
Phylum
Biological Hierarchy
Phylum fits into a hierarchy; remember its place between kingdom and class for proper usage.

The phylum Arthropoda falls under the kingdom Animalia and includes various classes such as Insecta.
Diversity Within
Note that a phylum can include a vast diversity of organisms - it's a broad classification.

The phylum Mollusca includes animals as different as snails, octopuses, and clams.
Context Specific
Use 'phylum' in academic or scientific contexts; it's not commonly used in everyday language.

During biology class, we learned about the characteristics that define each phylum.
Compare with
BranchCategoryClassDivisionGradeGroupLevelOrder
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