Tetractinellida

Tetractinellida is an order in the class Demospongiae, containing 214 described species.

Scientific classification

Families

• Geodiidae66
• Ancorinidae64
• Tetillidae38
• Vulcanellidae13
• Theonellidae7
• Phymaraphiniidae5
• Corallistidae4
• Pachastrellidae4
• Scleritodermidae2
• Siphonidiidae2
• Theneidae2
• Thoosidae2
• Azoricidae1
• Macandrewiidae1
• Phymatellidae1
• Samidae1
• Stupendidae1