BrachycneminaW
Brachycnemina

Brachycnemina is a suborder of zoanthids in the order Zoantharia. Genetic analysis has been used to suggest Brachycnemina is a monophyletic group diverging within the paraphyletic Macrocnemina.

CalcaxoniaW
Calcaxonia

Calcaxonia is a suborder of soft corals in the order Alcyonacea.

CalycophoraeW
Calycophorae

Calycophorae is a suborder of siphonophores. The order includes the giant siphonophore, ; one of the longest lengthwise extant creatures (40-50m).

CaryophylliinaW
Caryophylliina

Caryophylliina is a suborder of stony corals, order Scleractinia.

Conica (suborder)W
Conica (suborder)

Conica are a cnidarian suborder of the Leptomedusae. They make up the bulk of their order; their internal relationships are not well resolved, and most of the roughly 30 families are not yet assigned to a superfamily.

CystonectaeW
Cystonectae

Cystonectae is a suborder of siphonophores. It includes the Portuguese man o' war and Bathyphysa conifera, sometimes called the "flying spaghetti monster."

MyostauridaW
Myostaurida

Myostaurida is a suborder of jellyfishes. It contains four families.

PhysonectaeW
Physonectae

Physonectae is a suborder of Siphonophores. In Japanese it is called 胞泳.

PtychophoraeW
Ptychophorae

Ptychophorae is a suborder of rhizostome jellyfish, identified in 2013 by Gershwin and Davie.