
Bursa tuberosissima
- Usual depth8–18 m
- Water temperature28–30 °C
- Best monthsJanuary, June, and July
- How commonRare
Photo credit: (c) H. Zell, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
About this species
Bursa tuberosissima, common name : the yellow mouthed frog shell, is a species of sea snail, a marine gastropod mollusc in the family Bursidae, the frog shells.
Text from the Wikipedia article “Bursa tuberosissima”, licensed CC BY-SA 4.0. Read the article
Where and when
Where it has been recorded
Worldwide
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Best months
Worldwide (open data)
- January: 5 records
- February: 2 records
- March: 2 records
- April: 3 records
- May: 1 records
- June: 6 records
- July: 7 records
- August: 0 records
- September: 3 records
- October: 2 records
- November: 3 records
- December: 2 records
Depth and water temperature
Depth
Mostly recorded at 8–18 m · Deepest record: 17.5 m
Water temperature
Recorded in surface water of 28–30 °C
Names and classification
Names in 2 more languages
- Japanese
- コブオキニシ
- Simplified Chinese
- 突瘤蛙螺
Other scientific names: Ranella tuberosissima
Similar species


- Lamarck's frog shell
Bursa lamarckii
Common frogsnailBufonaria rana
Granular Frog ShellDulcerana granularis
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.
- Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
- Conservation status as published by GBIF (IUCN Red List).
- 132 open-data records from 1956 to 2014.
- Species data updated October 26, 2026.
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