Chimaeroid fishes (Chondrichthyes, Holocephali) from the Neogene of Bahía Inglesa Formation (Atacama, Chile).
Peces Chimaeriformes (Chondrichthyes, Holocephali) del Neogeno de la Formacion Bahia Inglesa (Region de Atacama, Chile).
Author
Suarez, Mario E.
Lamilla, Julio
Marquardt, Carlos
Full text
http://www.andeangeology.cl/index.php/revista1/article/view/V31n1-a0610.5027/andgeoV31n1-a06
Abstract
The first record of Neogene holocephalan chondrichthyans fishes from the Bahía Inglesa Formation is documented. The new material is Middle Miocene-Late Miocene in age and comprises two dental plates coming from fossiliferous beds located to the southeast of southern Caldera. Based on its characteristic features and comparison with living and other fossil callorhynchids the plates are assigned to Callorhinchus sp. Se describen los primeros restos fosiles de peces condrictios holocefalos para el Neogeno de la Formacion Bahia Inglesa, Atacama, Chile. El material comprende una placa dental palatina y un mandibular que fueron recolectados al sureste de Caldera desde niveles fosiliferos asignados al Mioceno Medio-Mioceno tardio. Rasgos morfologicos caracteristicos y comparaciones con otras placas de quimeras callorrinquidas, actuales y fosiles, permiten designar el material como Callorhinchus sp.