- with a 50
million year range. This
changed when
paleontologist Mikael Siversson found that the twenty-five
syntypes actually represented a mix of at least...
- from
Shimada et al. (2016),
Ehret et al., (2009), and the
findings of
Siversson et al. (2015). One
interpretation on how
megalodon appeared was that it...
- 2018 †S.
moodyi Guinot & Carrillo-Briceño, 2018 †S.
acutus Siversson et al., 2019 †S.
bazzii Siversson et al., 2019 †S.
mutabilis Siversson et al., 2019...
- Taxon". paleobiodb.org.
Retrieved 2025-04-11. "SHIMADA, K. & POPOV, E.V. &
SIVERSSON, M. & WELTON, B.J. & LONG, D.L. (2015) |
Literature | Shark-References"...
-
fortemedeo Siversson, Cook, Cederström & Ryan, 2016 †Squatina
gigantea Ameghino, 1906 †Squatina
lerichei Jordan & Beal, 1913 †Squatina
lundegreni Siversson, Cook...
- et al., 2016
Genus †Palaeocarcharodon Casieer, 1960
Genus †Kenolamna
Siversson, 2017
Family Megachasmidae Taylor,
Compagno & Struhsaker, 1983
Genus Megachasma...
- 157–165. doi:10.20341/gb.2020.001. Shimada, Kenshu; Popov,
Evgeny V.;
Siversson, Mikael; Welton,
Bruce J.; Long,
Douglas J. (September 3, 2015). "A new...
-
stratigraphy of
northern Belgium.[2] Shimada, Kenshu; Popov,
Evgeny V.;
Siversson, Mikael; Welton,
Bruce J.; Long,
Douglas J. (2015-09-03). "A new clade...
- 1080/02724634.2024.2445705. Meyerkort, R. D.; Kear, B. P.; Everhart, M. J.;
Siversson, M. (2025). "Youngest
fossil occurrence of
ichthyosaurs from the Southern...
- Bornatowski, H.; González-Barba, G.; Griffiths, M. L.; Becker, M. A.;
Siversson, M. (2025). "Re****essment of the
possible size, form, weight, cruising...