Order †Nektaspida Raymond, 1920 - nektaspids see Class Nektaspida Raymond, 1920 Family †Naraoiidae Walcott, 1912 Genus †Naraoia Walcott, 1912 †Naraoia bertiensis J.-B. Caron et al., 2004 †Naraoia compacta Walcott, 1912