Results 141 to 150 of about 58,643 (272)

Facies Patterns and Conodont Biogeography in Arctic Alaska and the Canadian Arctic Islands: Evidence against Juxtaposition of These Areas during Early Paleozoic Time [PDF]

, 2000
Bradley, D. C., de Freitas, T. A., Dumoulin, J. A., Harris, A. G.   +3 more
core  

Ancient seabed checkerboard: How setae shaped spatial distributions of Silurian brachiopods. [PDF]

Proc Natl Acad Sci U S A
Huang B, Rong J.
europepmc   +1 more source

Tempo of the Late Ordovician mass extinction controlled by the rate of climate change. [PDF]

Sci Adv
Zhang Z, Yang C, Sahy D, Zhan RB, Wu RC, Li Y, Deng Y, Huang B, Condon DJ, Rong J, Li XH.   +10 more
europepmc   +1 more source

Proto-Tethyan tectonics in East China: a revisit. [PDF]

Natl Sci Rev
Meng QR, Wu GL, Wan B, Zhu RX, Duan L, Wang B, Hu JM.   +6 more
europepmc   +1 more source

The early Ludfordian leintwardinensis graptolite event and the Gorstian-Ludfordian boundary in Bohemia (Silurian, Czech Republic) [PDF]

, 2014
Loydell, David K., Manda, Štěpán, Štorch, Petr   +2 more
core   +2 more sources

Volcanism and basalt weathering drove Ordovician climatic cooling. [PDF]

Nat Commun
Zhao H, Zhang L, Algeo TJ, Lyu Z, Wang X, Hao F.   +5 more
europepmc   +1 more source

The first leech body fossil predates estimated hirudinidan origins by 200 million years. [PDF]

PeerJ
de Carle D, Iwama RE, Wendruff AJ, Babcock LE, Nanglu K.   +4 more
europepmc   +1 more source

New crinoids from the Baltic region (Estonia): fossil tip‐dating phylogenetics constrains the origin and Ordovician–Silurian diversification of the Flexibilia (Echinodermata)

, 2017
D. Wright, U. Toom
semanticscholar   +1 more source

Evolution of Insect Pollination Before Angiosperms and Lessons for Modern Ecosystems. [PDF]

Insects
Negri I, Toledo ME.
europepmc   +1 more source

Bassonia hakelensis (BASSON) nov. comb., a rare non-calcareous marine alga from the Cenomanian (Upper Cretaceous) of Lebanon [PDF]

, 2004
Krings, Michael, Mayr, Helmut
core   +1 more source