474 / Precambrian
Diskagma
Diskagma buttonii
Cup-like bodies linked by filaments have been read as fungi or a microbial colony.
View original image · 1600 × 1067- Time range
- About 2.2 billion years ago
- Final stage
- Paleoproterozoic
- Geographic range
- Ancient soil surface · South Africa
01 / DEFINITION & ECOLOGY
What was Diskagma?
Diskagma (Diskagma buttonii) was an extinct organism known from About 2.2 billion years ago, with a range in Ancient soil surface · South Africa.
Life and ecology
It may have formed a biological crust on damp ancient soil.
02 / DISAPPEARANCE
Why did Diskagma disappear?
Changing land surfaces and microbial communities are possible context; why this form disappeared is not established.
03 / EVIDENCE
How do scientists know about Diskagma?
Thin sections preserve tiny cups and isotopic clues; biology and affinity remain disputed.
04 / SOURCES & FURTHER READING
Check the source record
Use the scientific name to compare taxonomy, occurrence records and the fossil record. Database coverage and classifications may differ.
05 / REVISION HISTORY
How has this record changed?
- Rewrote an extinction cause that presented environmental or faunal turnover as established; it is now given as context the record does not prove.
- Verified authoritative entity sources and added three responsive reconstruction sizes.
- Initial bilingual species record published.
06 / CORRECTIONS & ADDITIONS