DiscoverSpeciesOther invertebrates
Peronella orbicularis
- Usual depth22–93 m
- Water temperature22–29 °C
- Best monthsFebruary, October, and November
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 1 records
- February: 4 records
- March: 4 records
- April: 1 records
- May: 2 records
- June: 2 records
- July: 0 records
- August: 0 records
- September: 3 records
- October: 5 records
- November: 5 records
- December: 3 records
Depth and water temperature
Depth
Mostly recorded at 22–93 m · Deepest record: 150 m
Water temperature
Recorded in surface water of 22–29 °C
Names and classification
Names in 1 more languages
- Simplified Chinese
- 餅海膽
Other scientific names: Echinodiscus orbicularis, Laganum ludwigi, Laganum marginale, Laganum orbiculare, Peronella ludwigi, Peronella ludwigii
Similar species
- Pink Sand Dollar
Peronella lesueuri

Sources and credits
Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).
- Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
- Conservation status as published by GBIF (IUCN Red List).
- 496 open-data records from 1908 to 2014.
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