Table 4.

Sterol composition of Dictyoceratida sponges according to the degree of unsaturation in the nucleus.

Sponges		Unsaturation in the nucleus				[Ref]
		Δ0	Δ5	Δ7	Δ5,7
Order Dictyoceratida
	Family Spongidae
	Coscinoderma sp.		+			[25]
	Hippospongia sp.		+	+		[25]
	Ircinia campana				+	[22]
	Ircinia foetida		+	+	+	[26]
	Ircinia muscarum		+		+	[27,28]
	Ircinia pipetta		+		+	[29]
	Ircinia sp.		+		+	[25]
	Ircinia spinosula				+	[27]
	Ircinia variabilis		+	+	+	[26]
	Hyattella intestinalis		+	+		[25]
	Spongia nitens				+	[27]
	Spongia officinalis				+	[27]
	Family Dysideidae
	Dysidea avara		+		+	[25,27]
	Dysidea fragilis	+	+		+	[20]
	Dysidea herbacea	+	+	+	+	[30]
	Dysidea sp.		+		+	[25]
	Dysidea tupha		+			[31]
	Family Thorectidae
	Cacospongia sp.		+	+	+	[25]
	Fascaplysinopsis sp.		+		+	[25]
	Fasciospongia carvernosa		+	+	+	[32]
	Luffariella sp.		+	+	+	[25]
	Psammocinia sp.		+	+	+	[25]
	Thorectandra excavatus		+		+	[25]
	Thorecta sp.		+		+	[25]

+ presence detected.