In this article we will discuss about the structure of Euplectella with the help of a diagram. 1. It is a marine sponge found in deep waters in Pacific oceans near West Indies and Philippines islands. 2. Commonly called "Venus-flower basket" by local inhabitants. 3. The body is tubular, curved and basket-like and is made up of triaxon spicules. 4. [...]
In this article we will discuss about the structure of spongilla with the help of a diagram. 1. It is a common freshwater colonial sponge found usually attached to sticks or pieces of wood in lakes and ponds. 2. Usually yellowish brown in colour and comprised of numerous small individuals with a common flat base. 3. Every individual is perforated [...]
In this article we will discuss about the structure of Finger Sponge (Chalina) with the help of a diagram. 1. It is a marine sponge called finger sponge or deadman's fingers and is found from Rhodes Islands to Lebrador. 2. It is a highly branched structure of orange red colour and is having a small common stalk. 3. Skeleton is [...]