In this article we will discuss about the structure of Ship Worm (Teredo) with the help of a diagram. 1. They are commonly known as "ship worm" and are found in deep holes and burrows in submerged wood of ships and boats. 2. The body is worm-like, elongated and without any distinct head. 3. The mantle is tubular, runs all [...]
In this article we will discuss about the structure of Sea Mussel (Mytilus) with the help of a diagram. 1. Commonly called "sea mussel" and is a sedentary mollusc found near tide marks and attached to rocks or stones. 2. Shell made up of two equal pieces or valves, which are ovoid, slightly curved pointed in front and broad behind. [...]
In this article we will discuss about the structure of Pearl Oyster (Ostrea) with the help of a diagram. 1. Commonly known as "pearl-oysters", and are marine, sedentary and found attached to rocks and stones. 2. The shell is external and comprised of two unequal beautifully coloured valves. 3. Of the two valves the left is large and right is [...]