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Autore: | Ash Sidney R. <1928-> |
Titolo: | North American species of Tempskya and their stratigraphic significance / / by Sidney R. Ash and Charles B. Read; with a section on stratigraphy and age of the Tempskya-bearing rocks of southern Hidalgo County, New Mexico, by Robert A. Zeller, Jr |
Pubblicazione: | Washington : , : United States Department of the Interior, Geological Survey, , 1976 |
Descrizione fisica: | 1 online resource (iii, 42 pages) : illustrations, maps |
Soggetto topico: | Paleobotany - Cretaceous |
Paleobotany - New Mexico - Hidalgo County | |
Ferns, Fossil | |
Geology, Stratigraphic - Cretaceous | |
Cretaceous Geologic Period | |
Geology, Stratigraphic | |
Paleobotany | |
Soggetto geografico: | New Mexico Hidalgo County |
Persona (resp. second.): | ReadC. B. |
ZellerRobert A. | |
Note generali: | Title from title screen (viewed October 2, 2014). |
"A description of two new species of the Early Cretaceous tree fern Tempskya and a discussion of the characters and distribution of the other North American species." | |
Nota di bibliografia: | Includes bibliographical references (pages 36-40) and index. |
Titolo autorizzato: | North American species of Tempskya and their stratigraphic significance |
Formato: | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione: | Inglese |
Record Nr.: | 9910689831703321 |
Lo trovi qui: | Univ. Federico II |
Opac: | Controlla la disponibilità qui |