)		2 (2.0)		11 (7.1)		19 (4.6)
Arcobacter cryaerophilus		1 (0.6)		0 (0.0)		9 (5.8)		10 (2.4)
Arcobacter skirrowii		0 (0.0)		0 (0.0)		14 (9.1)		14 (3.4)
Campylobacter genus	62 (38.0)	18 (11.0)	32 (32.0)	3 (3.0)	93 (60.4)	39 (25.3)	187 (44.8)	60 (14.4)
Campylobacter fetus taxon 1*		9 (5.5)		3 (3.0)		11 (7.1)		23 (5.5)
Campylobacter fetus taxon 2*		0 (0.0)		0 (0.0)		1 (0.6)		1 (0.2)
Campylobacter hyointestinalis		0 (0.0)		0 (0.0)		9 (5.8)		9 (2.2)
Campylobacter taxon 1*		10 (6.1)		0 (0.0)		24 (15.6)		34 (8.2)
Campylobacter taxon 2*		0 (0.0)		0 (0.0)		1 (0.6)		1 (0.2)
Helicobacter genus	50 (30.7)	12 (7.4)	26 (26.0)	0 (0.0)	87 (56.5)	8 (5.2)	163 (39.1)	20 (4.8)
Helicobacter taxon 1*		1 (0.6)		0 (0.0)		0 (0.0)		1 (0.2)
Helicobacter taxon 2*		0 (0.0)		0 (0.0)		8 (5.2)		8 (1.9)
Helicobacter taxon 3*		4 (2.5)		0 (0.0)		0 (0.0)		4 (1.0)
Helicobacter taxon 4*		1 (0.6)		0 (0.0)		0 (0.0)		1 (0.2)
Helicobacter taxon 5*		1 (0.6)		0 (0.0)		0 (0.0)		1 (0.2)
Helicobacter taxon 6*		1 (0.6)		0 (0.0)		0 (0.0)		1 (0.2)
Helicobacter taxon 7*		4 (2.5)		0 (0.0)		0 (0.0)		4 (1.0)
Sulfurospirillum taxon*		0 (0.0)		0 (0.0)		1 (0.6)		1 (0.2)
Total **	104 (63.8)	32 (19.6)	58 (58.0)	3 (3.0)	127 (82.5)	57 (37.0)	289 (69.3)	92 (22.1)

n, total of sampled animals;

*, putative novel species or subspecies based on 16S rRNA sequence and AFLP fingerprint;

**, not sum of Epsilonproteobacteria positive animals in case of multiple Epsilonproteobacteria taxa per animal.