Colossendeidae
Colossendeidae is a family of sea spiders, also known as pycnogonids, belonging to the order Pantopoda. These marine arthropods are characterized by their long, slender legs and small, compact bodies. Colossendeidae is a diverse group with a global distribution, inhabiting various marine environments.
Common Names
Members of the Colossendeidae family are often referred to as "sea spiders" or "pycnogonids." However, they are not true spiders, belonging to a separate class of marine arthropods.
Characteristics
Colossendeidae are distinguished by the following characteristics:
- Long, slender legs: These spiders have exceptionally long legs, often exceeding their body length several times over.
- Small, compact body: Their bodies are relatively small and compact compared to their legs.
- Proboscis: A long, tubular proboscis, used for feeding.
- Four pairs of legs: Colossendeidae have four pairs of walking legs.
- Lack of antennae: These spiders lack antennae.
Environments
Colossendeidae are found in a variety of marine environments, including:
- Deep sea: Many species inhabit the deep ocean, often found on the seabed.
- Shallow waters: Some species can be found in shallow waters, particularly in rocky or coral reef areas.
- Polar regions: Colossendeidae are found in both the Arctic and Antarctic regions.
References
For further information on Colossendeidae, consult the following resources: