Results 101 to 110 of about 3,337 (175)

Cretaceous Ammonites from the Upper Chitina Valley, Alaska

open access: yes
Recent collections from six localities near McCarthy, in the upper Chitina Valley, Alaska, contain seventeen species of ammonites that are described and illustrated in this paper. Four new species are established.
Matsumoto, Tatsuro   +2 more
core  

Nouveaux biohorizons et propositions pour le découpage biozonal ammonitique du Barrémien supérieur du Sud-Est de la France [New biohorizons and proposal for a revision of the ammonite biozonation of the Upper Barremian of southeastern France]

open access: yesCarnets de Géologie, 2008
A new ammonite biozonal scheme is proposed for the Upper Barremian of southeastern France. It takes into account faunal changes, sequence stratigraphy and historical data. Four new biohorizons are proposed.
Bert Didier   +2 more
doaj  

The Deshayesitidae Stoyanov, 1949 (Ammonoidea) of the Aptian historical stratotype region at Cassis-La Bédoule (SE France)

open access: yesCarnets de Géologie, 2006
One of the significant results of the multidisciplinary investigations carried out during recent years in the Lower Aptian historical stratotype of the Cassis-La Bédoule region (South-Eastern France) was a proposal to update the local Upper Barremian ...
Ropolo Pierre   +4 more
doaj  

2376: 4 Ammonites in Matrix Fossil Mesozoic, Cretaceous

open access: yes
This fossil is a great example of a heteromorph ammonites. Heteromorph ammonites have uncoiled shells. Ammonites, related to the modern-day nautilus, are from a group of extinct marine mollusks in the subclass Ammonoidea.
ZUHL
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Maastrichtian ammonites from the Corsicana Formation in northeast Texas

open access: yes, 1993
Previously undescribed collections of ammonites from the Corsicana Formation (Maastrichtian), the highest unit of the Cretaceous present in northeast Texas, U.S.A., include Eubaculites carinatus (Morton, 1834), Nostoceras (Nostoceras) major sp.nov ...
Cobban, WA   +2 more
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Aptian-Campanian ammonites of Hungary

open access: yes, 2007
Studies on the Cretaceous ammonites of Hungary had been started in the second half of the XIXth century with the finding of the impressive fossil assemblage of “Schichten von Nána” (HAUER 1862).
Bujtor, László   +3 more
core  

Ammonite Religion

open access: yes
Centered on the region around the modern city of Amman, Jordan, the tribally organized, agropastoralist society of the Ammonites (literally, "the sons of Ammon") flourished during the Iron Age II (ca. 1000–500 BCE), and especially in the latter half of this period.
openaire   +2 more sources

Descripción de Las conchas de los ammonites

open access: yes, 2018
Enlace de la retransmisión de la actividad: https://go.ivoox.com/rf/24344638 Diseño de la tarjeta: Muñoz Fernández, JesúsLas conchas de los ammonites es una exposición cedida por la Asociación Paleontológica Alcarreña NAUTILUS.
García Gil, Pablo Antonio
core  

Ammonites, clinos tafonómicos y ambientes sedimentarios

open access: yes, 1997
El estado de conservación y la distribución de las asociaciones registradas de ammonites permiten interpretar los ambientes sedimentarios de las plataformas epicontinentales mesozoicas.
Fernández López, Sixto Rafael
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Maastrichtian ammonites from the United Arab Emirates-Oman border region

open access: yes, 1995
The ammonites described are from the late Cretaceous Qahlah and Simsima Formations of the United Arab Emirates-Oman border region and come from two collections. Some of the specimens were collected by Dr. P.W.
Kennedy, WJ, Kennedy, William
core  

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