Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica
The Otodus genus and its species have been recorded in Southern Central America since the Eocene epoch, its remains are associated with calcareous or clastic sediments typical of sublitoral or inner neritic environments. One of these geological formations is Santa Teresa Fm. with a Middle Miocene to...
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Universidad de Costa Rica
2021
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RGAC497592023-09-13T00:13:23Z New records of Otodontidae Glickman 1964B (Chondrichthyes) from Southern Nicoya Peninsula, Puntarenas, Costa Rica Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica Laurito, César A. Valerio, Ana L. Calvo, Cristian Otodus (Megaselachus) chubutensis Otodus (Megaselachus) megalodon Santa Teresa Formation Middle Miocene – Lower Pliocene Costa Rica Otodus (Megaselachus) chubutensis Otodus (Megaselachus) megalodon Formación Santa Teresa Mioceno Medio – Plioceno Inferior Costa Rica El género Otodus y sus especies han sido registradas en el sur de América Central desde el Eoceno, sus restos están asociadas a sedimentos calcáreos o clásticos propios de ambientes sublitorales y neríticos internos. Una de esas formaciones geológicas es la Fm. Santa Teresa con un rango de edad Mioceno Medio – Plioceno Inferior, aflorante en la margen pacífica y las partes altas del extremo sur de la Península de Nicoya, donde se habían reportado y descrito con anterioridad una serie de hallazgos de Otodus (Megaselachus) chubutensis y Otodus (Megaselachus) megalodon. A lo largo de varias décadas, restos dentales asociados al género Otodus se han venido registrando en el Sur de la península de Nicoya, algunos constituyen hallazgos fortuitos y algunos incluso fuera de contexto geológico. Sin embargo, las ubicaciones dadas por las personas que hicieron los hallazgos, permiten establecer con algún grado de certeza las unidades sedimentarias de donde las muestras procedían, permitiéndonos incrementar el conocimiento, abundancia y diversidad del registro fósil de estos tiburones gigantes. The Otodus genus and its species have been recorded in Southern Central America since the Eocene epoch, its remains are associated with calcareous or clastic sediments typical of sublitoral or inner neritic environments. One of these geological formations is Santa Teresa Fm. with a Middle Miocene to Lower Pliocene age range, outcropping in the Pacific margin and the elevated parts at the southern end of the Nicoya Peninsula, where a series of finds of Otodus (Megaselachus) chubutensis and Otodus (Megaselachus) megalodon had been previously reported. Over several decades, dental remains associated with Otodus genus have been recorded at Southern Nicoya Peninsula, fortuitous finds, some of them without direct geological context. However, the locations given by the people who made the findings, allow us to establish with some degree of certainty the sedimentary units from which the samples came, allowing us to increase the knowledge of the abundance and diversity of the fossil record of these giant sharks. Universidad de Costa Rica 2021-10-08 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Article text/html application/pdf application/epub+zip https://revistas.ucr.ac.cr/index.php/geologica/article/view/49759 10.15517/rgac.v66i0.49759 Revista geológica de América central; Vol. 66 (2022): January-June; 1-14 Revista geológica de América central; Vol. 66 (2022): Enero-Junio; 1-14 2215-261X 0256-7024 spa https://revistas.ucr.ac.cr/index.php/geologica/article/view/49759/52405 https://revistas.ucr.ac.cr/index.php/geologica/article/view/49759/49792 https://revistas.ucr.ac.cr/index.php/geologica/article/view/49759/52404 Derechos de autor 2023 César A. Laurito, Ana L. Valerio, Cristian Calvo https://creativecommons.org/licenses/by-nc-sa/3.0/cr/ |
institution |
Universidad de Costa Rica |
collection |
Revista Geológica de América Central |
language |
spa |
format |
Online |
author |
Laurito, César A. Valerio, Ana L. Calvo, Cristian |
spellingShingle |
Laurito, César A. Valerio, Ana L. Calvo, Cristian Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica |
author_facet |
Laurito, César A. Valerio, Ana L. Calvo, Cristian |
author_sort |
Laurito, César A. |
description |
The Otodus genus and its species have been recorded in Southern Central America since the Eocene epoch, its remains are associated with calcareous or clastic sediments typical of sublitoral or inner neritic environments. One of these geological formations is Santa Teresa Fm. with a Middle Miocene to Lower Pliocene age range, outcropping in the Pacific margin and the elevated parts at the southern end of the Nicoya Peninsula, where a series of finds of Otodus (Megaselachus) chubutensis and Otodus (Megaselachus) megalodon had been previously reported. Over several decades, dental remains associated with Otodus genus have been recorded at Southern Nicoya Peninsula, fortuitous finds, some of them without direct geological context. However, the locations given by the people who made the findings, allow us to establish with some degree of certainty the sedimentary units from which the samples came, allowing us to increase the knowledge of the abundance and diversity of the fossil record of these giant sharks. |
title |
Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica |
title_short |
Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica |
title_full |
Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica |
title_fullStr |
Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica |
title_full_unstemmed |
Nuevos registros de Otodontidae Glickman 1964B (Chondrichthyes) para el sur de la Península de Nicoya, Puntarenas, Costa Rica |
title_sort |
nuevos registros de otodontidae glickman 1964b (chondrichthyes) para el sur de la península de nicoya, puntarenas, costa rica |
title_alt |
New records of Otodontidae Glickman 1964B (Chondrichthyes) from Southern Nicoya Peninsula, Puntarenas, Costa Rica |
publisher |
Universidad de Costa Rica |
publishDate |
2021 |
url |
https://revistas.ucr.ac.cr/index.php/geologica/article/view/49759 |
work_keys_str_mv |
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