Note:  Do not rely on this information. It is very old.


Halichondrina, one of the two divisions of the Cornacuspongia, includes those in which the skeleton is composed of spicules, and there is little or no spongin. Its nearest allied group is that of the Keratosa.

“Now faith is being sure of what we hope for and certain of what we do not see.”
Hebrews 11:1