#Read me file Supplementary data for the Manuscript Lopez-Escardo et al.2018 entilted "Metabarcoding analysis on European coastal samples reveals new molecular metazoan diversity" 18S_Metazoan_DB.xlsx Excel file with the home-made 18S Metazoan Database Manually curated with phylogenetic trees SRA_List_MAME.xlsx Excel file with the list of SRA runs analysed to better know the distribution of MAME1 group. MAME1_group_OTU_table OTU table made from the OTUs found in the different samples of Biomarks plus SRA and TARA data OTU_Table OTU table of Metazoan OTUs in Biomarks samples OTU97_sequences.fasta Sequences of the Biomarks Metazoan OTUs in fasta Trees Directory which contain all the trimmed alignments, the raw list of sequences and the phylogenetic trees performed to place MAME 1 group within Metazoans and Tunicates