Haeckel, 1862
Colonial, no skeletal elements; genus Collozoum with 3+ species:
Collozoum inerme (Collozoum inerme, Collozoum inerme 2, Collozoum inerme 3)
Collozoum serprentinum (Collozoum serprentinum)
Collozoum longiforme (Collozoum longiforme)
Collozoum sp. (Collozoum sp.)