Minchinellidae

Minchinellidae is a family of calcareous sponges in the order Calcarea.[1] It is the only family in the monotypic class Lithonida.

Minchinellidae
Scientific classification
Kingdom: Animalia
Phylum: Porifera
Class: Calcarea
Order: Lithonida
Vacelet, 1981
Family: Minchinellidae
Dendy & Row, 1913
Genera
  • Minchinella Kirkpatrick, 1908
  • Monoplectroninia Pouliquen & Vacelet, 1970
  • Petrostroma Döderlein, 1892
  • Plectroninia Hinde, 1900
  • Tulearinia Vacelet, 1977
Synonyms
  • Petrostomidae Laubenfels, 1936

Description
Porosphaera globularis fossil from Cretaceous rocks in Germany

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.

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References
  1. "WoRMS - World Register of Marine Species - Minchinellidae Dendy & Row, 1913". www.marinespecies.org. Retrieved 2019-03-20.


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