Table 3. Taxonomic assignment of OTUs to major eukaryotic groups.

	DSE1	DSE2	DSE3	DSE4	DSE5	DSE6
Ciliophora	172	103	125	66	68	98
Dinophyceae	127	110	275	112	226	203
other Alveolata	24	42	17	10	27	45
Amoebozoa	43	26	8	15	16	45
Euglenozoa	101	136	50	96	48	75
Fungi	22	22	7	16	10	24
Metazoa	46	50	37	31	57	71
other Opisthokonta	32	37	27	20	19	35
Plantae	12	14	34	20	33	47
Cercozoa	279	210	94	96	90	196
other Rhizaria	44	60	39	35	61	77
Bacillariophyta	26	19	45	23	41	59
Chrysophyceae	34	26	16	14	16	19
Labyrinthulea	42	34	6	27	15	31
other Stramenopiles	52	65	85	41	71	88
CCTH1	15	12	48	22	38	41
other Eukarya2	26	22	20	5	23	22
Undetermined	60	77	59	26	42	79
Subtotal assigned	1157	1065	992	675	901	1255
Unassigned	478	477	232	267	309	501
Total	1635	1542	1224	942	1210	1756

Notes:

¹CCTH group comprises Cryptophytes, Centroheliozoa, Telonemida and Haptophyta as defined by Burki, et al. (2009).

²Other Eukarya comprises Apusozoa, Picobiliphyta, Katablepharismids, Heterolobosea.