Archives

  • Vol. 62 No. 6 (2025)

    GONDWANAN PERSPECTIVES: 40th ANNIVERSARY OF ABELISAURIDAE (part 1)

    - Mauricio A. Cerroni & Diego Pol (2025). Gondwanan Perspectives: Prologue to the 40th
    Anniversary of Abelisauridae. Ameghiniana, 62(6), 373–379.

    - Enzo E. Seculi Pereyra, Damian E., Pérez, Javier Gonzales-Dionis, & Martín D. Ezcurra (2025). The
    phylogenetic data matrices of Abelisauridae through time and methods (with recommendations). Ameghiniana, 62(6), 380–395.

    - Ignacio A. Cerda & Juan D. Porfiri (2025). Preliminary report of Abelisaurid (Dinosauria, Theropoda) tooth and tooth attachment tissues. Ameghiniana, 62(6), 396–406.

    - Christophe Hendrickx, Matías Soto Núñez, Ricardo Araújo, Jorge G. Meso, Simone Maganuco,
    & Adé Ben-Salahuddin (2025). Isolated abelisaurid teeth from Gondwana and dental evolution in Abelisauridae. Ameghiniana, 62(6), 407–451.

    - Erik Isasmendi, & Elisabete Malafaia (2025). New contributions to the knowledge of
    Abelisauridae (Dinosauria, Theropoda) from the Upper Cretaceous Ibero-Armorican landmass. Ameghiniana, 62(6), 452–479.

    - Ariel H. Méndez, E. Emanuel Seculi-Pereyra, Javier González-Dionis, Lucía F. Vettorazzi, Ariana Paulina-Carabajal, Federico A. Gianechini, Leonardo S. Filippi, Alberto C. Garrido, Magalí Cárdenas, Penélope Cruzado-Caballero, Do-Kwon Kim, & Yuong-Nam Lee (2025). An abelisaurid humerus from the Bajo de la Carpa Formation (Upper Cretaceous, Santonian), Northern Patagonia, with comments on morphological aspects of the humerus in Abelisauridae. Ameghiniana, 62(6), 480–492.

    - Ariana Paulina-Carabajal, Ariel H. Méndez, Karen Ulloa-Guaiquin, Javier González-Dionis, &
    Facundo M. Irazoqui (2025). The first record of theropod dinosaur remains from the Angostura Colorada and Coli Toro Formations (Campanian–Maastrichtian) in the Ingeniero Jacobacci area (Río Negro Province, Argentina). Ameghiniana, 62(6), 493–504.

    - Harold Jiménez Velandia, Martín D. Ezcurra, E. Martín Hechenleitner, Giorgio Basilici, Agustín
    G. Martinelli, & Lucas E. Fiorelli (2025). A new Late Cretaceous abelisaurid species from La Rioja Province, Northwestern Argentina. Ameghiniana, 62(6), 505–527.

     

    Regular Articles and Replies

    - Kimberly Matamala, Cosme F. Rombola, Inés Aramendía, Sol Noetinger, & Roberto R. Pujana
    (2025). Palynology and palynofacies of the Río Tarde Formation (Lower Cretaceous), Southern Patagonia, Argentina. Ameghiniana, 62(6), 528–540.

    - Rosalía Guerrero-Arenas, Norma Arcelia Barrientos-Luján†, Eduardo Jiménez-Hidalgo, Javier
    Arellano-Gil, & Francisco Benítez-Villalobos (2025). Tropical marine mollusk assemblages from the Pleistocene of Oaxaca, Southern Mexico. Ameghiniana, 62(6), 541–555.

    - Agustín Scanferla, Judith Babot, & Daniel García Lopez (2025). Completeness, convergent
    morphology and positive narratives: an intriguing snake skull from the middle–late Eocene of Argentina. Ameghiniana, 62(6), 556–571.

    - Chris T. Barker, Darren Naish, & Neil J. Gostling (2025). Insufficient evidence for spinosaurid survival into the latest Cretaceous: a comment on Olmedo-Romaña et al. (2025). Ameghiniana, 62(6), 572–580.

    - Malena Lorente, Mariano Bond, & Alejandro Kramarz (2025). Most complete pre-deseaden litoptern postcranium (Gran Hondonada, middle–late Eocene, Chubut Province, Argentina). Ameghiniana, 62(6), 581–608.

