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Volume 97, Number 3

May 2023

ISSN 0022-3360

EISSN 1937-2337

In this Issue

Articles
TAXONOMIC NOTE
e-only frontmatter

Articles

The unusual atrypide brachiopod Qilianotryma suspectum (Popov, 1982) from the Upper Ordovician of the South China paleoplate

Yuchen Zhang; Colin D. Sproat; Renbin Zhan

Abstract

View articletitled, The unusual atrypide brachiopod Qilianotryma suspectum (Popov, 1982) from the Upper Ordovician of the South China paleoplate

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Journal of Paleontology May 01, 2023, Vol.97, 539-548. doi:https://doi.org/10.1017/jpa.2023.26

Shell and associated operculum in Teiichispira (Macluritidae: Gastropoda) from the Early/Middle Ordovician of the Argentine Precordillera

Verónica Bertero; Mariel Ferrari; Marcelo G. Carrera

Abstract

View articletitled, Shell and associated operculum in Teiichispira (Macluritidae: Gastropoda) from the Early/Middle Ordovician of the Argentine Precordillera

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Journal of Paleontology May 01, 2023, Vol.97, 549-557. doi:https://doi.org/10.1017/jpa.2023.7

New insight into Cenozoic Orbitestellidae (Gastropoda: Heterobranchia) from the Magellanic Region based on lower Neogene and Recent species

Javier Di Luca; Miguel Griffin; Guido Pastorino

Abstract

View articletitled, New insight into Cenozoic Orbitestellidae (Gastropoda: Heterobranchia) from the Magellanic Region based on lower Neogene and Recent species

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Journal of Paleontology May 01, 2023, Vol.97, 558-565. doi:https://doi.org/10.1017/jpa.2023.8

What's behind a name: The taxonomic status of Helicancylus Gabb, 1869 and Hamiticeras Anderson, 1938 (Ammonoidea, Lower Cretaceous)

Camille Frau; Luc G. Bulot

Abstract

View articletitled, What's behind a name: The taxonomic status of Helicancylus Gabb, 1869 and Hamiticeras Anderson, 1938 (Ammonoidea, Lower Cretaceous)

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Journal of Paleontology May 01, 2023, Vol.97, 566-576. doi:https://doi.org/10.1017/jpa.2023.15

New trilobite assemblage from the lower Cambrian (upper Stage 4) of the Lake Zone, western Mongolia

Zhixin Sun; Aihua Yang; Fangchen Zhao; Andrey Yu. Zhuravlev; Bing Pan; Chunlin Hu; Qian Feng; Xi Chen; Maoyan Zhu

Abstract

View articletitled, New trilobite assemblage from the lower Cambrian (upper Stage 4) of the Lake Zone, western Mongolia

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Journal of Paleontology May 01, 2023, Vol.97, 577-590. doi:https://doi.org/10.1017/jpa.2023.23

Trilobites from the Cedaria prolifica Zone (Cambrian, upper Guzhangian) of the Precordillera of Mendoza, western Argentina

M. Franco Tortello

Abstract

View articletitled, Trilobites from the Cedaria prolifica Zone (Cambrian, upper Guzhangian) of the Precordillera of Mendoza, western Argentina

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Journal of Paleontology May 01, 2023, Vol.97, 591-605. doi:https://doi.org/10.1017/jpa.2023.34

The first documentation of an Ordovician eurypterid (Chelicerata) from China

Han Wang; Simon J. Braddy; Joseph Botting; Yuandong Zhang

Abstract

View articletitled, The first documentation of an Ordovician eurypterid (Chelicerata) from China

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Journal of Paleontology May 01, 2023, Vol.97, 606-611. doi:https://doi.org/10.1017/jpa.2023.21

Nonmarine ostracod fauna from the Lower Cretaceous Shinekhudag Formation (southwest Mongolia): taxonomy, biostratigraphy, and paleoecology

Byung-Do Choi; Yaqiong Wang

Abstract

View articletitled, Nonmarine ostracod fauna from the Lower Cretaceous Shinekhudag Formation (southwest Mongolia): taxonomy, biostratigraphy, and paleoecology

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Journal of Paleontology May 01, 2023, Vol.97, 612-630. doi:https://doi.org/10.1017/jpa.2023.5

Pleurocystites? scylla, a new species of pleurocystitid rhombiferan, and comments on early echinoderm teratologies

Aidan Sweeney; Colin D. Sumrall

Abstract

View articletitled, Pleurocystites? scylla, a new species of pleurocystitid rhombiferan, and comments on early echinoderm teratologies

