Figure 10; Ircinia colossa sp. n. A specimen BU-590 in situ B portion of the holotype C fasciculated fibres D primary fibres with foreign spicules E filaments organised in tracts F filaments with a terminal knob in evidence.
Figure 9; Psammocinia alba sp. n. A the sponge in situ B a small conule at SEM C reticulation made of sand grains and foreign spicules D primary fibres cored with foreign material and, on the right, secondary fibres free from inclusions.
Summary[edit] Description: English: White Sponge (Ircinia campana) up close in reef habitat at 90 meters depth. Latitude 38 04 N., Longitude 123 28 W. California, Cordell Bank National Marine Sanctuary. 2004. Date: 2004. Source: https://www.flickr.com/photos/noaaphotolib/5018640390/. Author: Jodi Pirtle.