Kristen Tietjen

An early chondrichthyan and the evolutionary assembly of a shark body plan

Michael I. Coates, John A. Finarelli, Ivan J. Sansom et al. · Proceedings of the Royal Society B Biological Sciences · 2018 · 96 citations · Full text

A symmoriiform chondrichthyan braincase and the origin of chimaeroid fishes

Michael I. Coates, Robert W. Gess, John A. Finarelli et al. · Nature · 2017 · 75 citations

Biology, Morphological Evidence, Axial Skeleton +9

Non-ammocoete larvae of Palaeozoic stem lampreys

Tetsuto Miyashita, Robert W. Gess, Kristen Tietjen et al. · Nature · 2021 · 61 citations

Biology, Morphological Evidence, Non-ammocoete Larvae

A symmoriiform from the Late Devonian of Morocco demonstrates a derived jaw function in ancient chondrichthyans

Linda Frey, Michael I. Coates, Kristen Tietjen et al. · Communications Biology · 2020 · 49 citations · Full text

High-performance suction feeding in an early elasmobranch

Michael I. Coates, Kristen Tietjen, Aaron M. Olsen et al. · Science Advances · 2019 · 27 citations · Full text