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Dendya Clathrata
''Dendya clathrata'' is a species of calcareous sponge in the family Dendyidae Dendyidae is a family of calcareous sponges, which contains thirteen species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as .... References Clathrinidae {{calcarea-stub ...
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Species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. Other ways of defining species include their karyotype, DNA sequence, morphology, behaviour or ecological niche. In addition, paleontologists use the concept of the chronospecies since fossil reproduction cannot be examined. The most recent rigorous estimate for the total number of species of eukaryotes is between 8 and 8.7 million. However, only about 14% of these had been described by 2011. All species (except viruses) are given a two-part name, a "binomial". The first part of a binomial is the genus to which the species belongs. The second part is called the specific name or the specific epithet (in botanical nomenclature, also sometimes i ...
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Calcareous Sponge
The calcareous sponges of class Calcarea are members of the animal phylum Porifera, the cellular sponges. They are characterized by spicules made of calcium carbonate in the form of calcite or aragonite. While the spicules in most species have three points, in some species they have either two or four points. Biology All sponges in this class are strictly marine, and, while they are distributed worldwide, most are found in shallow tropical waters. Like nearly all other sponges, they are sedentary filter feeders. All three sponge body plans are represented within class Calcarea : asconoid, syconoid, and leuconoid. Typically, calcareous sponges are small, measuring less than in height, and drab in colour. However, a few brightly coloured species are also known. Calcareous sponges vary from radially symmetrical vase-shaped body types to colonies made up of a meshwork of thin tubes, or irregular massive forms. The skeleton has either a mesh or honeycomb structure. Classifica ...
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Dendyidae
Dendyidae is a family of calcareous sponges, which contains thirteen species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ... in two genera. Dendyidae contains the following genera and species: * Genus '' Dendya'' ** '' Dendya amitsbo'' Hozawa, 1929 ** '' Dendya cavata'' (Carter, 1886) ** '' Dendya clathrata'' (Carter, 1883) ** '' Dendya quadripodifera'' Hozawa, 1929 ** '' Dendya tripodifera'' (Carter, 1886) ** '' Dendya triradiata'' Tanita, 1943 * Genus '' Soleneiscus'' ** '' Soleneiscus apicalis'' (Brøndsted, 1931) ** '' Soleneiscus hispida'' (Brøndsted, 1931) ** '' Soleneiscus irregularis'' (Jenkin, 1908) ** '' Soleneiscus japonicus'' (Haeckel, 1872) ** '' Soleneiscus olynthus'' (Borojevic & Boury-Esnault, 1987) ** '' Soleneiscus radovani'' Wörheide & Hooper, 1999 ** '' ...
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