Not the same. The only difference between the two: the flower armor is a type of clam. Clams, also known as clam oysters, also known as clams, clams, sisal tongues, mussels, and flower nails, are a collective term for bivalve mollusks, some species of which are edible.

That is, clams are a collective term for a variety of edible shellfish. For example, the white clam is also a type of clam, but the pattern is different from the flower armor. The pattern of the white clam is a circular pattern similar to the shape of the shell, while the shell is nearly quadrangular, with swollen sides and a convex top shell, and the top of the shell is white with a yellowish-brown ring at the opening.

That is to say, the flower armor is a species of clams, for the clam family animal four horns clam or other kinds of clams meat, produced along the coast of China.

In a nutshell: a manihot is a clam, but a clam is not the same as a manihot. Clam is the generic term. However, a flower armor is a clam.

Expanded Information:

Flower clams are scientifically known as Philippine Curtain Clams, and there are also Heteroclusia and Philippine Clamlets. Alias, belongs to the curtain clam order curtain clams, family curtain clams, subfamily flower curtain clam genus Philippine curtain clam species, shell length of 2.5 to 5.7 centimeters, there are a variety of patterns and colors, and the two sides of the shell is not the same, but similar to the left and right, there is a clear embedded ligaments.

Flower armor, also known as flower clams, Hainan region called mango snails, is a mollusk, about 3 cm long, shell ovoid, light brown, purple edge. Living in the shallow seabed. The shell is longer and thinner, is long ovoid. The shell surface is yellowish brown or light purple, densely covered with less regular purple Bowen-like patterns, and is often covered with a layer of shiny shell skin, concentric growth lines are more dense. Inside the shell white or purplish, the coat sinus curved into shallow.

There are many kinds of clams, clams are bivalve mollusks collectively, a wide variety of species, often eaten clams there are 8 kinds of clams, such as white clams, green clams, old man clams, clams, clams, clams, Xishi Tongue, oil clams and blood clams, the respective flavors of the shell are not the same, of which the clams are the most delicious, known as "the world's first fresh".

References:

Baidu Encyclopedia-Flowering clams (mollusks clams)