readme update

README.md

@@ -33,6 +33,8 @@ _Serranus cabrilla_ |  `serran`  |  792                  | 0.81**
 
 **_As Serranus cabrilla was not available for Animal Genome Size Database, we used a C-value for Serranus hepatus_
 
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 The three draft genomes were sequenced using NGS technologies. 
 
 ### paired-end