Bostami turtle
Nilssonia nigricans (Anderson, 1875)
Status not recordedturtles and tortoises
The bostami turtle (Nilssonia nigricans) is a species in the family Trionychidae, order Testudines. Recorded adults weigh about 6.97 kg.
No freely licensed photo yet
Quick facts about the bostami turtle
- Weight
- 6.97 kgsrc for Weight
- Length
- Not recorded
- Lifespan
- Not recorded
- Diet
- Omnivoresrc for Diet
- Main food
- Not recorded
- Habitat
- Not recorded
- Young per litter or clutch
- 10 – 38src for Young per litter or clutch
- Reproduction
- Eggssrc for Reproduction
- Conservation status
- Not recorded
- Countries on record
- Not recorded
Where does the bostami turtle live?
Not recorded
Is the bostami turtle endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the bostami turtle classified?
- kingdomAnimalia
- phylumChordata
- classReptilia
- orderTestudines
- familyTrionychidae
- genusNilssonia
- SpeciesNilssonia nigricans (Anderson, 1875)
Synonyms Aspideretes nigricans, Gymnopus duvaucelii, Trionyx nigricans
Other names and names in other languages (15)
- Black soft-shell turtleEnglish
- Black soft-shelled turtleEnglish
- Black softshell turtleEnglish
- Bostami softshellEnglish
- Botsami softshellEnglish
- سلحفاة لينة الدرقة السوداءArabic
- বোস্তামীর কাছিমBangla
- kožnatka černaváCzech
- Dunkle WeichschildkröteGerman
- Brahmaputra-WeichschildkröteGerman
- Tempel-WeichschildkröteGerman
- fekete lágyhéjúteknősHungarian
- کالا نرم کھل کھچوپڑاWestern Panjabi
- Тёмный триониксRussian
- 黑鳖Chinese
Relatives of the bostami turtle
Other species in the same genus Nilssonia.
Ganges softshell turtle
Nilssonia gangetica
Burmese softshell turtle
Nilssonia formosa
Indian peacock softshell
Nilssonia hurum
Leith's softshell turtle
Nilssonia leithii
CompareBostami turtle vs Ganges softshell turtleBostami turtle vs Burmese softshell turtleBostami turtle vs Indian peacock softshellBostami turtle vs Leith's softshell turtle
Common questions
Answered only where our data holds the answer.
How big is the bostami turtle?
An adult bostami turtle weighs 6.97 kg, according to values recorded on Wikidata.
What kind of animal is the bostami turtle?
The bostami turtle (Nilssonia nigricans) belongs to the family Trionychidae in the order Testudines.
Sources and how to cite this page
Data as of 2026-11-14. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - ReptTraits: a comprehensive dataset of ecological traits in reptiles · CC BY 4.0 · v1-2
Oskyrko, O., Mi, C., Meiri, S. et al. (2024) ReptTraits: a comprehensive dataset of ecological traits in reptiles. Scientific Data 11: 243. https://doi.org/10.1038/s41597-024-03079-5. Data: https://doi.org/10.6084/m9.figshare.24572683.v4
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Bostami turtle (Nilssonia nigricans). Retrieved from https://creaturedata.com/animals/bostami-turtle
“Bostami turtle (Nilssonia nigricans).” CreatureData, 2026, https://creaturedata.com/animals/bostami-turtle.
@misc{bostami_turtle_2026,
title = {Bostami turtle (Nilssonia nigricans)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/bostami-turtle},
note = {Data as of 2026-11-14}
}