Results 51 to 60 of about 104 (62)

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  

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  

Early developmental stages of a Lower Ordovician marrellid from Morocco suggest simple ontogenetic niche differentiation in early euarthropods [PDF]

open access: yes, 2023
Bath Enright, Orla G.   +8 more
core   +1 more source

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