Lithistida
# Lithistida

Lithistida é uma ordem de esponjas da classe Demospongiae.

## Famílias

* Azoricidae Sollas, 1888
* Corallistidae Sollas, 1888
* Desmanthidae Topsent, 1894
* Isoraphiniidae Schrammen, 1924
* Macandrewiidae Schrammen, 1924
* Neopeltidae Sollas, 1888
* Phymaraphiniidae Schrammen, 1924
* Phymatellidae Schrammen, 1910
* Pleromidae Sollas, 1888
* Scleritodermidae Sollas, 1888
* Siphonidiidae Lendenfeld, 1903
* Theonellidae Lendenfeld, 1903
* Vetulinidae Lendenfeld, 1903
* Lithistida incertae sedis
** Arabescula Carter, 1873
** Collectella Schmidt, 1880
** Plakidium Lendenfeld, 1907
** Poritella Schmidt, 1879