TABLE 3.

Analysis of the genetic libraries by membrane hybridization with archaeal, group I, and group II probes^a

Library	No. of clones belonging to:				OTU(s) of other archaea
	Archaea	Group I	Group II	Other archaea
AT-5	95	22	72	1	II-CC
AT-200	91	69	21	1	II-JK
CA-15	198	93	103	2	I-AA, II-EC
ME-5	74	7	67	0
ME-450	196	173	19	4	I-BD, I-ND, II-JK, III-AA
SB-0	110	29	81	0
SB-200	276	237	39	0
SB-200B	189	175	14	0
DN-5	89	84	5	0
DN-200	92	92	0	0
DF-5	85	47	38	0
DF-200	90	90	0	0
DS-5	92	90	1	1	I-AA
DS-200	92	92	0	0
AM-20A	276	273	3	0
AM-20B	283	277	6	0
Total	2,328	1,850	469	9

^aData for the SB-0, SB-200, and SB-200B libraries have been published previously by Massana et al. (26), and data for the AM-20A and AM-20B libraries have been published previously by DeLong et al. (10).