Porifera (sponges), class: Hexactinellida

Collection Highlights | Updated 9 years ago

A preserved, bell-like sponge
Cyliconema cf. apertum
Photo by Mark Salotti

Named for their siliceous skeletons, glass sponges lack an outer layer, and have spicules (tiny 'needle-like' structures) that support the body’s shape and that form a latticework. They are usually cylindrical, or funnel-shaped. Most species live in deep waters and are common in Antarctic waters.

Marine Invertebrates Section