Articles | Sciaria - Science Aria

Judit Daniela Huenten, Ariana Belén Alarcón Saavedra, María Carla de Aranzamendi, Timothy O’Hara, Martín Ignacio Brogger

Hidden biodiversity in the Southwestern Atlantic Ocean: brittle stars from the Mar 2 del Plata Submarine Canyon, Argentina

Zoology

Among the phylum Echinodermata, the class Ophiuroidea is the most diverse, with brittle stars being widely distributed across benthic envir...

Review:

This study makes a significant contribution to our understanding of deep-sea biodiversity in the Southwestern Atlantic Ocean, an area historically con...

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Mariano Martínez, Alejandro Tablado, Fabrizio Scarabino, Mariela Romanelli, Malena Pfoh, Renata Pertossi, Analía Pérez, Pablo Penchaszadeh, Daniel Lauretta, Daniela Huenten, Damian Gil, Cintia Fraysse, Jonathan Flores, Lucía Epherra, Florencia Di Marco, Lorena Arribas, Ariana Alarcón Saavedra, Martín Brogger

A century of echinoderm research in Argentina: Irene Bernasconi’s lasting legacy from 1925, with notes on type material and publication chronology

Zoology

Irene Bernasconi was a pioneering and internationally recognized echinoderm specialist from Argentina. Her career, which spanned nearly six...

Review:

This paper presents a valuable and overdue review of the foundational contributions of Irene Bernasconi to echinoderm research in Argentina and the br...

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Lorena Pilar Arribas, Martín Ignacio Brogger, Ariana Belén Alarcón Saavedra, Sol Aylén Rebolledo, José Elías Fernandéz Alfaya, Gregorio Bigatti

Seasonal population structure of the sea star Anasterias antarctica in intertidal boulders of the Protected Natural Area Puerto Lobos, Atlantic Patagonia

Ecology

Intertidal boulders are complex marine environments which support unique marine assemblages, including species generally restricted to tide...

Review:

This study investigates the seasonal population structure of the sea star *Anasterias antarctica* within the intertidal boulder fields of the Protecte...

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Susana Maytía Romero, Pablo E Penchaszadeh, Leonardo Ortega, Rosario Quintero, Alvar Carranza, Leonardo Santos de Souza, Angel Segura, Gabriela Vélez-Rubio, Ariel De León-Mackey, Romina Trinchin, Mariano Martínez, Martín Brogger, Wilson Serra, Mariela Romanelli, Fabrizio Scarabino, Alejandro Tablado

Asteroidea (Echinodermata) from Uruguay (SW Atlantic): an annotated checklist and zoogeographic considerations

Zoology

The diversity of Asteroidea from the Southwestern Atlantic between 30° S and 40° S (southern Brazil, Uruguay, and northern Argentinean wate...

Review:

This paper presents a much-needed compilation and analysis of Asteroidea (sea stars) from Uruguayan waters, a region where existing knowledge has rema...

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Cintia Pamela Fraysse, Analía Fernanda Pérez, Ayelén Mattenet, Malena Pfoh, Claudia Clementina Boy

Oral brooding (Anasterias antarctica) versus internal brooding (Diplopteraster verrucosus): Contrasting strategies of the brooded juveniles for full development

Zoology

Both sea star species in this study are brooders from the South Atlantic. Anasterias antarctica displays a complex reproductive cycle invol...

Review:

This study offers a compelling comparative analysis of two distinct brooding strategies in South Atlantic sea stars, *Anasterias antarctica* (oral bro...

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Analía Pérez, Cintia Fraysse, Malena Pfoh, Claudia Boy

Development patterns and oxidative metabolismof antarctic sea stars

Zoology

Sea stars exhibit different development patterns that comprise indirect and direct development, including pelagic or benthic larvae, and pl...

Review:

This manuscript presents a fascinating investigation into the interplay between diverse reproductive strategies and oxidative metabolism in Antarctic...

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Florencia Di Marco, Sebastian Giaccomino, Laura López Greco, Ximena González Pisani

External malformations in the green sea urchin Arbacia dufresnii (Blainville, 1825) in populations from Golfo Nuevo, Patagonia, Argentina

Ecology

Malformations in sea urchins can manifest in various forms, often influenced by environmental and biological factors. Adult Arbacia dufresn...

Review:

This report, "External malformations in the green sea urchin *Arbacia dufresnii* (Blainville, 1825) in populations from Golfo Nuevo, Patagonia, Argent...

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Gabriel Mario Martin

A chronology of the genus Thylamys (Didelphidae, Thylamyini), with emphasis in the forms occurring in Argentina

Zoology

The genus Thylamys includes several species of small mouse opossums living predominantly in arid and semi-arid regions of South America. In...

Review:

This manuscript provides a timely and much-needed comprehensive review of the genus *Thylamys*, with a specific focus on the complex taxonomic landsca...

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Mercedes Vera Piombo, Marisa Avaro, Augusto Crespi-Abril, Tamara Rubilar

The composition of fatty acids in female gametes of Arbacia dufresnii (Arbaciidae: arbacioida) in the population of Bahía Norte, Nuevo gulf indicates good nutritional conditions

Ecology

Here we study the population of Arbacia dufresnii in two locations within Nuevo Gulf (Bahía Norte and Punta Cuevas), Argentina, focusing on...

Review:

This study presents a thorough and methodologically sound investigation into the population dynamics and nutritional ecology of *Arbacia dufresnii* in...

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Luciano Protti Cosenza, Maria Jimena Franco, Mariana Brea

Colección de referencia de maderas carbonizadas de especies arbóreas del bosque en galería del Parque Nacional Pre- Delta, Entre Ríos, Argentina: su importancia en los estudios arqueobotánicos

Botany

El Parque Nacional Pre-Delta (PNPD) en Entre Ríos, Argentina, es una zona protegida que alberga una composición específica de especies vege...

Review:

This paper presents a valuable and foundational contribution to archaeobotanical research in Argentina, focusing on the establishment of a reference c...