Terreneuvian orthothecid (Hyolitha) digestive tracts from northern Montagne Noire, France; taphonomic, ontogenetic and phylogenetic implications.

by Léa Devaere, Sébastien Clausen, J Javier Alvaro, John S Peel, Daniel Vachard
Published 2014-01-01

Reply to ‘Re-evaluating the phylogenetic position of the enigmatic early Cambrian deuterostome Yanjiahella’

by Timothy P. Topper, Junfeng Guo, Sébastien Clausen, Christian B. Skovsted, Zhifei Zhang
Published 2020-03-01

A stem group echinoderm from the basal Cambrian of China and the origins of Ambulacraria

by Timothy P. Topper, Junfeng Guo, Sébastien Clausen, Christian B. Skovsted, Zhifei Zhang
Published 2019-03-01