Results 61 to 70 of about 2,442 (222)

Goldius angusticalix Sp. Nov. (Trilobita, Scutelluidae) from the Couvin Formation (Middle Devonian) in Belgium, with a preliminary list of Scutelluid Species from the Ardennes [PDF]

open access: yes, 2010
Scutelluids are rare trilobites in the Devonian of the Ardennes (Belgium, France). Goldius angusticalix sp. nov. and Scabriscutellum sp. A are recorded from the Couvin Formation (lower Eifelian) in Nismes, Belgium.
De Wilde, B., Van Viersen, A.P.
core  

Abnormal trilobites from the Silurian and Devonian of Europe

open access: yesActa Palaeontologica Polonica
Malformed trilobites have been documented in deposits ranging from the Cambrian to the Permian. Continued examination of novel malformed specimens provides insight into how trilobites recovered from injuries, experienced genetic abnormalities, and ...
Russell D.C. Bicknell   +3 more
doaj   +1 more source

Zwei mißgebildete Pygidien von Illaeniden (Trilobita) aus ordovizischen Geschieben [PDF]

open access: yes, 2012
Aus ordovizischen Geschieben des Kies-Sand-Rückens ,Laer-Heide' (Landkreis Osnabrück; NW-Deutschland) werden 2 mißgebildete Pygidien von IlIaeniden (Trilobita) beschrieben: Ein vergleichsweise dünnschaliges Pygidium von lIIaenus jevensis HOLM 1886 weist ...
Schöning, Heinrich
core  

The Cambrian System in Northwestern Argentina : stratigraphical and palaeontological framework [PDF]

open access: yes, 2003
Cambrian sequences are widespread in the early Paleozoic of the Central Andean Basin. Siliciclastic sediments dominate these sequences although several minor occurrences of carbonates and volcanic rocks have been observed.
Aceñolaza, G. F.   +3 more
core   +2 more sources

Revisión sistemática y bioestratigrafía del género Alueva Sdzuy, 1961 (Ellipsocephalidae, Trilobita, Cámbrico). [PDF]

open access: yes, 2013
Se revisa la sistemática del género Alueva Sdzuy, 1961 y de las tres especies incluidas en él: Alueva undulata Sdzuy, 1961, Alanisia hastata Sdzuy, 1958, y Strenuaeva sampelayoi moratrix Sdzuy, 1958, todas ellas definidas en la localidad zaragozana de ...
Dies Álvarez, M. E.   +2 more
core   +1 more source

Late Devonian (Frasnian) Asteropygine trilobites from the Frasnes area, southern border of Dinant synclinorium, Belgium [PDF]

open access: yes, 2011
The Frasnian representatives of Asteropyginae in the Frasnes area (south Belgium) have long been relatively well-documented when compared to other trilobites in the Devonian of the Ardennes (Belgium, northern France).
Bignon, A., Van Viersen, A.P.
core  

Ordovician paleobiogeography of the Suborder Cheirurina (Trilobita)

open access: hybridPalaeogeography, Palaeoclimatology, Palaeoecology
Francesc Pérez‐Peris   +2 more
openalex   +2 more sources

Late Middle Cambrian fossils from Beaconsfield, Tasmania [PDF]

open access: yes, 1980
The only known Cambrian fauna of the Beaconsfield Trough has a late Middle Cambrian (PtychQgnostus nathorsti or Lejopyge laevigata Zone) age; it occurs 4.5 km south-west of Beaconsfield, northern Tasmania.
Jago, JB
core   +3 more sources

Desenvolvimento de Atividade Lúdica para o Auxílio do Ensino e Divulgação Científica da Paleontologia. [PDF]

open access: yes, 2007
Herein is described the development of a ludical activity in Paleontology with the purpose to apply the concepts of the geological time and the processes that occurred along the history of the Earth. This activity,that was teste in the event “Bio na Rua”
Ana Carolina Fortes Bastos   +3 more
core   +2 more sources

Late Cambrian brachiopods from the Denison Range, southwestern Tasmania [PDF]

open access: yes, 1989
Eight unnamed species of brachiopods and one indetenninate hyolithid species are described and figured from three stratigraphic intervals within the early Late Cambrian Singing Creek Formation, Denison Range, southwestern ...
Jago, JB
core   +3 more sources

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