Results 111 to 120 of about 3,962 (222)

Palaeobiogeography of Ordovician echinoderms

open access: yes, 2013
The palaeobiogeographical distribution of the six major clades of Ordovician echinoderms (asterozoans, blastozoans, cri- noids, echinozoans, edrioasteroids and stylophorans) is analysed based on a comprehensive and up-to-date database compiling 3701 occurrences (1938 species recorded from 331 localities) of both complete specimens ...
Lefebvre, B.   +11 more
openaire   +2 more sources

Dinosaur tracks from the Early Cretaceous (Albian) of Parede (Cascais, Portugal): new contributions for the sauropod palaeobiology of the Iberian Peninsula [PDF]

open access: yes
A recently discovered Early Cretaceous (early late Albian) dinosaur tracksite at Parede beach (Cascais, Portugal) reveals evidence of dinoturbation and at least two sauropod trackways.
Barroso-Barcenilla, F.   +5 more
core   +2 more sources

Gerd E.G. Westermann (11.05.1927-5.11.2014) [PDF]

open access: yes, 2015
Fil: Riccardi, Alberto Carlos. División Paleozoología Invertebrados. Facultad de Ciencias Naturales y Museo.
Riccardi, Alberto Carlos
core  

Autopsy of a biological extinction example: the Frasnian-Famennian boundary crisis (364 Ma) [PDF]

open access: yes, 1999
Without studying the causes of the F/F boundary mass extinction, the precise analysis of ostracod species shows evolutionary process only discernable it the global scale.
Casier, J.G., Lethiers, F.
core  

A new Early Cretaceous lizard in Myanmar amber with exceptionally preserved integument. [PDF]

open access: yesSci Rep, 2022
Čerňanský A   +10 more
europepmc   +1 more source

Pterosaur distribution in time and space: an atlas [PDF]

open access: yes, 2008
Barrett, Paul M.   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy