, Diagnosis: With characters of the family Additional characters; cell wall thick and smooth or sometimes with fibrils, string like ornamentation Etymology: Named for its green color and small size Type species: Chloroparvula pacifica Chloroparvula pacifica Lopes dos Santos, Noël and Eikrem sp. nov. Diagnosis: With characters of genus with loroxanthin absent Combined nucleotide sequences of nuclear 18S rRNA (KU843574), rRNA ITS (MF077486) and plastid 16S rRNA (KU843560) are species specific. Holotype: Cells embedded in resin block deposited at the Natural History Museum, University of Oslo, accession number O-A-10007. Figure 3D shows cells from the resin block. Original culture deposited in NIES Microbial Culture Collection as NIES-3669; sub-culture deposited in Roscoff Culture Collection as RCC4656 Etymology: Named for its abundance in the Pacific Ocean. Chloroparvula japonica Lopes dos Santos, Noël and Eikrem sp. nov. Diagnosis: With characters of genus Additional characters; combined nucleotide sequences of nuclear 18S rRNA, Type locality: NIES-3669 (RCC4656) was isolated from a surface water sample collected from the North Pacific Ocean off Japan (42°16? N, 145°07? E) rRNA ITS (MF077482) and plastid 16S rRNA (LN735350) are species specific. Holotype: Cells embedded in resin block deposited at the Natural History Museum10008. Figure 3F shows cell from the resin block. Original culture deposited in NIES Microbial Culture Collection as NIES-2758; sub-culture deposited in Roscoff Culture Collection as RCC2339. Type locality: NIES-2758 (RCC2339) was isolated in surface from the North Pacific Ocean off the coast of Japan (33° 46? N, 129° 41? E)
, Diagnosis: With characters of order Additional characters; coccoid cells contain green chloroplasts with starch grain Characters of type species Picocystis salinarum Picocystis salinarum R.A. Lewin emend. Eikrem and Lopes dos Santos Diagnosis: Cells measuring 2-3 µm with 1-2 chloroplasts, a mitochondrion and dictyosome. Combined nucleotide sequences of nuclear 18S rRNA (FR865649), rRNA ITS (HE610138, MF077484) and plastid 16S rRNA (AB491631) are species specific.Paratype: Cells embedded in resin block deposited at the Natural History Museum, 10009. Supplement figure 2A shows cell from embedding. Original Culture CCMP1897 deposited in Roscoff Culture Collection as RCC3402.Type locality: Pacific ocean (37°47?N, 122°21?W)
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