Table 1. Bacteria from Bacteroidetes phylum with culture conditions and previous mentions of iridescence.

Species	Strains	Origin	Country	Reference	Culture		Mention of iridescence
					Medium	T°C	Description	Reference
Bacteria with glitter-like iridescence
Cellulophaga lytica	CECT 8139	Surface of an anemone Actinia equine	Oléron island, France	[21]	MA	20°C	Glitter-like	[21]
	DSM 2040	Seawater aquarium	La Jolla, USA	[30]	CYT	20°C	Glitter-like	[21]
	DSM 74891(s)	Beach mud from limon	Costa Rica				Reddish-greenish iridescence	[26] #
	CIP 1038221(s)						Greenish metallic iridescence	[24] #
	CIP 1038221(s)						Metallic tinge	[22]
Bacteria with suspicion of glitter-like iridescence
Promyxobacterium flavum	DSM 3577	Rhizosphere of tomato plant	Russia	[43]	NA	25°C	Greenish iridescent	[26] #
Flavobacterium [Cytophaga] succinicans	DSM 4002	Eroded fin of a fingerling chinook salmon	USA	[26] #	CY	25°C	Greenish iridescent	[26] #
Sporocytophaga cauliformis	DSM 3657	Water	Lake Bodensee, Germany	[26] #	CY	20°C	Greenish iridescent	[26] #
Flavobacterium [Cytophaga] johnsoniae	DSM 2064(s)	ND	ND	[44]	CY	30°C	Almost greenish iridescent	[26] #
Flavobacterium [Cytophaga] flevensis	DSM 1076	Freshwater lake	The Netherlands	[32]	C/10	20°C	Iridescent	[26] #
Bacteria with suspicion of iridescence
Cellulophaga baltica	CIP 106307	Surface of brown alga Fucus serratus	Baltic Sea, Denmark	[22]	MA	25°C	Metallic tinge	[22]
Cellulophaga fucicola	CIP 106308	Surface of brown alga Fucus serratus	Kattegat sea, Denmark	[22]	MA	25°C	Metallic tinge	[22]
Cellulophaga pacifica	LMG 21938	Seawater	Gulf Peter, Japan	[45]	MA	28°C	Shiny	[45]
Psychroflexus [Flavobacterium] gondwanensis	DSM 5423	Organic lake	Antarctica	[46]	MA	28°C	Shiny	[26] #
Flavobacterium aquatile	DSM 1132(s)	Deep well	Kent, England	[33]	Flavo	30°C	Glistening	[26] #
Maribacter dokdonensis	DSM 17201	Seawater	South Korea	[47]	MA	28°C	Glistening	[48]
Bacteria with no description of iridescence
Cellulophaga algicola	DSM 14237(s)	Diatom Melosira and macrophyta	Eastern Antarctic coast	[49]	MA	10°C	-	-
Cellulophaga tyrosinoxydans	DSM 21164	Seawater	Korea	[50]	MA	28°C	-	-
Cellulophaga geojensis	CCUG 60801	Marine sand	Geoje island, Korea	[51]	MA	25°C	-	-
Leeuwenhoekiella [Cytophaga] marinoflava	DSM 3653	Seawater	Scotland	[26] #	CYT	20°C	-	-
Flavobacterium degerlachei	DSM 15718	Microbial mat	Antarctica	[52]	R2A	20°C	-	-

¹The strain DSM 7489 was also registered as Lim-21 and CIP 103822 [28].

^(s)Genome sequenced strains.

^#These references correspond to editions of the “Bergey's Manual of Systematic Bacteriology” or “The Prokaryotes”.

ND: not detailed.