Minchinellidae
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Minchinellidae is a family of
calcareous sponges 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 ha ...
in the order Calcarea. It is the only family in the monotypic class Lithonida.


Description

Calcaronea with reinforced skeleton consisting either of linked or cemented basal actines of tetractines, or of a rigid basal mass of calcite. Diapason spicules are generally present and the canal system is leuconoid.


References


External links

* http://www.catalogueoflife.org/col/browse/tree Calcaronea Taxa named by Arthur Dendy {{calcarea-stub