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Record W4415933460 · doi:10.2110/sepmscn.058.28

The Carbonate Factory in the Aftermath of Extinction: Triassic Slope Sedimentation Modes from the Surface Ocean to the Twilight Zone

2025· book-chapter· en· W4415933460 on OpenAlexaff
Brian M. Kelley, Evan Ritchey, Xiaowei Li, Meiyi Yu, Kimberly Lau, Joshua M. Garber, Erik Schoonover, Jonathan L. Payne, Demir Altıner, Daniel J. Lehrmann, Marcello Minzoni, Clark E. Sherman

Bibliographic record

VenueSEPM (Society for Sedimentary Geology) eBooks · 2025
Typebook-chapter
Languageen
FieldEarth and Planetary Sciences
TopicPaleontology and Stratigraphy of Fossils
Canadian institutionsTrinity College
Fundersnot available
KeywordsCarbonateFaciesSedimentationBenthic zoneCarbonate platformExtinction (optical mineralogy)Glacial periodExtinction event

Abstract

fetched live from OpenAlex

Key Messages: (1) The occurrence of microbial boundstone on carbonate slopes is often attributed to extreme conditions within confined basins or during mass extinction events. (2) The Early Triassic aftermath of the end-Permian extinction should have been especially favorable for microbial boundstone development, but the slope of the Great Bank of Guizhou (South China) isolated carbonate platform was instead dominated by detrital carbonate sedimentation. (3) Extensive microbial boundstone facies developed on the slope only after local environments became better oxygenated and metazoan–algal benthic ecosystems recovered, suggesting that the controls influencing the occurrence of microbial boundstone-dominated slopes should be reconsidered.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.611
Threshold uncertainty score0.997

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0000.000
Science and technology studies0.0010.001
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.016
GPT teacher head0.223
Teacher spread0.207 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2025
Admission routes1
Has abstractyes

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