Pachymatisma

Pachymatisma is a genus of sponges belonging to the family Geodiidae.

Species

 * Pachymatisma areolata Bowerbank, 1872
 * Pachymatisma bifida Burton, 1959
 * Pachymatisma johnstonia (Bowerbank in Johnston, 1842)
 * Pachymatisma monaena Lendenfeld, 1907
 * Pachymatisma normani Sollas, 1888