BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS

Globular cavities in calcimicrobial Lithocodium crusts are interpreted as trace fossils of boring sponges belonging to the ichnogenus Entobia. Two informal groups can be differentiated: a Norian-Rhaetian group from Tabas area(NE Iran) and Adnet (near Salzburg, Austria), characterized by large chambe...

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Main Authors: ANTONIETTA CHERCHI, ROLF SCHROEDER
Format: Article
Language:English
Published: Milano University Press 2010-11-01
Series:Rivista Italiana di Paleontologia e Stratigrafia
Subjects:
Online Access:https://riviste.unimi.it/index.php/RIPS/article/view/6393
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author ANTONIETTA CHERCHI
ROLF SCHROEDER
author_facet ANTONIETTA CHERCHI
ROLF SCHROEDER
author_sort ANTONIETTA CHERCHI
collection DOAJ
description Globular cavities in calcimicrobial Lithocodium crusts are interpreted as trace fossils of boring sponges belonging to the ichnogenus Entobia. Two informal groups can be differentiated: a Norian-Rhaetian group from Tabas area(NE Iran) and Adnet (near Salzburg, Austria), characterized by large chambers and broad bifurcating apertural canals, and a second group from the Aptian of central Italy presenting smaller chambers and canals. The distal ends of these canals are closed by alveolar structures, preventing water circulation and leading to the death of the sponge.
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spelling doaj.art-89eb098054fc4acaab1dd26bb12ff87f2023-09-02T12:36:38ZengMilano University PressRivista Italiana di Paleontologia e Stratigrafia0035-68832039-49422010-11-01116310.13130/2039-4942/63935704BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTSANTONIETTA CHERCHIROLF SCHROEDERGlobular cavities in calcimicrobial Lithocodium crusts are interpreted as trace fossils of boring sponges belonging to the ichnogenus Entobia. Two informal groups can be differentiated: a Norian-Rhaetian group from Tabas area(NE Iran) and Adnet (near Salzburg, Austria), characterized by large chambers and broad bifurcating apertural canals, and a second group from the Aptian of central Italy presenting smaller chambers and canals. The distal ends of these canals are closed by alveolar structures, preventing water circulation and leading to the death of the sponge.https://riviste.unimi.it/index.php/RIPS/article/view/6393EntobiaLithocodiumBoring spongesCalcimicrobial crustsNorian-RhaetianAptian
spellingShingle ANTONIETTA CHERCHI
ROLF SCHROEDER
BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS
Rivista Italiana di Paleontologia e Stratigrafia
Entobia
Lithocodium
Boring sponges
Calcimicrobial crusts
Norian-Rhaetian
Aptian
title BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS
title_full BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS
title_fullStr BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS
title_full_unstemmed BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS
title_short BORING SPONGES (ICHNOGENUS <em>ENTOBIA</em>) IN MESOZOIC <em>LITHOCODIUM </em> CALCIMICROBIAL CRUSTS
title_sort boring sponges ichnogenus em entobia em in mesozoic em lithocodium em calcimicrobial crusts
topic Entobia
Lithocodium
Boring sponges
Calcimicrobial crusts
Norian-Rhaetian
Aptian
url https://riviste.unimi.it/index.php/RIPS/article/view/6393
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