A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS

A new species of early actinopterygian fishes, Moythomasia lebedevi sp. nov., is described based on numerous isolated scales occurring in Middle Devonian (Givetian, Polotskian Regional Stage) marine deposits (Goryn, Stolin and Moroch Beds) of Belarus. These scales characterize different ontogenetic...

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Main Authors: DMITRY PLAX, ALEKSANDR BAKAEV, SERGEY NAUGOLNYKH
Format: Article
Language:English
Published: Milano University Press 2025-01-01
Series:Rivista Italiana di Paleontologia e Stratigrafia
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Online Access:https://riviste.unimi.it/index.php/RIPS/article/view/22868
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author DMITRY PLAX
ALEKSANDR BAKAEV
SERGEY NAUGOLNYKH
author_facet DMITRY PLAX
ALEKSANDR BAKAEV
SERGEY NAUGOLNYKH
author_sort DMITRY PLAX
collection DOAJ
description A new species of early actinopterygian fishes, Moythomasia lebedevi sp. nov., is described based on numerous isolated scales occurring in Middle Devonian (Givetian, Polotskian Regional Stage) marine deposits (Goryn, Stolin and Moroch Beds) of Belarus. These scales characterize different ontogenetic stages (adult and subadult) of the fish. Few additional scales from Upper Devonian (Famennian) marine deposits of Russia (Perm Krai) are attributed to Moythomasia cf. lebedevi sp. nov. based on the ornamentation, scale shape, and the type of scale-to-scale articulation. The new data add to our knowledge on the taxonomic composition of the Givetian and Famennian ichthyofaunas of the East European platform.
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institution Kabale University
issn 0035-6883
2039-4942
language English
publishDate 2025-01-01
publisher Milano University Press
record_format Article
series Rivista Italiana di Paleontologia e Stratigrafia
spelling doaj-art-192a7464cd0b4e72b12ee915efabc2ce2025-01-08T15:45:22ZengMilano University PressRivista Italiana di Paleontologia e Stratigrafia0035-68832039-49422025-01-01131110.54103/2039-4942/22868A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUSDMITRY PLAX0ALEKSANDR BAKAEV1SERGEY NAUGOLNYKH2Belarusian National Technical University (BNTU)Borissiak Paleontological Institute, Russian Academy of SciencesGeological Institute, Russian Academy of Sciences, Pyzhevsky 7, Moscow, 119017. A new species of early actinopterygian fishes, Moythomasia lebedevi sp. nov., is described based on numerous isolated scales occurring in Middle Devonian (Givetian, Polotskian Regional Stage) marine deposits (Goryn, Stolin and Moroch Beds) of Belarus. These scales characterize different ontogenetic stages (adult and subadult) of the fish. Few additional scales from Upper Devonian (Famennian) marine deposits of Russia (Perm Krai) are attributed to Moythomasia cf. lebedevi sp. nov. based on the ornamentation, scale shape, and the type of scale-to-scale articulation. The new data add to our knowledge on the taxonomic composition of the Givetian and Famennian ichthyofaunas of the East European platform. https://riviste.unimi.it/index.php/RIPS/article/view/22868Actinopterygii; ganoid scales; Moythomasia lebedevi sp. nov.; Devonian, Belarus, Russia.
spellingShingle DMITRY PLAX
ALEKSANDR BAKAEV
SERGEY NAUGOLNYKH
A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS
Rivista Italiana di Paleontologia e Stratigrafia
Actinopterygii; ganoid scales; Moythomasia lebedevi sp. nov.; Devonian, Belarus, Russia.
title A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS
title_full A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS
title_fullStr A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS
title_full_unstemmed A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS
title_short A NEW SPECIES OF THE DEVONIAN ACTINOPTERYGIAN FISH <em>MOYTHOMASIA</em> FROM BELARUS
title_sort new species of the devonian actinopterygian fish em moythomasia em from belarus
topic Actinopterygii; ganoid scales; Moythomasia lebedevi sp. nov.; Devonian, Belarus, Russia.
url https://riviste.unimi.it/index.php/RIPS/article/view/22868
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