  • Vol. 62 No. 5 (2025)

    CONTENTS

    - Leandro M. Pérez, Miguel Griffin, & Miguel O. Manceñido (2025). The southermost record of the genus Mytilopsis: a new species of Dreissenidae (Mollusca, Bivalvia) found in the Paraná Formation (Upper Miocene; Argentina).

    - Daniela P. Ruiz, Pablo M. Villegas, Carlos D. Greppi, Nahuel E. Espinoza, Aldo M. Umazano, Roberto R. Pujana, & Mariana Brea (2025). Conifer fossil woods from the Upper Cretaceous of Bororó Hill Region (Chubut Province, Argentina).

    - M. Belén Von Baczko, Martín D. Ezcurra, Agustina Lecuona, Nahuel Vega, & Julia B. Desojo (2025). A new large gracilisuchid from the Upper Triassic levels of the Chañares Formation, northwestern Argentina.

  • Vol. 62 No. 4 (2025)

  • Vol. 62 No. 3 (2025)

  • Gondwanan Perspectives: Paleontological studies in Antarctica and its biogeographic connection with South America (part 3)
    Vol. 62 No. 2 (2025)

  • Gondwanan Perspectives: Paleontological studies in Antarctica and its biogeographic connection with South America (part 2)
    Vol. 62 No. 1 (2025)

  • Vol. 61 No. 6 (2024)

  • Gondwanan Perspectives: Paleontological studies in Antarctica and its biogeographic connection with South America (part 1)
    Vol. 61 No. 5 (2024)

  • Vol. 61 No. 4 (2024)

    HIGHLIGHT: A NEW CONTRIBUTION TO UNDERSTANDING LATE HOLOCENE ENVIRONMENTAL DYNAMICS IN THE SOUTHEASTERN PAMPA PLAIN, ARGENTINA: A MULTI-INDICATOR ANALYSIS OF LAGUNA LAS MOSTAZAS

  • Vol. 61 No. 3 (2024)

    HIGHLIGHTS: -PELOMEDUSOID TURTLES FROM THE BAJO DE LA CARPA FORMATION (SANTONIAN, UPPER CRETACEOUS), RÍO NEGRO PROVINCE, PATAGONIA, ARGENTINA

    -EARLY MIOCENE SLOTH (FOLIVORA) REMAINS FROM PAMPA CASTILLO, SOUTHERN CHILE, INCLUDING A NATURAL CRANIAL ENDOCAST

  • Vol. 61 No. 2 (2024)

    HIGHLIGHTS -EOCENE CELTIS LEAVES ARE RELATED TO DOBINEA, A MAINLAND ASIAN GENUS OF ANACARDIACEAE

    -TURRITELLINE-DOMINATED CONCENTRATIONS SUGGEST A HABITAT OF NUTRIENT-RICH MARINE WATERS

    -THE FIRST CHITINOZOAN ASSEMBLAGES FROM THE SILURIAN-DEVONIAN OF SALTA SUPPORT GONDWANAN AFFINITIES

     

     

  • Vol. 61 No. 1 (2024)

    HIGHLIGHTS -OSTEOLOGY AND DEVELOPMENT OF THE CRETACEOUS ANURAN AVITABATRACHUS
    -A NEW TURTLE FROM THE UPPER CRETACEOUS OF PATAGONIA
    -SYSTEMATICS OF MIOCENE SLOTH EUCHOLOEOPS

  • Vol. 60 No. 6 (2023)

    HIGHLIGHTS -ORDOVICIAN–SILURIAN CRYPTOSPORES OF COLOMBIA
    -JURASSIC CASSIDULOIDS FROM ARGENTINA
    -PRE- AND POSTSANTACRUCIAN INTERATHERIIDAE

  • Vol. 60 No. 5 (2023)

    HIGHLIGHTS -SOUTH AMERICAN PERMIAN AND TRIASSIC INSECTS
    -QUATERNARY CLAMS AS TAPHONOMIC TARGETS
    -BIOCHRONOLOGY OF NEOGENE PAMPEAN MAMMALIAN FAUNA

