A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina
Late Miocene fluvial strata of the Palo Pintado Formation are broadly exposed to the northwest of the town of Angastaco, Salta province, Northwest of Argentina. These strata accumulated in the extensional Angastaco Basin. Recent field work at the Palo Pintado Formation (late Miocene), Valle Calchaqu...
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Servicio Nacional de Geología y Minería (SERNAGEOMIN)
2015
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oai:scielo:S0718-710620150001000042015-03-12A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of ArgentinaReguero,Marcelo ACandela,Adriana MGalli,Claudia IBonini,RicardoVoglino,Damián Eastern Cordillera Palo Pintado Formation Valle Calchaquí Late Miocene Hegetotheriidae Paedotherium Late Miocene fluvial strata of the Palo Pintado Formation are broadly exposed to the northwest of the town of Angastaco, Salta province, Northwest of Argentina. These strata accumulated in the extensional Angastaco Basin. Recent field work at the Palo Pintado Formation (late Miocene), Valle Calchaquí, Salta province, Argentina has provided fossil remains that greatly increased the knowledge of the faunal assemblage of this site. A number of notoungulates and rodents were collected. A partial left jaw was collected at Quebrada Penas Blancas along the west bank of the Río Calchaquí. Morphological and morphometric comparisons permit referral of this specimen to a new species of hegetotheriid notoungulate Paedotherium kakai sp. nov. It represents the first report of Paedotherium for the Eastern Cordillera and one of the few well-documented occurrences of this genus outside of middle-high latitudes Argentina. The widespread geographic range of Paedotherium, combined with its restricted temporal range, suggest it may be one of the most useful biostratigraphic indicator taxa for Neogene faunas. Paedotherium kakai would have been a mixed feeder that lived in gallery forests, feeding close to water bodies of a system river and lagoons, in food plains developed under humid and subtropical climate.info:eu-repo/semantics/openAccessServicio Nacional de Geología y Minería (SERNAGEOMIN)Andean geology v.42 n.1 20152015-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-71062015000100004en10.5027/andgeoV42n1-a04 |
institution |
Scielo Chile |
collection |
Scielo Chile |
language |
English |
topic |
Eastern Cordillera Palo Pintado Formation Valle Calchaquí Late Miocene Hegetotheriidae Paedotherium |
spellingShingle |
Eastern Cordillera Palo Pintado Formation Valle Calchaquí Late Miocene Hegetotheriidae Paedotherium Reguero,Marcelo A Candela,Adriana M Galli,Claudia I Bonini,Ricardo Voglino,Damián A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina |
description |
Late Miocene fluvial strata of the Palo Pintado Formation are broadly exposed to the northwest of the town of Angastaco, Salta province, Northwest of Argentina. These strata accumulated in the extensional Angastaco Basin. Recent field work at the Palo Pintado Formation (late Miocene), Valle Calchaquí, Salta province, Argentina has provided fossil remains that greatly increased the knowledge of the faunal assemblage of this site. A number of notoungulates and rodents were collected. A partial left jaw was collected at Quebrada Penas Blancas along the west bank of the Río Calchaquí. Morphological and morphometric comparisons permit referral of this specimen to a new species of hegetotheriid notoungulate Paedotherium kakai sp. nov. It represents the first report of Paedotherium for the Eastern Cordillera and one of the few well-documented occurrences of this genus outside of middle-high latitudes Argentina. The widespread geographic range of Paedotherium, combined with its restricted temporal range, suggest it may be one of the most useful biostratigraphic indicator taxa for Neogene faunas. Paedotherium kakai would have been a mixed feeder that lived in gallery forests, feeding close to water bodies of a system river and lagoons, in food plains developed under humid and subtropical climate. |
author |
Reguero,Marcelo A Candela,Adriana M Galli,Claudia I Bonini,Ricardo Voglino,Damián |
author_facet |
Reguero,Marcelo A Candela,Adriana M Galli,Claudia I Bonini,Ricardo Voglino,Damián |
author_sort |
Reguero,Marcelo A |
title |
A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina |
title_short |
A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina |
title_full |
A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina |
title_fullStr |
A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina |
title_full_unstemmed |
A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina |
title_sort |
new hypsodont notoungulate (hegetotheriidae, pachyrukhinae) from the late miocene of the eastern cordillera, salta province, northwest of argentina |
publisher |
Servicio Nacional de Geología y Minería (SERNAGEOMIN) |
publishDate |
2015 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-71062015000100004 |
work_keys_str_mv |
AT regueromarceloa anewhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT candelaadrianam anewhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT galliclaudiai anewhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT boniniricardo anewhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT voglinodamian anewhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT regueromarceloa newhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT candelaadrianam newhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT galliclaudiai newhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT boniniricardo newhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina AT voglinodamian newhypsodontnotoungulatehegetotheriidaepachyrukhinaefromthelatemioceneoftheeasterncordillerasaltaprovincenorthwestofargentina |
_version_ |
1714205848032509952 |