Results 61 to 70 of about 11,832 (314)

Synonymy and stratigraphic ranges of Belemnopsis in the Heterian and Ohauan Stages (Callovian-Tithonian), southwest Auckland, New Zealand. [PDF]

open access: yes, 2003
Belemnopsis stevensi, Belemnopsis maccrawi, and Belemnopsis sp. A (Challinor 1979a) are synonymous; B. stevensi has priority. New belemnite material from Kawhia Harbour and Port Waikato, together with graphical study methods, indicates that many small ...
A. B. Challinor, Challinor, A.B.
core   +1 more source

Paleopathology of a putative colossosaurian caudal vertebra (Neosauropoda: Titanosauria) from the Presidente Prudente Formation, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies investigating paleopathologies in sauropods remain scarce despite their relative abundance in the fossil record. In this study we report new occurrence of paleopathological features, corresponding to a neoplasm found in a middle caudal vertebra (MCT.R.2120) of an advanced titanosaur from the Presidente Prudente Formation (Bauru Basin ...
Maria Luiza Peres Bertolossi   +5 more
wiley   +1 more source

Application of sequence stratigraphic concepts to the cretaceous Urgonian carbonate platform, southeast France [PDF]

open access: yes, 1992
Carbonate platforms are increasingly being studied using sequence stratigraphic concepts and models borrowed from the study of siliciclastic shelves in passive margin settings. The direct transposition of the stratigraphic model for a siliciclastic shelf
Hunt, David William
core  

Stratigraphic analysis of XES02: Implications for the sequence stratigraphic paradigm [PDF]

open access: yes, 2022
Sequence stratigraphy has the potential to provide a consistent method for integrating data, correlating strata, defining stratigraphic evolution, and generating quantifiable predictions.
Prather, Bradford E   +2 more
core   +1 more source

Simulation Study of Refraction Seismic Wave Testing for Geophysical Exploration [PDF]

open access: yesE3S Web of Conferences
This study investigates the application of the refraction seismic method for geophysical exploration in engineering geology. By analyzing time-distance curves generated from seismic wave propagation, we determined the stratigraphic velocity layers and ...
Qin Lanlan   +4 more
doaj   +1 more source

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Estratigrafia de Sequências de Sucessões Sedimentares Eopermianas da Borda sudeste da Bacia do Paraná, Estado de Santa Catarina [PDF]

open access: yes, 2015
TCC(graduação) - Universidade Federal de Santa Catarina. Centro de Filosofia e Ciências Humanas. Geologia.O registro estratigráfico permiano da Bacia do Paraná é caracterizado por uma notável variabilidade faciológica lateral e vertical, que podem ser ...
ZIELINSKI, JOÃO PEDRO TAUSCHECK
core  

The stratigraphic evolution of deep-water architecture [PDF]

open access: yes, 2011
This Special Issue of Marine and Petroleum Geology features a series of scientific papers presented at the 2009 SEPM Field Research Conference held in the Ultima Esperanza District of Chilean Patagonia: ‘Stratigraphic Evolution of Deep-Water Architecture:
Romans BW, Fildani A, Hubbard SM
core   +1 more source

Widespread distribution of large silesaurids evidenced by a new record from the Middle Triassic of southwest Gondwana

open access: yesThe Anatomical Record, EarlyView.
The largest silesaurid known from South America is described here, demonstrating that silesaurids reached large body sizes in southwestern Gondwana. This discovery further underscores the widespread geographic distribution and temporal persistence of large silesaurids across Pangea, despite faunal turnovers and environmental events such as the Carnian ...
Rodrigo Temp Müller
wiley   +1 more source

New insights into the condensed nature and stratigraphic significance of the Late Neogene Ariki Formation, Taranaki Basin [PDF]

open access: yes, 2008
The Ariki Formation is a distinctive Late Miocene – Early Pliocene marl facies rich in planktic foraminifera, reaching thicknesses in the range 70 - 109 m in most exploration holes drilled into the Western Platform northwest of Taranaki Peninsula.
Kamp, Peter J.J., Hansen, Rochelle J.
core  

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