thin-shelled mussel
Noun: A type of freshwater mussel characterized by having a fragile, lightweight shell. The shell's hinge, which connects the two halves, possesses only basic, underdeveloped teeth (the interlocking parts that help keep the shell closed).
This is a specific zoological term used to categorize or describe certain species of mussels based on a key physical characteristic of their shells. * The endangered thin-shelled mussel is particularly vulnerable to water pollution. * Biologists are studying the habitat of the thin-shelled mussel.
The term is primarily used in scientific, ecological, and conservation contexts. * The survey identified several beds of thin-shelled mussels in the river's upper reaches.
- Mussel (n): The general term for these bivalve mollusks.
- Fragile-shelled (adj): A descriptive phrase with a similar meaning.
- Hinge teeth (n): The anatomical feature referenced in the definition.
- Fragile-shelled mussel (descriptive synonym)
This term has a single, specific biological meaning and is not commonly used in other contexts.
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mussel with thin fragile shells having only rudimentary hinge teeth
