REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY

A series of nine articulated caudal vertebrae collected from the Late Norian Argillite di Riva di Solto Shale (Bergamo, Northern Italy) are described. The caudal vertebrae belong to an archosaur, most probably an immature specimen of the phytosaur Mystriosuchus, as suggested by detailed comparison w...

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Main Author: SILVIO RENESTO
Format: Article
Language:English
Published: Milano University Press 2008-03-01
Series:Rivista Italiana di Paleontologia e Stratigrafia
Subjects:
Online Access:https://riviste.unimi.it/index.php/RIPS/article/view/6374
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author SILVIO RENESTO
author_facet SILVIO RENESTO
author_sort SILVIO RENESTO
collection DOAJ
description A series of nine articulated caudal vertebrae collected from the Late Norian Argillite di Riva di Solto Shale (Bergamo, Northern Italy) are described. The caudal vertebrae belong to an archosaur, most probably an immature specimen of the phytosaur Mystriosuchus, as suggested by detailed comparison with the corresponding caudal vertebrae of the adult and complete Mystriosuchus specimen collected in the same area. The new specimen is of particular interest because material unequivocally belonging to juvenile phytosaurs is very rare and it gives support to the hypothesis that the closure of the neurocentral suture in phytosaurs possibly followed the same caudal to cranial path that occurs in crocodilians.
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spelling doaj.art-7a584c3227214c9190659cb75c03d7692023-09-02T08:04:26ZengMilano University PressRivista Italiana di Paleontologia e Stratigrafia0035-68832039-49422008-03-01114110.13130/2039-4942/63745685REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALYSILVIO RENESTOA series of nine articulated caudal vertebrae collected from the Late Norian Argillite di Riva di Solto Shale (Bergamo, Northern Italy) are described. The caudal vertebrae belong to an archosaur, most probably an immature specimen of the phytosaur Mystriosuchus, as suggested by detailed comparison with the corresponding caudal vertebrae of the adult and complete Mystriosuchus specimen collected in the same area. The new specimen is of particular interest because material unequivocally belonging to juvenile phytosaurs is very rare and it gives support to the hypothesis that the closure of the neurocentral suture in phytosaurs possibly followed the same caudal to cranial path that occurs in crocodilians.https://riviste.unimi.it/index.php/RIPS/article/view/6374Caudal VertebraeArchosauria (Reptilia)Norian (Late Triassic)Ontogeny
spellingShingle SILVIO RENESTO
REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY
Rivista Italiana di Paleontologia e Stratigrafia
Caudal Vertebrae
Archosauria (Reptilia)
Norian (Late Triassic)
Ontogeny
title REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY
title_full REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY
title_fullStr REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY
title_full_unstemmed REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY
title_short REMAINS OF A JUVENILE PHYTOSAUR FROM THE LATE TRIASSIC OF NORTHERN ITALY
title_sort remains of a juvenile phytosaur from the late triassic of northern italy
topic Caudal Vertebrae
Archosauria (Reptilia)
Norian (Late Triassic)
Ontogeny
url https://riviste.unimi.it/index.php/RIPS/article/view/6374
work_keys_str_mv AT silviorenesto remainsofajuvenilephytosaurfromthelatetriassicofnorthernitaly