This is a list of all extinct cyanobacteria genera that formed stromatolites. Most stromatolites have been dated at least 3 billion years ago.

Collenia Species Time period Location Image†C. frequensLate ProterozoicAustralia United States†C. symmetrica†C. undosa Paleoproterozoic (Siderian/Rhyacian) United States (Minnesota)

Conophyton Species Time period Location Image†C. basalticum Early Cambrian or Ediacaran (Vendian) Australia†C. garganicum australae var. nov. 1080 ± 80mya (Stenian) Australia†C. vindhyanensisIndia

Inzeria Species Time period Location†I. intia Late Proterozoic (Riphean) Australia

Jurusania Species Time period Location†J. nisvensis Late Proterozoic (Riphean) Australia

Kulparia Species Time period Location†K. alicia Late Proterozoic (Riphean) Australia†K. kulparensis Late Proterozoic (Riphean) Australia

Kussiella Species Time period Location†K. kussiensis India

Linella Species Time period Location†L. avis Late Proterozoic (Riphean) Australia

Pilbaria Species Time period Location†P. boetsapia 2.2bya (Paleoproterozoic)South Africa†P. deverella 1.7bya (Paleoproterozoic)Australia†P. inzeriaformis 2.2bya (Paleoproterozoic)South Africa†P. perplexa 1.7 - 2bya (Paleoproterozoic)Australia Canada

References