Fossils indicate marine dispersal in osteoglossid fishes, a classic example of continental vicariance Journal: Proceedings of the Royal Society B Published: 2024-08-01 DOI: 10.1098/rspb.2024.1293 ...

The structures are considered to be one of the oldest ecosystems on Earth, according to NASA, representing the earliest fossil evidence for life on our planet from at least 3½ billion years ago.