A 678 base-pair fragment of the mitochondrial control region was sequenced for comparative purposes among the three species (C. axiologus, C. cyanospilota, C. coronata) of the C. coronata complex (Randall et al. 2008), four other species found during the campaign and five specimens obtained from Genbank (Table 1) with a representative of the Tetraodontinae used as the outgroup.