Results 121 to 130 of about 1,389 (158)

Reply to Huang et al.: Debunking the Sangdanlin myth. [PDF]

open access: yesProc Natl Acad Sci U S A
Meng J   +10 more
europepmc   +1 more source

Evolutionary implications of a deep-time perspective on insect pollination. [PDF]

open access: yesBiol Rev Camb Philos Soc
Peris D   +10 more
europepmc   +1 more source

Astronomical tuning of the Aptian Stage

2021
<p>We present a new astronomical tuning for the Aptian stage, based on the combined record of the Piobbico Core (Umbria-Marche Basin, central Italy - this study) and the Cismon Core (Belluno Basin, northwestern Italy - Malinverno et al., 2010).
Gabriele Gambacorta   +5 more
openaire   +2 more sources

An ocean‐facing Aptian–Albian carbonate margin, Oman

Sedimentology, 2001
A high‐energy Aptian–Albian platform margin in northern Oman fronted onto an open oceanic basin, making the area a valuable analogue for coeval guyot margins. Most similar aged carbonate margins described in the literature faced either intracratonic or minor oceanic basins.
A. Immenhauser   +4 more
openaire   +2 more sources

Aptian–Cenomanian echinoids from northern Sinai, Egypt

Cretaceous Research, 2021
Abstract Aptian–lower Cenomanian sedimentary rocks, assigned to the Risan Aneiza and Halal formations and exposed in northern Sinai yield rich, well-preserved echinoid assemblages. Thirty-two species (16 regular and 16 irregular), in 27 genera, have been identified and are here systematically described from the Gebel El Tourkumanyia and Wadi El Karm ...
openaire   +1 more source

English Aptian Terebratulidae

1959
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Aptian anoxia in the Pacific Basin

Geology, 1989
Marine strata of Aptian age in the Pacific Basin include two distinct levels that represent episodes during which sediments rich in organic carbon were deposited. Both episodes lasted less than 1 m.y., as revealed in strata deposited atop submerged topographic highs.
openaire   +1 more source

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