Results 41 to 50 of about 927 (147)

Linked collectors and determiners for: The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea).

open access: yes
Natural history specimen data linked to collectors and determiners held within, "The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)". Claims or attributions were made on Bionomia by volunteer Scribes, <
Bionomia
core   +4 more sources

El Aaleniense en el área de Talveila (Soria). Bioestratigrafía y evolución sedimentaria

open access: yesEstudios Geologicos, 1986
En el área de Talveila, en el tramo litológico correspondiente al intervalo de tiempo que va desde el Toarciense superior hasta el Bajociense inferior, se han distinguido una serie de secuencias sedimentarias separadas por discontinuidades más O menos ...
S. Ureta, A. Goy
doaj   +1 more source

Exploring the limits of morphospace: Ontogeny and ecology of late Viséan ammonoids from the Tafilalt, Morocco [PDF]

open access: yesActa Palaeontologica Polonica, 2016
Early late Viséan ammonoid assemblages in Morocco are composed of diverse and well-preserved specimens. The material was found in a plain in the Tafilalt (eastern Anti-Atlas).
Christian Klug   +2 more
doaj   +1 more source

Microborings in mid Cretaceous fish teeth [PDF]

open access: yes, 1999
Fish teeth and other remains from the British Cretaceous contain abundant evidence for post-mortem colonization by endolithic organisms. The borings are here recognised as occurring in three morphotypes, including a flask-shaped form not previously ...
Veltkamp, K.J.   +5 more
core   +1 more source

Fig. 18. Pharciceras kayseri Wedekind, 1918. A in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)

open access: yes, 2021
Fig. 18. Pharciceras kayseri Wedekind, 1918. A. Specimen MB.C.3630 (Ahlburg Coll.) from Oberscheld (Königszug Mine). B. Specimen MB.C.30235.1, probably from Oberscheld. C. Specimen MB.C.30235.2, probably from Oberscheld. D.
Korn, Dieter, Bockwinkel, Jürgen
core   +1 more source

New findings of rhyncholites in the Middle and Upper Jurassic of Crimea

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2019
Until now thefindingsof rhyncholites from the Jurassic marine sediments of Crimea were very scarce. In both the Oxfordian and Kimmeridgian of Crimea, rhyncholites were never found despite the fact that in Western and Central Europe they are very numerous
A. A. Mironenko, V. N. Komarov
doaj   +1 more source

Fig. 11 in The early gephuroceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)

open access: yes, 2022
Fig. 11. Ponticeras materni sp. nov. A. Holotype MB.C.22159 (Koch Coll.) from Oberscheld (Volpertseiche Mine). B. Paratype MB.C.22175 (Zimmermann 1936 Coll.) from Oberscheld (Prinzkessel Mine). C. Paratype MB.C.22178 (Kauth Coll.) from Dillenburg.
Korn, Dieter, Bockwinkel, Jürgen
core   +1 more source

The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)

open access: yesEuropean Journal of Taxonomy, 2021
The ammonoids of the suborder Pharciceratina from the Red Ironstone Formation of the area around Dillenburg (eastern Rhenish Mountains) are revised, mainly based on historical collections stored in the Museum für Naturkunde, Berlin.
Dieter Korn, Jürgen Bockwinkel
doaj   +1 more source

NORIAN AMMONOIDS FROM THE NAYBAND FORMATION (IRAN) AND THEIR BEARING ON LATE TRIASSIC SEDIMENTARY AND GEODYNAMIC HISTORY OF THE IRAN PLATE

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2018
A Middle Norian (Alaunian 2) ammonoid assemblage from north of Esfahan (Central Iran) is described and chronostratigraphically evaluated. Formerly known as Distichites fauna, it represents a geographically widely distributed and stratigraphically ...
LEOPOLD KRYSTYN   +3 more
doaj   +1 more source

The tornoceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)

open access: yesEuropean Journal of Taxonomy, 2022
The ammonoids of the suborder Tornoceratina from the Middle to Late Devonian Red Ironstone Formation of the area around Dillenburg (eastern Rhenish Mountains) are revised, mainly based on historical collections stored in the Museum für Naturkunde ...
Dieter Korn, Jürgen Bockwinkel
doaj   +1 more source

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