Synechococcales

{{Short description|Order of bacteria}}

{{Automatic taxobox

| image = Prochlorococcus MED4 EM Dividing.jpg

| image_caption = TEM of Prochlorococcus MED4 dividing

| image_alt = TEM of Prochlorococcus MED4 dividing

| taxon = Synechococcales

| authority =

| subdivision_ranks = Families

| subdivision_ref = {{cite journal |vauthors=Komárek J, Kaštovský J, Mareš J, Johansen JR | year = 2014 | title = Taxonomic classification of cyanoprokaryotes (cyanobacterial genera) 2014, using a polyphasic approach | url = http://www.preslia.cz/P144Komarek.pdf | journal = Preslia | volume = 86 | pages = 295–335 }}

| subdivision =

• Acaryochloridaceae Komárek et al. 2014
• Chamaesiphonaceae Borzì
• Coelosphaeriaceae Elenkin
• Heteroleibleiniaceae Komárek et al. 2014
• Leptolyngbyaceae Komárek et al. 2014
• Merismopediaceae Elenkin
• Prochloraceae R. A. Lewin
• Pseudanabaenaceae Anagnostidis & Komárek
• Romeriaceae Komárek et al. 2014
• Schizotrichaceae Elenkin
• Synechococcaceae Komárek & Anagnostidis

}}

The Synechococcales are a proposed order of cyanobacteria, with over 70 genera. It includes both filamentous and single-celled types.