Family Plakinidae (demosponge)
Demospongiae - Plakinida - Plakinidae
Parent taxon: Plakinida according to R. M. Finks et al. 2004
See also Worheide et al. 2012
Sister taxon: Acanthastrellidae
Subtaxa: Acanthoplakina Corticium Plakina
Type: Plakina
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Jurassic of Portugal (2 collections)
Total: 2 collections each including a single occurrence