Alejandro Tablado

Leptychaster kerguelenensis (Echinodermata: Asteroidea) from Southwest Atlantic: Redescription and geographic distribution

Mariela V. Romanelli, Alejandro Tablado

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

Mariano Ignacio Martinez, Alejandro Tablado, Fabrizio Scarabino, Malena Pfoh et autres

Irene Bernasconi was the pioneering and world-wide recognized echinoderm specialist from Argentina. Her career, spanning nearly six decades, was marked by significant contributions to the taxonomy of echinoderms mainly from southwestern Atlantic and Antarctic Peninsula and laid the foundation for the inclusion …

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

Pablo E. Penchaszadeh, Leonardo E. Ortega, Rosario Quintero, Alvar Carranza et autres

The diversity of Asteroidea from the Southwestern Atlantic between 30°S and 40°S (southern Brazil, Uruguay and northern Argentinean waters) has been thoroughly studied since the late 19thcentury. However, like many other benthic metazoans, the existing knowledge of species particularly reported from Uruguayan …

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On the use of the R/r ratio in Asteroidea

Alejandro Tablado, Javier Angel Calcagno

The ratio between an arm length (R) and disc diameter (r) has often been used in systematic descriptions of seastars. The values of R and r indicate the size of a seastar, whereas the R/r ratio gives an idea about its shape. …

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Intertidal mussel beds from the South-western Atlantic show simple structure and uniform appearance: does environmental harshness explain the community?

Mariana Adami, Evangelina Schwindt, Alejandro Tablado, Javier Angel Calcagno et autres

Communities of the rocky mid-intertidal zone of the South-western Atlantic are uniform in appearance, dominated by dense monocultures of small-size mussels (Brachidontes rodriguezii and Perumytilus purpuratus). To explain this, two hypotheses have been advanced in the literature: environmental harshness due to high …

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Lobo Orensanz (1945-2015) y su contribución al conocimiento de los poliquetos (Annelida)

María Emilia Diez, Alejandro Tablado, Fabrizio Scarabino, Juancho Orensanz et autres

José María Orensanz, better known as 'Lobo' since his childhood, made different scientific contributions on the taxonomy of marine or estuarine annelids, as well as in ecology and artisanal fisheries of several benthic invertebrate groups.Lobo's contributions in fisheries were described elsewhere; in …

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Latin America Echinoderm Biodiversity and Biogeography: Patterns and Affinities

Ángel Pérez‐Ruzafa, Juan José Alvarado, Francisco Alonso Solís-Marín, José Carlos Hernández et autres

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Echinoderms from Argentina: Biodiversity, Distribution and Current State of Knowledge

Martín Brogger, Damián G. Gil, Tamara Rubilar, Mariano Ignacio Martinez et autres

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Leptychaster kerguelenensis (Echinodermata: Asteroidea) from Southwest Atlantic: Redescription and geographic distribution

Mariela V. Romanelli, Alejandro Tablado

Romanelli, Mariela V., Tablado, Alejandro (2011): Leptychaster kerguelenensis (Echinodermata: Asteroidea) from Southwest Atlantic: Redescription and geographic distribution. Zootaxa 2971: 59-68, DOI: 10.5281/zenodo.201534

Leptychaster kerguelenensis (Echinodermata: Asteroidea) from Southwest Atlantic: Redescription and geographic distribution

Mariela V. Romanelli, Alejandro Tablado

The only two specimens of Leptychaster spp. reported from Southwest Atlantic, were determined as L. kerguelenensis mendosus by Fisher (1940). Twelve specimens of Leptychaster kerguelenensis from Argentine continental shelf collected by the R/V Shinkai Maru, and two specimens from Kerguelen Islands collected …

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Museo Argentino de Ciencias Naturales (MACN), Buenos Aires: sea stars collection (Asteroidea, Echinodermata)

Alejandro Tablado

Sea stars collection from various Argentinian expeditions, ranging from 1920 and 1979. Data sent by Prof Alejandro Tablado.

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Population dynamics of the intertidal mytilid "Brachidontes Rodriguezii" (Bivalvia) on a rocky shore

Alejandro Tablado