[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925 Class Fragilariophyceae Round (1990) - araphid, pennate diatoms see Class Bacillariophyceae Haeckel (1878) Subclass Fragilariophycidae Round (1990) - core araphid diatoms Order Tabellariales Round (1990) Family Tabellariaceae Kütz. (1844) 1 Genus Tabellaria Ehrenb. ex Kütz. (1844)