Table 1 Summary of Illumina sequencing data for small RNAs of C. borivilianum

Total sRNA sequenced in library

Number of preprocessed reads(Read length greater than 4 bp taken for further analysis)

Number of reads aligned to siRNA

Number of reads aligned to piRNA

Number of reads aligned to snRNA

Number of reads aligned to snoRNA

Number of reads aligned to tRNA

Number of reads aligned to rRNA

Number of reads unaligned after contamination removal (4 bp-50 bp)

Number of reads with the length of 17 bp- 35 bp