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Palynology and palynofacies analysis of a Silurian (Llandovery-Wenlock) marine succession from the Precordillera of western Argentina: Palaeobiogeographical and palaeoenvironmental significance
(Elsevier Science, 2016-06)
A comprehensive survey of the marine and terrestrial palynomorphs from the La Chilca Formation, exposed in the Central Precordillera of San Juan, Argentina, is presented. Twenty-four samples from the Quebrada Ancha section ...
Graptolites and trilobites from the Eusebio Ayala Formation (Hirnantian?–early Llandovery), Paraná Basin, eastern Paraguay
(John Wiley & Sons Ltd, 2013-04)
A low-diversity graptolite fauna from the upper part of the Eusebio Ayala Formation exposed in the intracratonic Paraná Basin of eastern Paraguay is reported herein. The sections studied are composed dominantly of red ...
Graptolites from the Upper Llandovery of the Talacasto area, Central Precordillera, San Juan, Argentina
(Paleontological Society, 2003-12)
Graptolites are the most important biostratigraphic tool in the study of the Silurian of the Argentine Precordillera. Since, however, the graptolites are concentrated primarily in the Lower Llandovery and Ludlow of the ...
Ascocerid cephalopods from the Hirnantian?-Llandovery stages of the southern Paraná Basin (Paraguay, South America): First record from high paleolatitudes
(Paleontological Society, 2019-01)
Ascocerid cephalopods are described for the first time from high paleolatitudes of Gondwana. Studied material was collected from the Hirnantian?-Llandovery strata of the Eusebio Ayala and Vargas Peña formations, Paraná ...
CHRONOSTRATIGRAPHIC IMPLICATIONS ABOUT DIVERSITY OF THE GENERA DEUNFFIA AND DOMASIA IN THE SILURIAN OF THE AMAZONAS BASINIMPLICAÇÕES CRONOESTRATIGRÁFICAS SOBRE A DIVERSIDADE DOS GÊNEROS DEUNFFIA E DOMASIA NO SILURIANO DA BACIA DO AMAZONAS
(Centro de Ciências Matemáticas e da Natureza, Instituto de Geociências, Universidade Feder, 2019)
The Brachiopod Dalmanella testudinaria across the End Ordovician Extinction Event in the Cuyania Terrane of Western Argentina
(Asociación Paleontológica Argentina, 2019-10)
The species Dalmanella testudinaria (Dalman) was reported thirty years ago from the Hirnantian Don Braulio Formation of the Argentinean Precordillera, but its assignment was cast in doubt by a recent revision of the species. ...