macrocheira
Học thuậtThân thiện
Definition
- Noun:
- A genus of giant marine crabs: "Macrocheira" is the scientific genus name for a specific type of exceptionally large crab, most notably the Japanese spider crab.
Usage
- "Macrocheira" is a specialized zoological term. It is used primarily in scientific, academic, or technical contexts (e.g., biology, marine biology, zoology) to classify and discuss this particular genus of crustaceans. It is not commonly used in everyday conversation.
Examples
- Noun:
- The genus Macrocheira contains the largest living arthropod.
- Researchers studied the deep-sea habitat of Macrocheira kaempferi.
Advanced Usage
- Taxonomic Context: The term is used precisely within biological classification. The full scientific name for the Japanese spider crab is .
- The specimen was identified as Macrocheira kaempferi due to its immense leg span.
Variants and Related Words
- Macrocheira kaempferi (n): The sole extant species within the genus Macrocheira; the Japanese spider crab.
- Spider crab (n): A common name for crabs in the family Majidae, which includes the genus Macrocheira. This is a more general term.
Synonyms
- Japanese spider crab: The common name for the species .
- Giant crab: A descriptive, non-scientific term that could refer to or other large crab species.
Noun
- giant crabs of Japan