THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY

A careful preparation of the holotype of Endennasautus acutirostris Renesto, 1984, that revealed part of the skull roof, along with the finding of a new specimen, allow a more complete description of the skeletal anatomy of this reptile and a better definition of its taxonomic position. The new spec...

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Main Author: SILVIO RENESTO
Format: Article
Language:English
Published: Milano University Press 2017-08-01
Series:Rivista Italiana di Paleontologia e Stratigrafia
Subjects:
Online Access:https://riviste.unimi.it/index.php/RIPS/article/view/8957
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author SILVIO RENESTO
author_facet SILVIO RENESTO
author_sort SILVIO RENESTO
collection DOAJ
description A careful preparation of the holotype of Endennasautus acutirostris Renesto, 1984, that revealed part of the skull roof, along with the finding of a new specimen, allow a more complete description of the skeletal anatomy of this reptile and a better definition of its taxonomic position. The new specimen (paratype) is partially exposed from dorsal side (the holotype is exposed from the ventral side) and retains almost the entire tail, lacking in the holotype. Analysis of the newly available characters suggests close relationships between Endennasaurus and a group of Triassic marine reptiles, the Thalattosauria Merriam. Both Endennasaurus specimens were found in the Zorzino Limestone (Norian, Late Triassic), in the small quarry of Endenna, near Zogno, in the Bergamo Prealps (Lombardy, Northern ltaly).
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spelling doaj.art-d8bdf52234c6432f9caee3bad28d2a762023-09-03T02:16:00ZengMilano University PressRivista Italiana di Paleontologia e Stratigrafia0035-68832039-49422017-08-01973-410.13130/2039-4942/89577708THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDYSILVIO RENESTOA careful preparation of the holotype of Endennasautus acutirostris Renesto, 1984, that revealed part of the skull roof, along with the finding of a new specimen, allow a more complete description of the skeletal anatomy of this reptile and a better definition of its taxonomic position. The new specimen (paratype) is partially exposed from dorsal side (the holotype is exposed from the ventral side) and retains almost the entire tail, lacking in the holotype. Analysis of the newly available characters suggests close relationships between Endennasaurus and a group of Triassic marine reptiles, the Thalattosauria Merriam. Both Endennasaurus specimens were found in the Zorzino Limestone (Norian, Late Triassic), in the small quarry of Endenna, near Zogno, in the Bergamo Prealps (Lombardy, Northern ltaly).https://riviste.unimi.it/index.php/RIPS/article/view/8957Endennasaurus acutirostrisReptiliaNeodiapsidaNorianLombardy (Northern ltaly)DescriptionSystematic discussion.
spellingShingle SILVIO RENESTO
THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY
Rivista Italiana di Paleontologia e Stratigrafia
Endennasaurus acutirostris
Reptilia
Neodiapsida
Norian
Lombardy (Northern ltaly)
Description
Systematic discussion.
title THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY
title_full THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY
title_fullStr THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY
title_full_unstemmed THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY
title_short THE ANATOMY AND RELATIONSHIPS OF <em>ENDENNASAURUS ACUTIROSTRIS</em> (REPTILIA, NEODIAPSIDA), FROM THE NORIAN (LATE TRIASSIC) OF LOMBARDY
title_sort anatomy and relationships of em endennasaurus acutirostris em reptilia neodiapsida from the norian late triassic of lombardy
topic Endennasaurus acutirostris
Reptilia
Neodiapsida
Norian
Lombardy (Northern ltaly)
Description
Systematic discussion.
url https://riviste.unimi.it/index.php/RIPS/article/view/8957
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AT silviorenesto anatomyandrelationshipsofemendennasaurusacutirostrisemreptilianeodiapsidafromthenorianlatetriassicoflombardy