Arachnoides placenta
- kingdom: Animalia
- phylum: Echinodermata
- class: Echinoidea
- order: Clypeasteroida
- family: Clypeasteridae
- genus: Arachnoides
- species: Arachnoides placenta
Nightcliff
Northern Territory- Magnetic Island
Queensland
Australia
Hila
Maluku
Indonesia
Tamisan
Davao
Philippines