Results 1 to 10 of about 84 (51)

Cranial anatomy of Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: taxonomic and palaeobiological implications [PDF]

PeerJ, 2021
Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 was described on the basis of a single fossil excavated near Besano (Italy) nearly three decades ago. Here, we re-examine its cranial osteology and assign five additional specimens to B.
Gabriele Bindellini, Andrzej S. Wolniewicz, Feiko Miedema, Torsten M. Scheyer, Cristiano Dal Sasso   +4 more
doaj   +9 more sources

Postcranial anatomy of Besanosaurus leptorhynchus (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio (Italy/Switzerland), with implications for reconstructing the swimming styles of Triassic ichthyosaurs [PDF]

Swiss Journal of Palaeontology
Besanosaurus leptorhynchus Dal Sasso & Pinna, 1996 was originally described on the basis of a single complete fossil specimen excavated near Besano (Italy).
Gabriele Bindellini, Andrzej S. Wolniewicz, Feiko Miedema, Cristiano Dal Sasso, Torsten M. Scheyer   +4 more
doaj   +4 more sources

The dinosaurs that weren’t: osteohistology supports giant ichthyosaur affinity of enigmatic large bone segments from the European Rhaetian [PDF]

PeerJ
Very large unidentified elongate and rounded fossil bone segments of uncertain origin recovered from different Rhaetian (Late Triassic) fossil localities across Europe have been puzzling the paleontological community since the second half of the 19th ...
Marcello Perillo, P Martin Sander
doaj   +3 more sources

Swiss ichthyosaurs: a review. [PDF]

Swiss J Palaeontol
Switzerland is an ichthyosaur country: it has a rich record of marine reptile fossils, particularly the fish-shaped ichthyosaurs, and the according research.
Klug C, Sivgin T, Miedema F, Scheffold B, Reisdorf AG, Stössel I, Maxwell EE, Scheyer TM.   +7 more
europepmc   +3 more sources

CYMBOSPONDYLUS VERTEBRAE (ICHTHYOSAURIA, SHASTASAURIDAE) FROM THE UPPER ANISIAN PREZZO LIMESTONE (MIDDLE TRIASSIC, SOUTHERN ALPS) WITH AN OVERVIEW OF THE CHRONOSTRATIGRAPHIC DISTRIBUTION OF THE GROUP

Rivista Italiana di Paleontologia e Stratigrafia, 2012
Four vertebral centra from the well known fossil-bearing Prezzo Limestone (Upper Anisian, Middle Triassic) at the newly discovered locality Piazza Brembana (Bergamo) are described.
MARCO BALINI, SILVIO C. RENESTO
doaj   +4 more sources

Cymbospondylus(Ichthyosauria: Shastasauridae) from the Lower Triassic Thaynes Formation of southeastern Idaho

Journal of Vertebrate Paleontology, 1994
The occurrence of the large ichthyosaurCymbospondylusin the Middle Triassic of Spitsbergen is recognized based on two different specimens. One consists of a semiarticulated string of 17 dorsal vertebrae with associated ribs and the other of an anterior dorsal vertebral centrum and possibly a caudal vertebral centrum.
Judy A. Massare, Jack M. Callaway
core   +5 more sources

FIRST RECORD OF ICHTHYOSAURS IN SICILY(UPPER TRIASSIC OF MONTE SCALPELLO, CATANIA PROVINCE)

Rivista Italiana di Paleontologia e Stratigrafia, 2014
Here we report for the first time on the presence of ichthyosaurs in Sicily, southern Italy. The deposit of origin (Mufara Formation) can be dated to the upper Carnian (Tuvalian substage) based on a typical association of ammonites, one of which ...
CRISTIANO DAL SASSO, GIANNI INSACCO, ALFIO ALESSANDRO CHIARENZA, DAVIDE DI FRANCO, AGATINO REITANO   +4 more
doaj   +3 more sources

Shastasauridae MERRIAM 1902

, 2006
SHASTASAURIDAE MERRIAM, 1902 CYMBOSPONDYLUS LEIDY, 1868 Diagnosis: The diagnosis represents a synthesis of Motani (1999), Sander (2000), Maisch & Matzke (2000), McGowan & Motani (2003) as well as our own observations. Medium-sized to large ichthyosaur. Oval to eggshaped orbit. Nasal extends far posteriorly.
Fröbisch, Nadia B., Sander, P. Martin, Rieppel, Olivier   +2 more
openaire   +3 more sources

A new juvenile specimen ofGuanlingsaurus(Ichthyosauria, Shastasauridae) from the Upper Triassic of southwestern China

Journal of Vertebrate Paleontology, 2013
ABSTRACT A new nearly complete skeleton from the Wayao Member of the Falang Formation (lower Carnian, Upper Triassic) of Guizhou, South China, is described and ascribed as a juvenile individual of Guanlingsaurus liangae. The new specimen supplies hitherto unknown information on this species: a complete pelvic girdle shows that the ilium was ...
Cheng Ji, Da-Yong Jiang, Ryosuke Motani, Wei-Cheng Hao, Zuo-Yu Sun, Tao Cai   +5 more
openaire   +2 more sources

Shastasaurus altispinus(Ichthyosauria, Shastasauridae) from the Upper Triassic of the El Antimonio district, northwestern Sonora, Mexico

Journal of Paleontology, 1989
New specimens ofShastasaurus altispinusMerriam are recognized from the Upper Triassic Antimonio Formation in the El Antimonio district of northwestern Sonora, Mexico. This represents the first occurrence of the species outside of its type locality in Shasta County, California, and the first known occurrence of Triassic ichthyosaurs from Mexico.
Jack M. Callaway, Judy A. Massare
openaire   +2 more sources