TABLE 4.

Pairwise SIMPER permutational tests (10,000 iterations) between fruit fly species (C. capitata, C. flexuosa, C. podocarpi, C. quilicii, C. rosa, C. cosyra, B. dorsalis, B. oleae, B. zonata, Z. cucurbitae; dataset B).

	Bacterial genera significantly contributing to > 5% dissimilarity	C. capitata	C. flexuosa	C. podocarpi	C. quilicii	C. rosa	C. cosyra	B. dorsalis	B. oleae	B. zonata	Z. cucurbitae	Proportion of significant pairwise tests (FDR p < 0.05)
C. capitata	Morganella		*		*		*	*	*		*	6/9
	Pantoea				*		*	*	*		*	5/9
C. flexuosa	Providencia	*		*	*	*	*	*	*	*	*	9/9
C. podocarpi	Klebsiella	*	*		*	*	*	*	*	*	*	9/9
	Rahnella	*	*		*	*	*	*	*	*	*	9/9
C. quilicii	Gluconobacter	*	*	*			*	*	*	*	*	8/9
C. rosa	Acetobacter	*	*	*	*		*	*	*	*	*	9/9
	Serratia	*	*	*	*		*	*	*	*	*	9/9
C. cosyra	−
B. dorsalis	Enterobacter	*	*		*	*	*		*		*	7/9
B. oleae	Erwinia	*	*	*	*	*	*	*		*	*	9/9
B. zonata	Lactococcus	*	*	*	*	*	*	*	*		*	9/9
Z. cucurbitae	Lactococcus	*			*			*	*	*		5/9
	Ochrobactrum	*			*		*	*	*			5/9

Results are reported for bacterial genera producing significant differences in at least 5 pairwise tests out of 9 (*: FDR-corrected p < 0.01) and contributing to > 5% of dissimilarity between groups. The complete results are available in Supplementary Table 13.