"This fundamentally changes how we think about the evolution of complex nervous systems," said biologist Jack Ullrich-Lüter.

Ophioplocus esmarki brittle star, which is part of the Echinoderm phylum. Currently, my research focuses on the development of the Ophioplocus esmarki brittle star. Brittle stars belong to the phylum ...

In my previous All Creatures entry I introduced you to two local stars – seastars that is- in the waters around Palmer Station. As members of the phylum Echinodermata, sea stars have a large and ...

All bilateral creatures have some asymmetry, such as the human heart being located slightly to the left and the liver being ...

Ophiothrix angulata, a widely recognized and prevalent ophiuroid species in the Western Atlantic, has long been the subject of taxonomic debate due to its remarkable morphological diversity. A new ...

This is the perfect time of year to look for an amazing group of animals, the echinoderms. The phylum echinodermata includes the sea stars, sea urchins, sand dollars, sea cucumbers, sea daisies and ...

This exercise illustrates the two major features that all members of the Phylum Echinodermata have in common - the water vascular system and pentaradial symmetry. The take home message is that all ...

A new high-definition genome sequence of the sea cucumber provides molecular insights into its ability to regenerate. A new high-definition genome sequence of the sea cucumber provides molecular ...

Nicholsodiscus anticostiensis new genus and species (Mill Bay Member, Vauréal Formation, Rawtheyan, Upper Ordovician) is described from Anticosti Island, Quebec, Canada. Nicholsodiscus anticostiensis ...

In 1986, a group of scientists from Australia and New Zealand described, in the one of the highest profile scientific journals, the existence of a new class of organisms. During examination of ...

Genetic analysis of an obscure, worm-like creature retrieved from the depths of the North Atlantic has led to the discovery of a new phylum, a rare event in an era when most organisms have already ...