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Journal of Paleontology May 01, 2023, Vol.97, 631-638. doi:https://doi.org/10.1017/jpa.2023.17

New specimens of Cyclocystoides scammaphoris (Echinodermata) from the Upper Ordovician rocks of the American midcontinent with implications for cyclocystoid functional morphology

Dennis R. Kolata; Terry Frank; Asa Kaplan; Thomas E. Guensburg

Abstract

View articletitled, New specimens of Cyclocystoides scammaphoris (Echinodermata) from the Upper Ordovician rocks of the American midcontinent with implications for cyclocystoid functional morphology

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Journal of Paleontology May 01, 2023, Vol.97, 639-651. doi:https://doi.org/10.1017/jpa.2023.33

Crinoids from the Wooster Shale Member of the Cuyahoga Formation, Carboniferous (Mississippian, Tournaisian) of northeastern Ohio

William I. Ausich; Mark A. Wilson

Abstract

View articletitled, Crinoids from the Wooster Shale Member of the Cuyahoga Formation, Carboniferous (Mississippian, Tournaisian) of northeastern Ohio

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Journal of Paleontology May 01, 2023, Vol.97, 652-674. doi:https://doi.org/10.1017/jpa.2023.20

New paddlefishes (Acipenseriformes, Polyodontidae) from the Late Cretaceous Tanis Site of the Hell Creek Formation in North Dakota, USA

Eric J. Hilton; Melanie A.D. During; Lance Grande; Per E. Ahlberg

Abstract

View articletitled, New paddlefishes (Acipenseriformes, Polyodontidae) from the Late Cretaceous Tanis Site of the Hell Creek Formation in North Dakota, USA

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Journal of Paleontology May 01, 2023, Vol.97, 675-692. doi:https://doi.org/10.1017/jpa.2023.19

Anatomy of the holotype of ‘Probelesodon’ kitchingi revisited, a chiniquodontid cynodont (Synapsida, Probainognathia) from the early Late Triassic of southern Brazil

Carolina A. Hoffmann; Marco B. de Andrade; Agustín G. Martinelli

Abstract

View articletitled, Anatomy of the holotype of ‘Probelesodon’ kitchingi revisited, a chiniquodontid cynodont (Synapsida, Probainognathia) from the early Late Triassic of southern Brazil

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Journal of Paleontology May 01, 2023, Vol.97, 693-710. doi:https://doi.org/10.1017/jpa.2023.25

Pliocene fossils support a New Zealand origin for the smallest extant penguins

Daniel B. Thomas; Alan J.D. Tennyson; Felix G. Marx; Daniel T. Ksepka

Abstract

View articletitled, Pliocene fossils support a New Zealand origin for the smallest extant penguins

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Journal of Paleontology May 01, 2023, Vol.97, 711-721. doi:https://doi.org/10.1017/jpa.2023.30

Paleobiological implications of the bone histology of the extinct Australian marsupial Nimbadon lavarackorum

Anusuya Chinsamy; Karen H. Black; Suzanne J. Hand; Michael Archer

Abstract

View articletitled, Paleobiological implications of the bone histology of the extinct Australian marsupial Nimbadon lavarackorum

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Journal of Paleontology May 01, 2023, Vol.97, 722-734. doi:https://doi.org/10.1017/jpa.2023.22

Two Asian cricetodontine-like muroid rodents from the Neogene of western North America

Robert A. Martin; Thomas S. Kelly; Patricia Holroyd

Abstract

View articletitled, Two Asian cricetodontine-like muroid rodents from the Neogene of western North America

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Journal of Paleontology May 01, 2023, Vol.97, 735-753. doi:https://doi.org/10.1017/jpa.2023.10

Ancient Basidiomycota in an extinct conifer-like tree, Xenoxylon utahense, and a brief survey of fungi in the Upper Jurassic Morrison Formation, USA

Aowei Xie; Carole T. Gee; Ning Tian

Abstract

View articletitled, Ancient Basidiomycota in an extinct conifer-like tree, Xenoxylon utahense, and a brief survey of fungi in the Upper Jurassic Morrison Formation, USA

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Journal of Paleontology May 01, 2023, Vol.97, 754-763. doi:https://doi.org/10.1017/jpa.2023.12

TAXONOMIC NOTE

First Report of Sphenothallus Hall (Cnidaria, Medusozoa) from the Mesozoic Erathem (Upper Triassic, Slovenia)

Heyo Van Iten; Rok Gašparič; Tomaž Hitij; Tea Kolar-Jurkovšek; Bogdan Jurkovšek

Abstract

View articletitled, First Report of Sphenothallus Hall (Cnidaria, Medusozoa) from the Mesozoic Erathem (Upper Triassic, Slovenia)

