Table 1. Taxonomic information from the different pyrosequencing databases based on sequence.

		Phylum	Class	Order	Family	Genus
PyroITS	number of taxa	11	33	79	134	203
	Classified (%)	99.28	95.85	91.80	74.64	59.21
	unclassified (%)	0.72	4.15	8.20	25.36	40.79
PyroITS1	number of taxa	9	24	59	114	215
	classified (%)	92.50	87.84	84.53	69.30	59.54
	unclassified (%)	7.50	12.16	15.47	30.70	40.46
PyroITS2	number of taxa	8	24	59	114	205
	classified (%)	92.90	89.83	86.78	68.83	57.69
	unclassified (%)	7.10	10.17	13.22	31.17	42.31