These marine animals belong to the phylum Echinodermata, making them relatives of starfish and sea urchins. Ancient crinoids were mostly stalked, attaching themselves to the seafloor and extending ...

Learn how starfish got their shape after a complicated evolutionary process, starting with an ancestor that lived 500 million years ago.

How echinoderms evolved such an unusual shape has long troubled biologists.

Starfish belong to the phylum Echinodermata, which means “spiny skin.” Unlike vertebrates, they lack a centralized brain and blood circulation system. Instead, they operate with a decentralized ...

Scientists have discovered a new phylum of microbes in Earth's Critical Zone, an area of deep soil that restores water quality. Ground water, which becomes drinking water, passes through where these ...

Type Status holotype Place Virginia, United States, North America Published Name Anulocrinus latus Brower & Veinus See more items in Paleogeneral Types: Echinodermata Echinodermata Crinoidea Type ...

This inventory of the phylum Echinodermata collection in the Setor de Comunidades Bentônicas, Universidade Federal de Alagoas, illustrates the diversity of this group in the benthic fauna on the coast ...

The film explores the fascinating world of echinoderms, focusing on sea stars and their relatives, such as sea urchins and sand dollars. It describes their unique body structures, including radial ...

Rockport State Recreation Area is known to have exposed fossils from the Devonian period – more than 400 million years ago.

The field of paleo-inspired robotics is opening up a new way to turn back time and studying prehistoric animals.

Instead, Lileep draws inspiration from crinoids - marine animals belonging to the echinoderm phylum, making them relatives of starfish and sea urchins.