Cambrian Chordates and Vetulicolians

• Published in: Geosciences (Basel) Vol. 9; no. 8; p. 354
• Main Author: McMenamin, Mark A. S.
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 01.08.2019
• Subjects: agnathans; all-trans-retinoic acid (ATRA); Animals; Banffia; Cambrian; cephalochordates; chordates; Cones; deuterostomes; Earth science; Fish; Fossils; gut diverticula; Marine invertebrates; Metaspriggina; morphogen gradients; Myllokunmingia; myomeres; New species; Notochord; Paleontology; Polarity; Posterior sections; Radiation; Retinoic acid; segmentation clock; Shenzianyuloma; tunicates; Vertebrates; Vetulicolia; vetulicolians; China

Deuterostomes make a sudden appearance in the fossil record during the early Cambrian. Two bilaterian groups, the chordates and the vetulicolians, are of particular interest for understanding early deuterostome evolution, and the main objective of this review is to examine the Cambrian diversity of...