Vetulicolia is a group of bilaterian marine animals encompassing several extinct species from the Cambrian, and possibly Ediacaran, periods. As of 2023, the majority of scientists favor placing Vetuli
Vetulicola cuneata ウェツリコラ クニエータ 1
Didazoon haoae
Schematic of V. rectangulata pharynx and alimentary canal: dashed line; ventral food grooves: dotted line; gill slits: pink
In biology, a phylum is a level of classification, or taxonomic rank, that is below kingdom and above class. Traditionally, the term division has been used in botany instead of phylum, although the In
Vetulicolia
…some continue to favor a more crownward placement as a sister group to the Tunicata. It was initially erected as a monophyletic clade with the rank of phylum in 2001, with subsequent work supporting its monophyly. However, more recent research suggests that vetulicolians may be paraphyletic and form a basal…