Pycnogonida
Học thuậtThân thiện
Definition
- Noun:
- A class of marine arthropods: Pycnogonida refers to a taxonomic class of small, exclusively marine arthropods commonly known as sea spiders. They are characterized by long, slender legs and a small body.
Usage Examples
- Noun:
- The biologist studied the unique anatomy of the Pycnogonida.
- Pycnogonida are found in oceans all over the world, from shallow waters to the deep sea.
Advanced Usage
- In taxonomic classification: The term is used in scientific literature to refer to the entire class of these organisms.
- The phylogeny of Pycnogonida is a subject of ongoing research.
Variants and Related Words
- Pycnogonid (noun): An individual animal belonging to the class Pycnogonida; a sea spider.
- We observed a single pycnogonid crawling on the coral.
Synonyms
- Sea spiders: The common name for Pycnogonida.
Noun
- sea spiders