Ammonite
Everything about ammonites: shell shape, suture patterns, size range, 340-million-year fossil record, closest living relatives, the K-Pg extinction that killed them, and the cultural legends that grew up around their spiral shells.
All articles tagged with "K-Pg"
Everything about ammonites: shell shape, suture patterns, size range, 340-million-year fossil record, closest living relatives, the K-Pg extinction that killed them, and the cultural legends that grew up around their spiral shells.