AcanthosphaeraAcrochaeteAcrosiphoniaActidesmiumActinochloridaceaeActinochlorisAmphikrikosAnkyraAphanochaeteApjohniaApodochlorisArabicodiumArnoldiellaArthrochaeteAscochlorisAsterarcysAsterococcusAsteromonasAtractomorpha (alga)AuxenochlorellaBasichlamysBasicladiaBathycoccusBatophoraBicuspidellaBlastophysaBlidingiaBolbocoleonBoodleopsisBornetellaBotryodesmisBracteacoccus