[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

Re: Theropods from Albian–Cenomanian Wayan Formation of eastern Idaho (free pdf)



The pdf is now free:

http: // www.tandfonline.com/doi/pdf/10.1080/08912963.2015.1137913

On Tue, Feb 2, 2016 at 7:56 AM, Ben Creisler <bcreisler@gmail.com> wrote:
> Ben Creisler
> bcreisler@gmail.com
>
>
> A new paper:
>
> L.J. Krumenacker, D. Jade Simon, Garrett Scofield & David J. Varricchio (2016)
> Theropod dinosaurs from the Albian–Cenomanian Wayan Formation of eastern 
> Idaho.
> Historical Biology (advance online publication)
> DOI:10.1080/08912963.2015.1137913
> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.tandfonline.com_doi_full_10.1080_08912963.2015.1137913&d=CwIFaQ&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=x82f3Wlkwtmbr1z8IAt9jA&m=TWDXxk7wAZN7-3LfM2vMdYN6naOsOll_eHlxpYrh6Rc&s=mjaWmSvtjrjTIhREnyrPbdemmpzF5a4IjR9cAGxtskY&e=
>  
>
>
> The record of terrestrial vertebrates in the upper Albian to
> Cenomanian Wayan Formation of Idaho is sparse, with most fossils
> recovered belonging to the small orodromine neornithischian
> Oryctodromeus cubicularis and the maniraptoran ootaxon
> Macroelongatoolithus carlylei. Here we report on a diversity of
> theropod forms now recognised from various isolated teeth, vertebrae,
> eggs and eggshell. Theropods recognised from isolated teeth include a
> large possible tyrannosauroid, a small tyrannosauroid, dromaeosaurids,
> and indeterminate theropods. A possible neovenatorid and indeterminate
> theropods are recognised from isolated vertebrae. A giant
> oviraptorosaur is indicated by the presence of rare eggs and common
> eggshell accumulations referred to Macroelongatoolithus. While these
> remains are admittedly meager, their presence indicates that a
> substantial diversity of theropods existed in the Albian to Cenomanian
> environments of southeastern Idaho. The Wayan theropod assemblage is
> among the most diverse reported for this time period in North America,
> and represents a transitional assemblage resembling that of the later
> Late Cretaceous.