other

Ambulacraria

One of the two major branches of deuterostome animals, comprising echinoderms such as starfish and sea urchins and hemichordates such as acorn worms. The group has been recognised since the 1880s.

Known aliases

ambulacrarians

Relationships

No evidence-backed relationships are recorded.

Current clusters

science1 publisher

A 518-million-year-old Chinese fossil puts feeding tentacles on the ancestor of starfish

Yujingia glutenotunica preserves a crown of feeding tentacles in soft tissue. A phylogenetic analysis places it near the ambulacrarian ancestor, reassigning how that ancestor is thought to have eaten.

Publishers:phys.org

Reality

Evidence68
Adoption: Insufficient
Hype gap+25
Incentives55
Confidence52