Results 21 to 30 of about 104 (62)

Ontogeny, Systematics and Soft-Part Anatomy of Early Cambrian Trilobites from South Australia [PDF]

open access: yes, 2020
The Cambrian, explosion, is one of the most important events in the history of life on Earth. Much of the higher level taxonomic diversity recognised in metazoan animals appeared during this period, and it is at this time that we see the rapid ...
Holmes, James Dougal
core  

Agnostoid trilobites and biostratigraphy of the middle Cambrian Manuels River Formation in the type locality at Conception Bay South, Newfoundland, Canada [PDF]

open access: yes, 2016
Agnostoid trilobites from the type locality of the middle Cambrian (Series 3, Drumian) Manuels River Formation, Newfoundland, Canada, are described systematically. The fauna consists of 1408 specimens, collected bed-by-bed.
Hildenbrand, Anne
core   +1 more source

Complex axial growth patterns in an early Cambrian trilobite from South Australia [PDF]

open access: yes, 2021
The exceptional fossil record of trilobites provides our best window on developmental processes in early euarthropods, but data on growth dynamics are limited. Here, we analyse post-embryonic axial growth in the Cambrian trilobite Estaingia bilobata from
Garcia-Bellido, D.C.   +2 more
core   +2 more sources

A new representative of the lichid genus Ohleum (Trilobita) from the Eifelian (Middle Devonian) of southern Belgium [PDF]

open access: yes, 2012
Trilobites of the family Lichidae are relatively poorly diversified within the Eifelian mixed siliciclastic-carbonate succession of the southern margin of the Dinant Synclinorium (Belgium).
Bonino, E, Mottequin, B., Taghon, P.G.
core  

Unraveling the Phylogenetic Relationships of the Eccoptochilinae, an Enigmatic Array of Ordovician Cheirurid Trilobites [PDF]

open access: yes, 2012
The Cheiruridae are a diverse group of trilobites and several subfamilies within the clade have been the focus of recent phylogenetic studies. This paper focuses on the relationships of one of those subfamilies, the Ordovician Eccoptochilinae. We analyze
A Pribyl   +28 more
core   +3 more sources

Early Silurian (Llandovery) Trilobite fauna from [PDF]

open access: yes, 2020
The aim of this study is to analyze the assemblage of trilobites in the Silurian sequences of Iran by exploring stratigraphic section of the Silurian Niur Formation (Asadli section).
Hamed Ameri
core   +1 more source

Cambrian stratigraphy of Jordan [PDF]

open access: yes, 2014
The lower and middle Cambrian succession (Ram Group) in Jordan is described in lexicon-style format to document an important phase of Earth history following the uplift and erosion of the Arabian-Nubian Shield (Aqaba Complex) during the late ...
Abed, Abdulkader M.   +2 more
core   +1 more source

JOIN 2016 : I Encontro Internacional de Jovens Investigadores : Atas [PDF]

open access: yes, 2017
I Encontro Internacional de Jovens Investigadores, "JOIN 2016". Ponta Delgada, Universidade dos Açores, 15 e 16 de abril de 2016.[…]. O objetivo de qualquer processo investigativo é construir conhecimento.
González, Pedro Francisco, Org.   +1 more
core  

Ontogeneze vybraných taxonů trilobitů a agnostoidů ze středního kambria barrandienské oblasti [PDF]

open access: yes, 2017
Předkládaná práce se zabývá ontogenezí trilobitů a agnostidů, pocházejících ze skryjsko- týřovické a příbramsko-jinecké pánve (Kambrium, Barrandien, Český masiv).
Laibl, Lukáš
core  

Early Carboniferous trilobite remains from limestones of the Dębnik Anticline, southern Poland [PDF]

open access: yes, 2014
The presence of proetid trilobites remnants is reported for the first time from the early Carboniferous limestones of the Dębnik Anticline outcropped in the Racławka valley, the eastern part of the Upper Silesian Block (southern part of the Cracow Upland)
Bąk, Krzysztof   +2 more
core   +2 more sources

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