Calcaronea - Wikipedia
Calcaronea is een onderklasse binnen de stam van de Porifera (sponsdieren).
Wikipedia · Tekst onder CC-BY-SA-licentieCalcaronea - Wikipedia
Calcaronea is a subclass of sea sponges in the class Calcarea. They are Calcarea with the triactines and the basal system of tetractines sagittal (i.e. the rays of the spicule make unequal angles with each other), exceptionally regular. In ontogeny the first spicules to be secreted are diactines. Choanocytes are apinucleate. Calcaronea have amphiblastula larvae
Wikipedia · Tekst onder CC-BY-SA-licentieKalksponzen - Wikipedia
- Kalksponzen zijn klein van stuk (zelden hoger dan 10 cm), weinig kleurig en onopvallend. Hun parenchym bestaat uit calciumcarbonaat. Fossiel onderzoek heeft uitgewezen dat kalksponzen al in het Cambriumbestonden.
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Calcareous sponge - Wikipedia
WebThe calcareous sponges [2] [3] ( class Calcarea) are members of the animal phylum Porifera, the cellular sponges. They are characterized by spicules made of calcium …
Tendinitis calcarea - Wikipedia
WebTendinitis calcarea is een peesontsteking in de schouder. Deze ontsteking wordt veroorzaakt door calciumfosfaat in of rondom de betreffende pees, meestal de pees van …
Leucosolenida - Wikipedia
WebLeucosolenida is an order of sponges in the class Calcarea and the subclass Calcaronea. Species in the order Leucosolenida are calcareous, with a skeleton composed …
Calcarea - an overview | ScienceDirect Topics
WebIn Calcaronea, three orders are recognized: Leucosolenida, Lithonida, and Baerida. Leucosolenida contains the majority of calcaronean species (9 families, 43 genera, 467 …
Calcarea (Calcareous Sponges) | Encyclopedia.com
WebCalcareous sponges have a skeleton that is made of calcium carbonate (calcite), composed of free diactines, triactines, tetracines, and/or polyactine spicules, to which a solid basal …
Calcarea - University of California Museum of Paleontology
WebThe Calcaronea is more likely a monophyletic group of sponges since they share characteristic larvae and choanocytes, presumably due to common ancestry. The …
Category:Calcaronea - Wikipedia
WebPages in category "Calcaronea" The following 20 pages are in this category, out of 20 total. This list may not reflect recent changes. ... About Wikipedia; Disclaimers; Contact …
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