Results 41 to 50 of about 104 (62)

Cambrian stratigraphy and depositional dynamics based on the Tomten-1 drill core, Falbygden, Västergötland, Sweden [PDF]

open access: yes, 2016
The Tomten-1 drilling at Torbjörntorp in Västergötland, southern Sweden, penetrated 29.85 m of Cambrian Series 2 and 3, Furongian, and Lower and Middle Ordovician strata. The biostratigraphy, sedimentology and carbon isotope (δ[sup]13[/sup]C[sub]org[/sub]
Lundberg, Frans
core  

New olenelline trilobites from the Northwest Territories, Canada, and the phylogenetic placement of Judomia absita [PDF]

open access: yes, 2014
This is the author's accepted manuscript, the published version is available here http://www.mapress.com/zootaxa/2011/f/z02918p028f.pdfThe Early Cambrian olenelline trilobites are a diverse clade that have been the subject of several phylogenetic ...
Dilliard, Kelly A.   +3 more
core  

Stratigraphy and Palaeontology of Trilobites in Kuhbanan Formation in the Akbar-Abad Section (North of Kerman) [PDF]

open access: yes, 2010
Cambrian sedimentary facies are exposed throughout north part of Kerman region. Trilobites’ faunas are the most common invertebrate fossils within the Cambrian strata. The section is made of 217 m of sandstone, shale, limestone and dolomite.
H. Ameri
core  

Cambrian phosphatized fossils from southern China and their bearing on early metazoan evolution [PDF]

open access: yes
Richly fossiliferous nodular and thin-bedded limestones of Lower and Middle Cambrian age are widespread in southern China, and contain abundant, diverse, and exceptionally well preserved fossils.
Zhang, Xi-Guang
core  

Phylogenetic analyses of trilobites from the Cambrian and Ordovician radiations [PDF]

open access: yes, 2014
Trilobites are an ideal group used for phylogenetic studies due to their complex morphology and abundance in the Paleozoic fossil record. Because of this, trilobite phylogenetics has become an important component of understanding macroevolutionary ...
Gapp, Ian Wesley
core  

Buenellus chilhoweensis n. sp. From The Murray Shale (Lower Cambrian Chilhowee Group) Of Tennessee, The Oldest Known Trilobite From The Lapetan Margin Of Laurentia [PDF]

open access: yes, 2018
The Ediacaran to lower Cambrian Chilhowee Group of the southern and central Appalachians records the rift-to-drift transition of the newly formed Iapetan margin of Laurentia.
Hageman, Steven J.   +1 more
core  

The Eyes of Bohemian Trilobites [PDF]

open access: yes, 2011
There are trilobites of the Bohemian area, which belong to the best preserved in the world. Their compound eyes were first studied in detail by Hawle and Corda in 1847, but especially by Barrande (1852, 1872), whose original observations are still of ...
Clarkson, Euan N. K.   +1 more
core   +1 more source

Biometric Analysis of Olenellid Trilobites from the Pioche Formation (Lower Cambrian), Nevada [PDF]

open access: yes, 1998
Eight species of olenellid trilobites are present in the Lower Cambrian C-shale member of the Pioche Formation in east-central Nevada. The three most abundant of them, Olenellus (Olenellus) gilberti, Olenellus (Paedeumias) chiefensis, and ...
Sakai, Yusei
core  

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