Aquatic habits and niche partitioning in the extraordinarily long-necked Triassic reptile Tanystropheus SNF Spiekman, JM Neenan, NC Fraser, V Fernandez, O Rieppel, ... Current Biology 30 (19), 3889-3895. e2, 2020 | 32 | 2020 |
A new phylogenetic hypothesis of Tanystropheidae (Diapsida, Archosauromorpha) and other “protorosaurs”, and its implications for the early evolution of stem archosaurs SNF Spiekman, NC Fraser, TM Scheyer PeerJ 9, e11143, 2021 | 31 | 2021 |
A taxonomic revision of the genus Tanystropheus (Archosauromorpha, Tanystropheidae) S Spiekman, T Scheyer Palaeontologia Electronica, Epub ahead of print, 2019 | 30 | 2019 |
Patterns in the bony skull development of marsupials: high variation in onset of ossification and conserved regions of bone contact SNF Spiekman, I Werneburg Scientific Reports 7 (1), 43197, 2017 | 29 | 2017 |
Colobops: a juvenile rhynchocephalian reptile (Lepidosauromorpha), not a diminutive archosauromorph with an unusually strong bite TM Scheyer, SNF Spiekman, HD Sues, MD Ezcurra, RJ Butler, ... Royal Society Open Science 7 (3), 192179, 2020 | 28 | 2020 |
Cranial morphology of the tanystropheid Macrocnemus bassanii unveiled using synchrotron microtomography F Miedema, SNF Spiekman, V Fernandez, JWF Reumer, TM Scheyer Scientific Reports 10 (1), 12412, 2020 | 27 | 2020 |
Pendraig milnerae, a new small-sized coelophysoid theropod from the Late Triassic of Wales SNF Spiekman, MD Ezcurra, RJ Butler, NC Fraser, SCR Maidment Royal Society open science 8 (10), 210915, 2021 | 24 | 2021 |
The cranial morphology of Tanystropheus hydroides (Tanystropheidae, Archosauromorpha) as revealed by synchrotron microtomography SNF Spiekman, JM Neenan, NC Fraser, V Fernandez, O Rieppel, ... PeerJ 8, e10299, 2020 | 23 | 2020 |
A new specimen of Prolacerta broomi from the lower Fremouw Formation (Early Triassic) of Antarctica, its biogeographical implications and a taxonomic revision SNF Spiekman Scientific reports 8 (1), 17996, 2018 | 23 | 2018 |
Mammalian embryology and organogenesis I Werneburg, SNF Spiekman Mammalian Evolution, Diversity and Systematics, Mammalia, Handbook of …, 2018 | 15 | 2018 |
Osteological re-description of Macrocnemus fuyuanensis (Archosauromorpha, Tanystropheidae) from the Middle Triassic of China TM Scheyer, W Wang, C Li, F Miedema, SNF Spiekman Vertebrata PalAsiatica 58 (3), 169-187, 2020 | 12 | 2020 |
Selection on phalanx development in the evolution of the bird wing MAG De Bakker, W van der Vos, K de Jager, WY Chung, DA Fowler, ... Molecular Biology and Evolution 38 (10), 4222-4237, 2021 | 7 | 2021 |
An enigmatic lower jaw from the Lower Muschelkalk (Anisian, Middle Triassic) of Winterswijk provides insights into dental configuration, tooth replacement and histology SNF Spiekman, N Klein Netherlands Journal of Geosciences 100, e17, 2021 | 6 | 2021 |
Tanystropheids from the Winterswijk quarry-rare but recurring elements SNF Spiekman, R Bleeker, M Dorst, R de Haan, H Winkelhorst, ... Staringia 16 (5/6), 208-215, 2019 | 5 | 2019 |
A revision and histological investigation of Saltoposuchus connectens (Archosauria: Crocodylomorpha) from the Norian (Late Triassic) of south-western Germany SNF Spiekman Zoological Journal of the Linnean Society 199 (2), 354-391, 2023 | 4 | 2023 |
A new long‐necked archosauromorph from the Guanling Formation (Anisian, Middle Triassic) of southwestern China and its implications for neck evolution in tanystropheids W Wang, SNF Spiekman, L Zhao, O Rieppel, TM Scheyer, NC Fraser, C Li The Anatomical Record, 2023 | 4 | 2023 |
The marine conservation deposits of Monte San Giorgio (Switzerland, Italy): the prototype of Triassic black shale Lagerstätten C Klug, SNF Spiekman, D Bastiaans, B Scheffold, TM Scheyer Swiss Journal of Palaeontology 143 (1), 1-28, 2024 | 2 | 2024 |
Dinocephalosaurus orientalis Li, 2003: a remarkable marine archosauromorph from the Middle Triassic of southwestern China SNF Spiekman, W Wei, Z Lijun, O Rieppel, NC Fraser, LI Chun Earth and Environmental Science Transactions of the Royal Society of …, 2024 | 2 | 2024 |
Decapitation in the long-necked Triassic marine reptile Tanystropheus SNF Spiekman, E Mujal Current Biology 33 (13), R708-R709, 2023 | 2 | 2023 |
A redescription of Trachelosaurus fischeri from the Buntsandstein (Middle Triassic) of Bernburg, Germany: the first European Dinocephalosaurus-like marine … SNF Spiekman, MD Ezcurra, A Rytel, W Wang, E Mujal, M Buchwitz, ... Swiss Journal of Palaeontology 143 (1), 10, 2024 | 1 | 2024 |