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Sycettaga Primitiva
''Sycettaga'' is a genus of sponges belonging to the family Levinellidae Levinellidae is a family of calcareous sponges in the order Clathrinida The Clathrinida are an order of calcareous sponges found in marine environments. These sponges have an asconoid structure and lack a true dermal membrane or cortex. The .... The species of this genus are found in Australia. Species: * ''Sycettaga primitiva'' (Haeckel, 1872) References {{Taxonbar, from=Q42285457 Clathrinida Sponge genera ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Sponge
Sponges, the members of the phylum Porifera (; meaning 'pore bearer'), are a basal animal clade as a sister of the diploblasts. They are multicellular organisms that have bodies full of pores and channels allowing water to circulate through them, consisting of jelly-like mesohyl sandwiched between two thin layers of cells. Sponges have unspecialized cells that can transform into other types and that often migrate between the main cell layers and the mesohyl in the process. Sponges do not have nervous, digestive or circulatory systems. Instead, most rely on maintaining a constant water flow through their bodies to obtain food and oxygen and to remove wastes. Sponges were first to branch off the evolutionary tree from the last common ancestor of all animals, making them the sister group of all other animals. Etymology The term ''sponge'' derives from the Ancient Greek word ( 'sponge'). Overview Sponges are similar to other animals in that they are multicell ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Levinellidae
Levinellidae is a family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ... of calcareous sponges in the order Clathrinida. It contains the following genera and species: * Genus ''Burtonulla'' Borojevic & Boury-Esnault, 1986 ** ''Burtonulla sibogae'' Borojevic & Boury-Esnault, 1986 * Genus ''Levinella'' Borojevic & Boury-Esnault, 1986 ** ''Levinella prolifera'' (Dendy, 1913) ** ''Levinella thalassae'' Borojevic & Boury-Esnault, 1986 * Genus ''Sycettaga'' Haeckel, 1872 ** ''Sycettaga primitiva'' Haeckel, 1872 References Clathrinida {{calcarea-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
