Showing posts with label Class Calcispongiae. Show all posts
Showing posts with label Class Calcispongiae. Show all posts

Tuesday, October 11, 2011

Grantia sp.

 

Grantia sp.grantia2

 

Class Calcispongiae

Phylum Porifera

 

Porifera: Formation of spicules:Spicules are calcareous.

Secretions by scelerocytes of a siliceous monoaxon, Secretion by scelerocytes of a calcareous triaxon.

grantia

 

 

 

 

 

 

 

 

 

Copyright protected

If you want to use this picture for whatever purpose please ask permission first and do credit the efforts of the author" Menelo Ciudadano Hongayo

 

 

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Sunday, October 9, 2011

Leucosolenia sp. spicules


Leucosolenia spicules (3)Leucosolenia sp. spicules

Class Calcispongiae
Phylum Porifera

Spicules are calcareous.
Porifera: Formation of spicules: Secretions by scelerocytes of a siliceous monoaxon, Secretion by scelerocytes of a calcareous triaxon.
 
 
 
 
 
 
Copyright protected
If you want to use this picture for whatever purpose please ask permission first and do credit the efforts of the author" Menelo Ciudadano Hongayo



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