A new lepisosteiform neopterygian (Actinopterygii) from the lower Toarcian Grimmen Formation (Lower Jurassic) of Mecklenburg and Western Pomerania, Germany

Publikation: Beitrag in FachzeitschriftArtikelForschungPeer-Review

Autoren

  • Detlev Thies
  • Kevin Stevens
  • Jörg Ansorge

Externe Organisationen

  • Ruhr-Universität Bochum
  • Universität Greifswald
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Details

OriginalspracheEnglisch
Seitenumfang27
FachzeitschriftPalZ
Frühes Online-Datum10 Juli 2024
PublikationsstatusElektronisch veröffentlicht (E-Pub) - 10 Juli 2024

Abstract

The Lower Jurassic (lower Toarcian) Grimmen Formation (formerly known as "Green Series") of Mecklenburg and Western Pomerania (Northeast Germany) yielded two articulated anterior skeletons of fossil fish, which represent a new lepisosteiform genus and species: Mengius acutidens gen. et sp. nov. The new taxon is described. Osteology of the species is most similar to the contemporaneous species of Lepidotes Agassiz. It differs from Lepidotes in having a non-tritoral dentition and a differently shaped operculum. A cladistic analysis shows Mengius acutidens gen. et sp. nov. to be the sister taxon of Lepidotes, accordingly, the new species is assigned to the family Lepidotidae Agassiz. The occurrence of M. acutidens emphasises the endemic character of the lower Toarcian Grimmen Formation fish fauna of Northeast Germany.

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A new lepisosteiform neopterygian (Actinopterygii) from the lower Toarcian Grimmen Formation (Lower Jurassic) of Mecklenburg and Western Pomerania, Germany. / Thies, Detlev; Stevens, Kevin; Ansorge, Jörg.
in: PalZ, 10.07.2024.

Publikation: Beitrag in FachzeitschriftArtikelForschungPeer-Review

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title = "A new lepisosteiform neopterygian (Actinopterygii) from the lower Toarcian Grimmen Formation (Lower Jurassic) of Mecklenburg and Western Pomerania, Germany",
abstract = "The Lower Jurassic (lower Toarcian) Grimmen Formation (formerly known as {"}Green Series{"}) of Mecklenburg and Western Pomerania (Northeast Germany) yielded two articulated anterior skeletons of fossil fish, which represent a new lepisosteiform genus and species: Mengius acutidens gen. et sp. nov. The new taxon is described. Osteology of the species is most similar to the contemporaneous species of Lepidotes Agassiz. It differs from Lepidotes in having a non-tritoral dentition and a differently shaped operculum. A cladistic analysis shows Mengius acutidens gen. et sp. nov. to be the sister taxon of Lepidotes, accordingly, the new species is assigned to the family Lepidotidae Agassiz. The occurrence of M. acutidens emphasises the endemic character of the lower Toarcian Grimmen Formation fish fauna of Northeast Germany.",
keywords = "Actinopterygii, Early Toarcian, Lepisosteiformes, Lower Jurassic, Mengius, Neopterygii, Northeast Germany",
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doi = "10.1007/s12542-023-00683-5",
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TY - JOUR

T1 - A new lepisosteiform neopterygian (Actinopterygii) from the lower Toarcian Grimmen Formation (Lower Jurassic) of Mecklenburg and Western Pomerania, Germany

AU - Thies, Detlev

AU - Stevens, Kevin

AU - Ansorge, Jörg

N1 - Publisher Copyright: © The Author(s) 2024.

PY - 2024/7/10

Y1 - 2024/7/10

N2 - The Lower Jurassic (lower Toarcian) Grimmen Formation (formerly known as "Green Series") of Mecklenburg and Western Pomerania (Northeast Germany) yielded two articulated anterior skeletons of fossil fish, which represent a new lepisosteiform genus and species: Mengius acutidens gen. et sp. nov. The new taxon is described. Osteology of the species is most similar to the contemporaneous species of Lepidotes Agassiz. It differs from Lepidotes in having a non-tritoral dentition and a differently shaped operculum. A cladistic analysis shows Mengius acutidens gen. et sp. nov. to be the sister taxon of Lepidotes, accordingly, the new species is assigned to the family Lepidotidae Agassiz. The occurrence of M. acutidens emphasises the endemic character of the lower Toarcian Grimmen Formation fish fauna of Northeast Germany.

AB - The Lower Jurassic (lower Toarcian) Grimmen Formation (formerly known as "Green Series") of Mecklenburg and Western Pomerania (Northeast Germany) yielded two articulated anterior skeletons of fossil fish, which represent a new lepisosteiform genus and species: Mengius acutidens gen. et sp. nov. The new taxon is described. Osteology of the species is most similar to the contemporaneous species of Lepidotes Agassiz. It differs from Lepidotes in having a non-tritoral dentition and a differently shaped operculum. A cladistic analysis shows Mengius acutidens gen. et sp. nov. to be the sister taxon of Lepidotes, accordingly, the new species is assigned to the family Lepidotidae Agassiz. The occurrence of M. acutidens emphasises the endemic character of the lower Toarcian Grimmen Formation fish fauna of Northeast Germany.

KW - Actinopterygii

KW - Early Toarcian

KW - Lepisosteiformes

KW - Lower Jurassic

KW - Mengius

KW - Neopterygii

KW - Northeast Germany

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U2 - 10.1007/s12542-023-00683-5

DO - 10.1007/s12542-023-00683-5

M3 - Article

AN - SCOPUS:85198084373

JO - PalZ

JF - PalZ

SN - 0031-0220

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