A new specimen of Prolacerta broomi from the lower Fremouw Formation (Early Triassic) of Antarctica, its biogeographical implications and a taxonomic revision

por Spiekman, Stephan N. F.
Publicado 2018

Patterns in the bony skull development of marsupials: high variation in onset of ossification and conserved regions of bone contact

por Spiekman, Stephan N. F., Werneburg, Ingmar
Publicado 2017

A new phylogenetic hypothesis of Tanystropheidae (Diapsida, Archosauromorpha) and other “protorosaurs”, and its implications for the early evolution of stem archosaurs

por Spiekman, Stephan N.F., Fraser, Nicholas C., Scheyer, Torsten M.
Publicado 2021

Cranial morphology of the tanystropheid Macrocnemus bassanii unveiled using synchrotron microtomography

por Miedema, Feiko, Spiekman, Stephan N. F., Fernandez, Vincent, Reumer, Jelle W. F., Scheyer, Torsten M.
Publicado 2020

Pendraig milnerae, a new small-sized coelophysoid theropod from the Late Triassic of Wales

por Spiekman, Stephan N. F., Ezcurra, Martín D., Butler, Richard J., Fraser, Nicholas C., Maidment, Susannah C. R.
Publicado 2021

The cranial morphology of Tanystropheus hydroides (Tanystropheidae, Archosauromorpha) as revealed by synchrotron microtomography

por Spiekman, Stephan N.F., Neenan, James M., Fraser, Nicholas C., Fernandez, Vincent, Rieppel, Olivier, Nosotti, Stefania, Scheyer, Torsten M.
Publicado 2020

Colobops: a juvenile rhynchocephalian reptile (Lepidosauromorpha), not a diminutive archosauromorph with an unusually strong bite

por Scheyer, Torsten M., Spiekman, Stephan N. F., Sues, Hans-Dieter, Ezcurra, Martín D., Butler, Richard J., Jones, Marc E. H.
Publicado 2020

Selection on Phalanx Development in the Evolution of the Bird Wing

por de Bakker, Merijn A G, van der Vos, Wessel, de Jager, Kaylah, Chung, Wing Yu, Fowler, Donald A, Dondorp, Esther, Spiekman, Stephan N F, Chew, Keng Yih, Xie, Bing, Jiménez, Rafael, Bickelmann, Constanze, Kuratani, Shigeru, Blazek, Radim, Kondrashov, Peter, Renfree, Marilyn B, Richardson, Michael K
Publicado 2021