Grantia

Grantia
Scientific classification
Kingdom:	Animalia
Phylum:	Porifera
Class:	Calcarea
Subclass:	Calcaronea
Order:	Leucosolenida
Family:	Grantiidae
Genus:	Grantia Fleming, 1828
Type species
Spongia compressa Fabricius, 1780
Species include:
Grantia arctica Grantia asconoides Grantia capillosa Grantia comoxensis Grantia compressa Grantia intermedia Grantia singularis
Synonyms
Artynas Haeckel, 1872 Hozawaia de Laubenfels, 1936 Hypograntia Carter, 1886 Sphenophorina Breitfuss, 1898 Sycinula Schmidt, 1868 Sycophyllum Haeckel, 1870 Vosmaeria Lendenfeld, 1885, not Fristedt, 1885

Grantia is a genus of calcareous sponges belonging to the family Grantiidae. Grantias contain spicules and spongin fibers.