Spicules: Meaning, Classification and Development

In this article we will discuss about Spicules:- 1. Meaning of Spicules 2. Classification of Spicules 3. Development 4. Taxonomic Importance. Meaning of Spicules: The spicules or sclerites are definite bodies, having a crystalline appearance and consisting in general of simple spines or of spines radiating from a point. They have an axis of organic material around which is deposited [...]