oxyphototroph prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval. Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes Order Nostocales Borzì (1914) see Order Nostocales corrig. Borzì 1914 Family Scytonemataceae A.B.Frank (1886) see Family Scytonemataceae corrig. Frank 1886 Genus Spirirestis Flechtner & J.R.Johans. (2002) see Genus Spirirestis Flechtner and Johansen 2002