Systematics is nowadays facing new challenges with the introduction of new concepts and
new techniques. Compared to most other phyla, phylogenetic relationships among sponges …

Reconstructing the phylogeny of sponges (Porifera) is one of the remaining challenges to
resolve the metazoan Tree of Life and is a prerequisite for understanding early animal …

Abstract Background Glass sponges (Class Hexactinellida) are important components of
deep-sea ecosystems and are of interest from geological and materials science …

A diverse assemblage of bodily preserved sponges has been recovered from a lower
Lutetian tuffite horizon in the Chiampo Valley, Lessini Mountains, Italy. The sponge …

New glass sponges (Porifera: Hexactinellida) from deep waters of the central Aleutian
Islands, Alaska Page 1 Accepted by G. Woerheide: 30 Jan. 2013; published: 18 Mar. 2013 …

A siliceous sponge fauna, consisting of more than 900 specimens, is described from an
early Lutetian tuffite horizon in the Chiampo Valley, Lessini Mountains, north-eastern Italy …

In this paper we report on recently collected specimens of glass sponges belonging to
Farreidae Gray, 1872, and Tretodictyidae Schulze, 1886 (Porifera: Hexactinellida …

Glass sponges (Porifera, Hexactinellida) are major components of benthic deep-water
communities, and are remarkable for their unique tissue organization, physiology, and …

Four new species of Hexactinellida are described from the northwest coast of North America.
Two northern ones from bottom longline sablefish traps set on Bowie Seamount off …

A specimen of the genus Tretodictyum Schulze was found among the collections made by
Harbor Branch Oceanographic Institute, Ltd., in their 1986 excursion to Cocos Island …