Reassessment of the possible size, form, weight, cruising speed, and growth parameters of the extinct megatooth shark, Otodus megalodon (Lamniformes: Otodontidae), and new evolutionary insights into its gigantism, life history strategies, ecology, and extinction

Kenshu Shimada, Ryosuke Motani, Jake J. Wood, Phillip C. Sternes, Taketeru Tomita, Mohamad Bazzi, Alberto Collareta, Joel H. Gayford, Julia Türtscher, Patrick L. Jambura, Jürgen Kriwet, Romain Vullo, Douglas J. Long, Adam P. Summers, John G. Maisey, Charlie Underwood, David J. Ward, Harry M. Maisch IV, Victor J. Perez, Iris Feichtinger, Gavin J.P. Naylor, Joshua K. Moyer, Timothy E. Higham, João Paulo C.B. da Silva, Hugo Bornatowski, Gerardo González-Barba, Michael L. Griffiths, Martin A. Becker, Mikael Siversson

Open source

DOI: 10.26879/1502
Published: 2025
Container: Palaeontologia Electronica
Publisher: Coquina Press
Open access: unknown

Credibility signals

uncertain Score 64/100 under policy 1.0.0. This is a metadata assessment, not a judgment of the paper's conclusions.

Show all credibility signals

supportingDOI registered: A matching record was returned by Crossref. Source: Crossref; license: CC0 metadata
supportingDOI resolves: A matching record was returned by Crossref. Source: Crossref; license: CC0 metadata
not scoredDirectory of Open Access Journals: No matching DOAJ record was present in this response. No allow-list match; this is not evidence of low credibility. Source: DOAJ; license: CC0
not scoredMEDLINE indexed: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredOpenAlex core source: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredKnown publisher allow-list: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredROR affiliation: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredRetraction Watch retraction: No retraction notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredRetraction Watch expression of concern: No expression of concern notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredRetraction Watch correction: No correction notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredRetraction Watch reinstatement: No reinstatement notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredOpen access status: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredPublication license: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredPublication version: A publication version was supplied but is not scored. Source: Normalized work metadata; license: Caller-provided; provenance license not supplied to scorer
supportingMetadata completeness: All 6 scored descriptive metadata groups are present. Source: Normalized work metadata; license: Caller-provided; provenance license not supplied to scorer

Cite this work

BibTeX

@article{allodium:10.26879/1502,
  title = {Reassessment of the possible size, form, weight, cruising speed, and growth parameters of the extinct megatooth shark, Otodus megalodon (Lamniformes: Otodontidae), and new evolutionary insights into its gigantism, life history strategies, ecology, and extinction},
  author = {Kenshu Shimada and Ryosuke Motani and Jake J. Wood and Phillip C. Sternes and Taketeru Tomita and Mohamad Bazzi and Alberto Collareta and Joel H. Gayford and Julia Türtscher and Patrick L. Jambura and Jürgen Kriwet and Romain Vullo and Douglas J. Long and Adam P. Summers and John G. Maisey and Charlie Underwood and David J. Ward and Harry M. Maisch IV and Victor J. Perez and Iris Feichtinger and Gavin J.P. Naylor and Joshua K. Moyer and Timothy E. Higham and João Paulo C.B. da Silva and Hugo Bornatowski and Gerardo González-Barba and Michael L. Griffiths and Martin A. Becker and Mikael Siversson},
  year = {2025},
  journal = {Palaeontologia Electronica},
  doi = {10.26879/1502},
  url = {https://doi.org/10.26879/1502}
}

RIS

TY  - JOUR
TI  - Reassessment of the possible size, form, weight, cruising speed, and growth parameters of the extinct megatooth shark, Otodus megalodon (Lamniformes: Otodontidae), and new evolutionary insights into its gigantism, life history strategies, ecology, and extinction
AU  - Kenshu Shimada
AU  - Ryosuke Motani
AU  - Jake J. Wood
AU  - Phillip C. Sternes
AU  - Taketeru Tomita
AU  - Mohamad Bazzi
AU  - Alberto Collareta
AU  - Joel H. Gayford
AU  - Julia Türtscher
AU  - Patrick L. Jambura
AU  - Jürgen Kriwet
AU  - Romain Vullo
AU  - Douglas J. Long
AU  - Adam P. Summers
AU  - John G. Maisey
AU  - Charlie Underwood
AU  - David J. Ward
AU  - Harry M. Maisch IV
AU  - Victor J. Perez
AU  - Iris Feichtinger
AU  - Gavin J.P. Naylor
AU  - Joshua K. Moyer
AU  - Timothy E. Higham
AU  - João Paulo C.B. da Silva
AU  - Hugo Bornatowski
AU  - Gerardo González-Barba
AU  - Michael L. Griffiths
AU  - Martin A. Becker
AU  - Mikael Siversson
PY  - 2025
JO  - Palaeontologia Electronica
DO  - 10.26879/1502
UR  - https://doi.org/10.26879/1502
ER  -

APA

Shimada, K., Motani, R., Wood, J. J., Sternes, P. C., Tomita, T., Bazzi, M., Collareta, A., Gayford, J. H., Türtscher, J., Jambura, P. L., Kriwet, J., Vullo, R., Long, D. J., Summers, A. P., Maisey, J. G., Underwood, C., Ward, D. J., IV, H. M. M., Perez, V. J., Feichtinger, I., Naylor, G. J., Moyer, J. K., Higham, T. E., Silva, J. P. C. D., Bornatowski, H., González-Barba, G., Griffiths, M. L., Becker, M. A., & Siversson, M. (2025). Reassessment of the possible size, form, weight, cruising speed, and growth parameters of the extinct megatooth shark, Otodus megalodon (Lamniformes: Otodontidae), and new evolutionary insights into its gigantism, life history strategies, ecology, and extinction. Palaeontologia Electronica. https://doi.org/10.26879/1502

Source records

crossref · retrieved 2026-09-26T16:41:52.424Z