Late Cretaceous sharks Cretoxyrhina and Cardabiodon from Montana, USA

M Siverson, J Lindgren - Acta Palaeontologica Polonica, 2005 - agro.icm.edu.pl
The middle part of the Cretaceous represents a time of high diversity and rapid rates of
dental evolution in lamniform sharks. Several species had a very wide spatial distribution …

Late late Albian (Early Cretaceous) shark teeth from Annopol, Poland

M Siversson, M Machalski - Alcheringa: An Australasian Journal of …, 2017 - Taylor & Francis
Siversson, M. & Machalski, M., February 2017. Late late Albian (Early Cretaceous) shark
teeth from Annopol, Poland. Alcheringa 41, 433–463. Screen washing of the condensed …

Cenomanian—Campanian (Late Cretaceous) Mid-Palaeolatitude Sharks of Cretalamna appendiculata Type

M Siversson, J Lindgren, MG Newbrey… - Acta Palaeontologica …, 2013 - BioOne
The type species of the extinct lamniform genus Cretalamna, C. appendiculata, has been
assigned a 50 Ma range (Albian—Ypresian) by a majority of previous authors. Analysis of a …

Sharks (Elasmobranchii: Euselachii) from the late Cretaceous of France and the UK

G Guinot, CJ Underwood, H Cappetta… - Journal of Systematic …, 2013 - Taylor & Francis
Bulk-sampling of 22 phosphatic horizons from the Upper Cretaceous of northern France and
the UK has yielded very rich selachian faunas dominated by shark taxa. These samples …

A new large lamniform shark from the uppermost Gearle Siltstone (Cenomanian, Late Cretaceous) of Western Australia

M Siverson - Earth and Environmental Science Transactions of the …, 1999 - cambridge.org
An association of 100 teeth and 15 vertebrae from a large, lamniform shark, is described
from the uppermost part of the Gearle Siltstone in the Giralia Anticline, Southern Carnarvon …

[PDF][PDF] Two new lamniform sharks (Leptostyrax stychi sp. nov. and Protolamna sarstedtensis sp. nov.) from the Early Cretaceous of NW Germany

L Schmitz, D Thies, J Kriwet - Neues Jahrbuch für Geologie und …, 2010 - academia.edu
Two new lamniform sharks, Leptostyrax stychi sp. nov. and Protolamna sarstedtensis sp.
nov., based on isolated oral teeth from the Early Barremian (Early Cretaceous) of NW …

New carcharhiniform sharks (Chondrichthyes, Elasmobranchii) from the early to middle Eocene of Seymour Island, Antarctic Peninsula

A Engelbrecht, T Mörs, MA Reguero… - Journal of vertebrate …, 2017 - Taylor & Francis
ABSTRACT Seymour Island, Antarctic Peninsula, is known for its wealth of fossil remains.
This island provides one of the richest fossiliferous Paleogene sequences in the world …

Vertebral morphology, dentition, age, growth, and ecology of the large lamniform shark Cardabiodon ricki

MG Newbrey, M Siversson, TD Cook… - Acta Palaeontologica …, 2013 - BioOne
Cardabiodon ricki and Cardabiodon venator were large lamniform sharks with a patchy but
global distribution in the Cenomanian and Turonian. Their teeth are generally rare and …

Dentition of the Late Cretaceous lamniform shark, Cretoxyrhina mantelli from the Niobrara Chalk of Kansas

K Shimada - Journal of Vertebrate Paleontology, 1997 - Taylor & Francis
Some specimens of the Late Cretaceous shark, Cretoxyrhina mantelli (Agassiz), from the
Niobrara Chalk in Kansas have been found with partial or nearly complete sets of teeth …

Neoselachian sharks from the Callovian–Oxfordian (Jurassic) of Ogrodzieniec, Zawiercie Region, southern Poland

J Rees - Palaeontology, 2010 - Wiley Online Library
Callovian and Oxfordian strata in Ogrodzieniec near Zawiercie, southern Poland, have
yielded two shark tooth assemblages that collectively include 14 neoselachian taxa. A …