Results 171 to 180 of about 23,030 (252)

Hominin population bottleneck coincided with migration from Africa during the Early Pleistocene ice age transition. [PDF]

Proc Natl Acad Sci U S A
Muttoni G, Kent DV.
europepmc   +1 more source

Cambrian biostratigraphy Mackenzie Mountains and Labrador

, 1973
W H Fritz
openalex   +1 more source

First discovery of actinopterygian cutting-edged teeth from the middle Norian (Late Triassic) at the Tulong section, southern Tibet, China. [PDF]

PeerJ
Fang Z, Cheng L, Jiang H, Wu X, Lai X, Ogg JG.   +5 more
europepmc   +1 more source

A dilute sodium hydroxide technique for radiolarian extraction from cherts. [PDF]

Sci Rep
Onoue T, Hori S, Tomimatsu Y, Rigo M.
europepmc   +1 more source

The biostratigraphy of the dome arctic ventures sutherland O-23 Well

, 1978
R E Dunay, Michael J. Fisher, R J Price, P J Rauwerda, P F Sherrington   +4 more
openalex   +1 more source

A shallow-water oxygen minimum zone in an oligotrophic Tonian basin. [PDF]

Nat Commun
Sun Y, Wang W, Lang X, Guan C, Ouyang Q, Pang K, Li G, Hu Y, Shi H, Zhao X, Zhou C.   +10 more
europepmc   +1 more source

Oligocene-Miocene biostratigraphy, magnetostratigraphy, and isotopic stratigraphy of the western North Atlantic

, 1985
Kenneth G. Miller, Marie‐Pierre Aubry, M. Javed Khan, Allan J. Melillo, Dennis V. Kent, William A. Berggren   +5 more
openalex   +2 more sources

Petrographic and Molecular Characterization of Organic-Rich Mudstones with Petroleum Generative Potential from The Lower Triassic Montney Formation, Western Canada. [PDF]

ACS Omega
Becerra D, Stasiuk L, Clarkson CR, Carvajal-Ortiz H, Ghanizadeh A, Moslow T.   +5 more
europepmc   +1 more source

Mid-Cretaceous Planktonic Foraminiferal Biostratigraphy off Central Morocco, Deep Sea Drilling Project Leg 79, Sites 545 and 547

, 1984
R. M. Leckie
openalex   +1 more source