†family Phymaraphiniidae Schrammen 1910 (demosponge)
Demospongiae - Tetralithistida - Phymaraphiniidae
Parent taxon: Tetracladina according to R. M. Finks et al. 2004
Sister taxa: Astrocladiidae, Chenendoporidae, Plinthosellidae, Polyjerea, Protetraclisidae, Radiocelliidae, Siphoniidae, Sontheimiidae, Sulcastrella, Theonellidae, Vermiculissimum
Subtaxa: Compsapsis Cycloclema Exsuperantia Lopadophorus Pholidocladia Phymaraphinia Polyrhipidium Prokaliapsis
Type: Phymaraphinia
Ecology: stationary epifaunal suspension feeder
Distribution: