class
Arachnida
Arachnida is a class in the phylum Arthropoda. This database currently files 2 species under it, recorded across 50 countries.
- Species filed
- 2
- Threatened
- 0
- Countries recorded
- 50
- With a free photo
- 100%
- Weight range
- Not recorded
What is in Arachnida?
2 orders filed directly under this class.
Araneae
1 speciesScorpiones
1 species
Best-known members of Arachnida
Ranked by popularity score.

Black widow spider
Latrodectus mactans

Emperor scorpion
Pandinus imperator
Where is Arachnida recorded?
Species on file in this class with sighting records in each country. Recorded sightings, not natural ranges.
- None on record
- 1
- 2
- 3
- 4+
All species in Arachnida
| Common name | Scientific name | Family | Status | Weight | Countries |
|---|---|---|---|---|---|
| Black widow spider | Latrodectus mactans | Theridiidae | Not recorded | Not recorded | 32 |
| Emperor scorpion | Pandinus imperator | Scorpionidae | Not recorded | Not recorded | 20 |