tuscaroridae tuscaroridae tuscaroridae is a family of cercozoans, single-celled eukaryotes in the order phaeocalpida. tuscaroridae scientific classification domain: eukaryota (unranked): sar (unranked): rhizaria phylum: cercozoa class: phaeodarea order: phaeocalpida family: tuscaroridaehaeckel, 1887 genera tuscaretta tuscarilla tuscaridium