Tag Archive for 'Nautilus'

Reconstruction of a Paleocadmus decaying in the Mazon Creek marine basin; the separated shell is visible in the background; other Mazon Creek fauna are visible, such as the polychaete Esconites zelus (foreground) and Bandringa rayi, an elasmobranch shark (back left). Image credit: Franz Anthony.

‘Oldest Fossil Octopus’ Wasn’t One After All

Apr 8, 2026 by Enrico de Lazaro

Pohlsepia mazonensis, a cephalopod species first described in 2000 from a 300-million-year-old specimen and featured in the Guinness Book of Records as...

An artistic reconstruction of the ammonoid Epitornoceras baldisi during the Middle Devonian. Image credit: H. Santiago Druetta / CICTERRA / Universidad Nacional de Córdoba.

New Fossils of Nautilus-Like Cephalopod Unearthed in Argentina

Jun 10, 2024 by Enrico de Lazaro

Paleontologists have redescribed Epitornoceras baldisi, an enigmatic species of ammonoid cephalopod from the Devonian period of Argentina, using new fossils...

Nautilus samoaensis. Image credit: Barord et al., doi: 10.3897/zookeys.1143.84427.

Marine Biologists Identify Three New Nautilus Species

Feb 3, 2023 by Natali Anderson

The three new species of nautiluses belong to the genus Nautilus and represent populations on the easternmost edge of the overall habitat range of the...

Cephalopods Thrive in World’s Oceans

May 24, 2016 by News Staff

According to a new study published in the journal Current Biology, cephalopods’ numbers have increased in the world’s oceans over the past six decades. Giant...

A crusty nautilus (Allonautilus scrobiculatus) off the coast of Ndrova Island, Papua New Guinea. Image credit: Peter Ward / University of Washington.

Marine Biologists Spot Rare Crusty Nautilus for First Time in Nearly 30 Years

Aug 26, 2015 by News Staff

Meet the crusty nautilus (Allonautilus scrobiculatus), one of the rarest marine animals in the world. These pics are the first ones taken of this ‘living...