Phylum Mollusca
General Description
Octopus, scallops, snails and clams all belong to this phylum.
There are around 200,000 species of mollusks.
The name comes from the Latin word "mollus" meaning "soft."
Octopus, scallops, snails and clams all belong to this phylum.
There are around 200,000 species of mollusks.
The name comes from the Latin word "mollus" meaning "soft."
Specific Information
Phylum Mollusca is the first to have a true body cavity. Their cells are triploblastic. Each class of Phylum Mollusca shares similar characteristics. Each have a mantle, a foot, a radula, and a shell.
Phylum Mollusca is the first to have a true body cavity. Their cells are triploblastic. Each class of Phylum Mollusca shares similar characteristics. Each have a mantle, a foot, a radula, and a shell.
Characteristics of Mollusks
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Classes of Mollusca
Taxonomic Relationship Between Mollusks and Platyhelminthes
Similarities
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Differences
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Phylogenetic Tree of Mollusca
Pfeffer's Flamboyant Cuttlefish (Metasepia pfefferi)
- These animals are appropriately named because they change into different colors and patterns.
- Their mantle is 6-8 cm long and they have eight arms with four rows of suckers and two tentacles for capturing prey.
- These creatures are found on shallow sand in Indonesia, Malaysia, and northern Australia
- The Flamboyant Cuttlefish feeds on small fish and crustaceans.
- This is one of the only known cuttlefish that is poisonous.
- Reproduction is sexual.
- This cuttlefish is not listed as endangered.