Haplosclerida

Haplosclerida
Callyspongia crassa
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Porifera
Class: Demospongiae
Subclass: Heteroscleromorpha
Order: Haplosclerida
Topsent, 1928
Families

See text

Haplosclerida is an order of demosponges. It contains the following families: