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Featured researches published by Roxana Cattáneo.


The Holocene | 2014

Holocene (~4.5–1.7 cal. kyr BP) paleoenvironmental conditions in central Argentina inferred from entire-shell and intra-shell stable isotope composition of terrestrial gastropods

Yurena Yanes; Andrés Darío Izeta; Roxana Cattáneo; Thiago Costa; Sandra Gordillo

The isotopic fingerprint of terrestrial gastropods has been increasingly used as a credible natural paleoenvironmental archive. Most published work has used this proxy at tropical and temperate latitudes of the Northern Hemisphere, and focused on entire-shell analysis. The present study provides entire-shell and intra-shell isotopic profiles to infer average and seasonal late Holocene environmental conditions in central Argentina (30°S). Shells of Plagiodontes daedaleus (Gastropoda: Odontostomidae) were retrieved from the Alero Deodoro Roca–Sector B site, one of the few archaeological sites in central Argentina rich in shells collected by pre-Hispanic hunter-gatherer groups. Ancient entire shells exhibited values that were ~2.5‰ higher in δ13C and ~1.8‰ higher in δ18O than modern individuals, pointing to higher abundance of C4 plants and overall drier conditions (lower relative humidity and/or higher rain δ18O) during 4.5–1.7 cal. kyr BP than today, in agreement with published regional proxies. Intra-shell isotopic profiles suggest that modern and fossil specimens deposited their shells throughout two-to-three summer/winter cycles. Intra-shell δ18O values varied ~5‰, matching with the seasonal variation of rain δ18O values. The extent of seasonality was similar during 4.5–1.7 cal. kyr BP and today. Intra-shell δ13C values varied ~2–3‰ and did not portray distinct seasonal cycles, depicting minimal seasonal variations in the snail diet. This work illustrates that South American terrestrial gastropods have great potential for paleoenvironmental studies.


Magallania (punta Arenas) | 2013

ANÁLISIS COMPARATIVO DE DESECHOS DE TALLA EN CONTEXTOS DEL PLEISTOCENO FINAL/HOLOCENO TEMPRANO DE CHILE Y ARGENTINA

Nora Flegenheimer; Roxana Cattáneo

RESUMENSe presenta el analisis comparativo de conjuntos de desechos de talla litica provenientes de sitios tempranos de la region pampeana argentina y de la Patagonia chilena asociados a puntas de proyectil tipo Fell 1 o cola de pescado. El objetivo es avanzar en la discusion sobre las formas de organizarse y sobre la vinculacion entre practicas sociales y lugares en el pasado. Para ello se aplica la metodologia de analisis nodular minimo (Larson & Kornfeld 1997) y el analisis no tipologico que se basa en modelos de extraccion de lascas (Ingbar et al. 1989). Los resultados se discuten en relacion a aquellos ya obtenidos aplicando otra metodologia en el caso pampeano y se los consideran una exploracion util del caso patagonico. En la vision comparativa de los resultados resalta la discontinuidad de las trayectorias en todos los conjuntos, ya que practicamente solo un segmento de la secuencia de manufactura esta representado en cada sitio. Tambien resalta la semejanza en las curvas obtenidas para Cueva Fell, Cerro El Sombrero Abrigo 1 y Cima. Se plantea que, las actividades de talla sobre distintas materias primas desarrolladas en cada sitio parecen estar en gran medida ligadas a las practicas vinculadas a ese espacio en si, y no solo a la trayectoria esperable de la roca en relacion a su calidad, disponibilidad y proveniencia. Finalmente, resulta interesante que esta modalidad sea compartida en regiones tan distantes como Pampa y el extremo sur de Patagonia por gente que tambien compartio los conocimientos necesarios para fabricar instrumentos como colas de pescado y piedras discoidales. Por ello, a partir de este trabajo proponemos que ademas de los conocimientos practicos de como realizar una tarea posiblemente se estuvieran compartiendo tambien otras cuestiones mas relacionadas a la esfera de los vinculos entre la gente y su entorno, o sea, aquellas que conciernen a la compleja trama de decisiones que implica la tecnologia entendida en su sentido amplio. PALABRAS CLAVE: desechos liticos, poblamiento temprano, tecnologia, Cono Sur.


PaleoAmerica | 2016

A Fishtail Projectile Point from the Southern Pampean Hills, Characato, Córdoba, Argentina

Roxana Cattáneo; Andrés Darío Izeta; José María Caminoa

Here we report a newly discovered Fishtail projectile point, or Fell 1 projectile-point type, from Characato valley in the southern Pampean Hills of central Argentina. It is a fluted basal stem fragment on a non-local dark red volcanic rock. Fishtail points are rare, and archaeological sites dating to the Pleistocene-Holocene transition particularly scarce, in this region; hence, this new evidence importantly establishes early human occupation through material culture.


Journal of Archaeological Science: Reports | 2018

Modern and archaeological owl pellets as paleoenvironmental and taphonomic markers in human occupation contexts in the Ongamira Valley, Córdoba, Argentina

Julián Mignino; Andrés Darío Izeta; Roxana Cattáneo


Revista del Museo de Antropología | 2017

Aproximación multiproxy a los estudios paleoambientales de la provincia de Córdoba: el Valle de Ongamira como caso

Andrés Darío Izeta; Roxana Cattáneo; Andrés Robledo; Julián Mignino


Journal of Archaeological Science: Reports | 2017

On wedges and bones: Archaeological studies of use-wear and residue analysis from Late Holocene occupations in the Southern Pampean Hills (Alero Deodoro Roca, Córdoba, Argentina)

Roxana Cattáneo; Marisa Martinelli; Andrés Darío Izeta; José María Caminoa; Thiago Costa; Andrés Robledo


The 82nd Annual Meeting of the Society for American Archaeology | 2018

Tracking Quartz: A Methodological Approach to an Elusive Type of Sources Using Chemical Characterization According to Their Geological Origin

Roxana Cattáneo; Gisela Sario; Gilda Collo; Andrés Darío Izeta; José María Caminoa


Primer Congreso Argentino de Estudios Líticos en Arqueología; Primer Congreso Argentino de Estudios Líticos en Arqueología | 2018

Variabilidad morfométrica y sistemas de fijación/enmangue en puntas triangulares a través del tiempo en Ongamira (Córdoba, Argentina).

Roxana Cattáneo; Idacor-Conicet Unc; Andrés Darío Izeta; Andrés Robledo; Marisa Martinelli


The 81st Annual Meeting of the Society for American Archaeology | 2017

Networking: digital archaeology repositories in Argentina

Andrés Darío Izeta; Roxana Cattáneo


The 81st Annual Meeting of the Society for American Archaeology | 2017

Discussing early societies Fishtail points and early social practices seen from the Southern Cone

Nora Flegenheimer; Roxana Cattáneo

Collaboration


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Andrés Darío Izeta

National University of Cordoba

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Andrés Robledo

National University of Cordoba

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José María Caminoa

National University of Cordoba

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Julián Mignino

National University of Cordoba

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Marisa Martinelli

National Scientific and Technical Research Council

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Thiago Costa

National University of Cordoba

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Gisela Sario

National Scientific and Technical Research Council

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Sandra Gordillo

National Scientific and Technical Research Council

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Yurena Yanes

University of Cincinnati

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