Table 1 Taxa found within more than one worm specimen, or within worms with a higher relative abundance (RA) in comparison to horse jejunum. The P-values represent statistical differences in RA between sexes within each classification

Bacillus

I

37.50

0.82

(0.00–2.25)

0.4351

M

28.57

0.17

(0.00–0.48)

F

12.50

0.04

(0.00–0.14)

F: Mycoplasmataceae

F

50.00

0.09

(0.01–0.18)

0.6185

M

28.57

0.21

(0.00–0.61)

I

25.00

0.07

(0.00–0.18)

F: Veillonellaceae

F

25.00

0.16

(0.00–0.45)

0.7741

M

14.29

0.02

(0.00–0.05)

I

12.50

0.31

(0.00–1.00)

Fusobacterium

F

37.50

0.19

(0.00–0.44)

0.5902

M

28.57

0.15

(0.00–0.39)

I

12.50

0.11

(0.00–0.35)

Janthinobacterium

I

62.50

3.52

(0.00–7.66)

0.1552

M

42.86

0.55

(0.00–1.50)

F

37.50

0.63

(0.00–1.39)

Nocardioides

I

50.00

0.75

(0.00–1.57)

0.2517

M

28.57

0.21

(0.00–0.52)

F

12.50

0.13

(0.00–0.41)

Pelomonas

M

57.14

0.44

(0.04–0.84)

0.0379

F

12.50

0.12

(0.00–0.38)

Sarcina

M

100.00

22.13

(4.91–39.36)

0.3540

H

100.00

9.29

(0.00–21.94)

F

100.00

27.94

(14.28–41.60)

I

87.50

25.37

(6.60–44.14)