Definition of Vetulocystids. Meaning of Vetulocystids. Synonyms of Vetulocystids

- possibility that Thylacocercus is more derived than the Chengjiang vetulocystids. If vetulocystids are ancestral to echinoderms, then the tentacles of Thylacocercus...
- position would support. The only available phylogenetic analysis of vetulocystids noted that the interpretation of their morphology "remains highly contested...
- appear similar to apparently equivalent structures in vetulicolians and vetulocystids. It has since been determined that the apparent pharyngeal openings...
- Genus of vetulocystids...
- that could be interemediate between older vetulocystids and Yanjia****a, its discoverers consider vetulocystids more likely to be stem ambulacrarians than...
- Dianchicystis is an extinct genus of vetulocystid deuterostome. It was found in Jianshan, China, near Haikou, in the Cambrian Qiongzhusi Formation. Jianshan...
- proposed as either stem-group echinoderms or stem-group ambulacrarians. Vetulocystids have also been tentatively proposed as the basal-most stem-group chordates...
- no appendages of any kind. A theory grouping both vetulicolians and vetulocystids with Saccorhytus was disproven when the alleged pharyngial openings...
- Originally described as an early deuterostome related to vetulicolians and vetulocystids, but subsequently argued to be an ecdysozoan. The type species is S...