A new specimen of Millerocaulis (Osmundales: Osmundaceae) from the Cerro Negro Formation (Lower Cretaceous), Antarctica Un nuevo especimen de Millerocaulis (Osmundales: Osmundaceae) de la Formación Cerro Negro (Cretácico Inferior), Antártida

A new specimen of Millerocaulis (Osmundales: Osmundaceae) from the Cerro Negro Formation (Lower Cretaceous), Antarctica Un nuevo especimen de Millerocaulis (Osmundales: Osmundaceae) de la Formación Cerro Negro (Cretácico Inferior), Antártida

A new petrified stem of Millerocaulis Erasmus ex Tidwell emend. Vera, collected in the Aptian Cerro Negro Formation outcrops of Livingston Island (Antarctica), is described in detail. This specimen is probably conspecific with Millerocaulis australis (Vera), from the same unit, but it is smaller tha...

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Bibliographic Details
Main Author: Ezequiel Ignacio Vera
Format: Article
Language:English
Published: Museo Argentino de Ciencias Naturales Bernardino Rivadavia; Instituto Nacional de Investigación de las Ciencias Naturales 2010-06-01
Series:Revista del Museo Argentino de Ciencias Naturales
Subjects:
Millerocaulis
Osmundaceae
Cretácico
Formación Cerro Negro
Antártida
Cretaceous
Cerro Negro Formation
Antarctica
Online Access:http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S1853-04002010000100005
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