  • Gondwanan Perspectives: Mesozoic and Cenozoic Micropaleontology of South America, progresses and applications
    Vol. 60 No. 4 (2023)

    HIGHLIGHTS -MAASTRICHTIAN MICROFOSSILS FROM COLOMBIA
    -EOCENE CORRELATION ADJACENT TO THE DRAKE PASSAGE
    -PRODUCTIVITY IN PATAGONIAN MARGIN DURING MIS3

  • Vol. 60 No. 3 (2023)

    HIGHLIGHTS -FIRST DISCINID BRACHIOPODS FROM THE CENOZOIC OF PATAGONIA
    -REVISION OF INTERATHERIID NOTOUNGULATES FROM THE MIOCENE OF PATAGONIA
    -THREE NEW TOXODONTIDAE NOTOUNGULATES FROM THE CENOZOIC OF WEST-CENTRAL ARGENTINA

  • Gondwanan Perspectives: Triassic ecosystems
    Vol. 60 No. 2 (2023)

    HIGHLIGHTS -TERATOLOGICAL TRIASSIC PALYNOMORPHS
    -NEW LATE TRIASSIC NANNOFOSSILS FROM MENDOZA
    -FISH SCALES FROM TRIASSIC LACUSTRINE DEPOSITS

  • Gondwanan Perspectives: Fossil wood anatomy
    Vol. 60 No. 1 (2023)

    HIGHLIGHTS -TRIASSIC CONIFER-LIKE WOODS FROM ARGENTINA
    -AFRICAN AFFINITIES OF CENOZOIC LEGUMES FROM SOUTH AMERICA
    -SOLANACEAE WOOD FROM THE PARANÁ FORMATION OF ARGENTINA

  • Vol. 59 No. 6 (2022)

    HIGHLIGHTS -NEW RECORD OF THE PERMIAN LUECKISPORITES/WEYLANDITES BIOZONE
    -PALEOPATHOLOGIES OF _MEGATHERIUM AMERICANUM_
    -NEW NEOGENE FOOTPRINTS FROM THE ATLANTIC COAST

  • Vol. 59 No. 5 (2022)

    HIGHLIGHTS -NEW NEOBATRACHIA FROM THE LATE CRETACEOUS OF BRAZIL
    -NEW NANOID TITANOSAUR FROM THE UPPER CRETACEOUS OF BRAZIL
    -NEW PHOCIDAE FROM THE LATE MIOCENE–PLIOCENE OF CHILE

  • Vol. 59 No. 4 (2022)

    HIGHLIGHTS -MISSISSIPPIAN PALYNOFLORA FROM AUSTRALIA -SCLEROBIOSIS, EPIBIOSIS AND MARINE HARD SUBSTRATES -QUATERNARY VERTEBRATE TAPHONOMY IN BRAZIL

  • Vol. 59 No. 3 (2022)

    HIGHLIGHTS -BRYOPHYTES FROM THE TRIASSIC OF SAN JUAN, ARGENTINA -REVISION OF FOSSIL COLEOPTERA FROM CHINA -TAXONOMY AND PHYLOGENY OF EARLY SOUTH AMERICAN CAIMANINES

  • Vol. 59 No. 2 (2022)

    HIGHLIGHTS -CRANIAL PATHWAYS IN NOTOUNGULATES -AMORPHOUS SILICA MICROFOSSILS FROM THE SOUTHERN PAMPAS -NEW BRYOZOANS FROM THE MIOCENE OF PATAGONIA

  • Vol. 59 No. 1 (2022)

    HIGHLIGHTS -REVISITING <RINCOSAURUS CAUDAMIRUS> FROM THE UPPER CRETACEOUS OF PATAGONIA -MACROEVOLUTIONARY HISTORY OF BODY SIZE IN ARCHOSAUROMORPHS -STEM PLATYRRHINE FROM THE MIOCENE OF PATAGONIA

  • Vol. 58 No. 6 (2021)

    HIGHLIGHTS -UBIQUITOUS MICROBIALITES IN THE PERMIAN OF BRAZIL -A BASAL AETOSAUR FROM THE UPPER TRIASSIC OF ARGENTINA -SPARASSODONTA FROM THE MIOCENE OF PATAGONIA

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