''Clathrina conifera'' is a
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 ...
of
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 hav ...
from Brazil. The species name refers to the cone-shaped appearance of the triactines.
Description
Cormus formed of large, irregular and loosely anastomosed tubes, white in life and beige when preserved. Water-collecting tubes are absent. The skeleton is composed only of triactines without any special organisation. They are equiradiate and equiangular. Actines are conical and straight with blunt tips.
References
World Register of Marine Species entry
Clathrina
Fauna of Brazil
Animals described in 2001
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