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Journal of Paleontology May 01, 2023, Vol.97, 764-772. doi:https://doi.org/10.1017/jpa.2023.1

Two Asian cricetodontine-like muroid rodents from the Neogene of western North America – CORRIGENDUM

Robert A. Martin; Thomas S. Kelly; Patricia Holroyd

Extract

View articletitled, Two Asian cricetodontine-like muroid rodents from the Neogene of western North America – CORRIGENDUM

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Journal of Paleontology May 01, 2023, Vol.97, 773. doi:https://doi.org/10.1017/jpa.2023.28

New records of injured Cambrian and Ordovician trilobites – ERRATUM

Russell D.C. Bicknell; Patrick M. Smith; Thomas F. Howells; John R. Foster

Extract

View articletitled, New records of injured Cambrian and Ordovician trilobites – ERRATUM

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Journal of Paleontology May 01, 2023, Vol.97, 774-775. doi:https://doi.org/10.1017/jpa.2023.37

e-only frontmatter

JPA volume 97 issue 3 Cover

View articletitled, JPA volume 97 issue 3 Cover

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Journal of Paleontology May 01, 2023, Vol.97, f1-f2. doi:https://doi.org/10.1017/jpa.2023.43

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New paddlefishes (Acipenseriformes, Polyodontidae) from the Late Cretaceous Tanis Site of the Hell Creek Formation in North Dakota, USA

Paleobiological implications of the bone histology of the extinct Australian marsupial Nimbadon lavarackorum

Trilobites from the Cedaria prolifica Zone (Cambrian, upper Guzhangian) of the Precordillera of Mendoza, western Argentina

New specimens of Cyclocystoides scammaphoris (Echinodermata) from the Upper Ordovician rocks of the American midcontinent with implications for cyclocystoid functional morphology

New trilobite assemblage from the lower Cambrian (upper Stage 4) of the Lake Zone, western Mongolia

Articles

The unusual atrypide brachiopod Qilianotryma suspectum (Popov, 1982) from the Upper Ordovician of the South China paleoplate

Shell and associated operculum in Teiichispira (Macluritidae: Gastropoda) from the Early/Middle Ordovician of the Argentine Precordillera

New insight into Cenozoic Orbitestellidae (Gastropoda: Heterobranchia) from the Magellanic Region based on lower Neogene and Recent species

What's behind a name: The taxonomic status of Helicancylus Gabb, 1869 and Hamiticeras Anderson, 1938 (Ammonoidea, Lower Cretaceous)

New trilobite assemblage from the lower Cambrian (upper Stage 4) of the Lake Zone, western Mongolia

Trilobites from the Cedaria prolifica Zone (Cambrian, upper Guzhangian) of the Precordillera of Mendoza, western Argentina

The first documentation of an Ordovician eurypterid (Chelicerata) from China

Nonmarine ostracod fauna from the Lower Cretaceous Shinekhudag Formation (southwest Mongolia): taxonomy, biostratigraphy, and paleoecology

Pleurocystites? scylla, a new species of pleurocystitid rhombiferan, and comments on early echinoderm teratologies

New specimens of Cyclocystoides scammaphoris (Echinodermata) from the Upper Ordovician rocks of the American midcontinent with implications for cyclocystoid functional morphology

Crinoids from the Wooster Shale Member of the Cuyahoga Formation, Carboniferous (Mississippian, Tournaisian) of northeastern Ohio

New paddlefishes (Acipenseriformes, Polyodontidae) from the Late Cretaceous Tanis Site of the Hell Creek Formation in North Dakota, USA

Anatomy of the holotype of ‘Probelesodon’ kitchingi revisited, a chiniquodontid cynodont (Synapsida, Probainognathia) from the early Late Triassic of southern Brazil

Pliocene fossils support a New Zealand origin for the smallest extant penguins

Paleobiological implications of the bone histology of the extinct Australian marsupial Nimbadon lavarackorum

Two Asian cricetodontine-like muroid rodents from the Neogene of western North America

Ancient Basidiomycota in an extinct conifer-like tree, Xenoxylon utahense, and a brief survey of fungi in the Upper Jurassic Morrison Formation, USA

TAXONOMIC NOTE

First Report of Sphenothallus Hall (Cnidaria, Medusozoa) from the Mesozoic Erathem (Upper Triassic, Slovenia)

Two Asian cricetodontine-like muroid rodents from the Neogene of western North America – CORRIGENDUM

New records of injured Cambrian and Ordovician trilobites – ERRATUM

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