Re: [dinosaur] Mammal recovery after K-Pg extinction happened fast + NOVA Rise of the Mammals

Ben Creisler

A couple of older free papers about "archaic ungulates" from the Paleocene:

Thomas J. D. Halliday, Paul Upchurch and Anjali Goswami (2015)
Resolving the relationships of Paleocene placental mammals.
Biological Reviews 92: 521â550
DOI: 10.1111/brv.12242
http://onlinelibrary.wiley.com/doi/10.1111/brv.12242/abstract

Free pdf:
http://onlinelibrary.wiley.com/doi/10.1111/brv.12242/pdf

===

Peter Kondrashov & Spencer G. Lucas (2006)
Early Paleocene (Puercan and Torrejonian) archaic ungulates (Condylarthra, Procreodi and Acreodi) of the San Juan Basin, New Mexico.
Bulletin of the New Mexico Museum of Natural History and Science 34: 84-97

https://www.researchgate.net/publication/281592499_EARLY_PALEOCENE_PUERCAN_AND_TORREJONIAN_ARCHAIC_UNGULATES_CONDYLARTHRA_PROCREODI_AND_ACREODI_OF_THE_SAN_JUAN_BASIN_NEW_MEXICO

On Wed, Oct 30, 2019 at 8:11 AM Ruben Safir <ruben@mrbrklyn.com> wrote:

On Wed, Oct 30, 2019 at 07:44:02AM -0400, Thomas Richard Holtz wrote:
> Ruben Safir (mrbrklyn.com) asks
>
> > Loxolophus sp. - how do they know that this animal is related to hoofed
> > mammals based on just the skull?
>
> Because common names don't reflect actual science...
>
> "Hoofed mammals" are not characterized solely by the existence of hooves.
> It is a vernacular shorthand for "ungulate" (or even more, "euungulate").
> As with any taxon, they are characterized by traits from across the body,
> not solely from one portion that gives them their names. So tooth
> characters, braincase features, attributes of the bones associated with the
> ear, etc., can all be used to tell which major group of mammals a fossil is
> most likely related to.

OK - so how do they know that this animal, based on that skull, is
related to hoofed mammals.

>
> P.S. Did you actually watch the documentary? Or read the paper?
>
> The documentary is streaming on Amazon, and is available (at least to those
> in the US) at https://urldefense.proofpoint.com/v2/url?u=https-3A__www.pbs.org_video_rise-2Dof-2Dthe-2Dmammals-2Dzuzg8t_&d=DwIBAg&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=JMxjjbIZXCWilersPs1bzRx-3mUwTiQUzlyzWk7v7k4&m=P4JQDygm3X1hfvZy-J2n_FmKFjzhlXgzzUniSd_A1Ko&s=EaieY87CjSV2_43x4uFGcrk_msG1kwx7xxrR0ya6I0w&e=
>
> The paper is available at
> https://urldefense.proofpoint.com/v2/url?u=https-3A__science.sciencemag.org_content_early_2019_10_23_science.aay2268.abstract&d=DwIBAg&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=JMxjjbIZXCWilersPs1bzRx-3mUwTiQUzlyzWk7v7k4&m=P4JQDygm3X1hfvZy-J2n_FmKFjzhlXgzzUniSd_A1Ko&s=QNAnudgc8-aLuD7UQqCbRERW604m5B94HRixREJkZiQ&e=
>
>

that is why I asked
> >
>
> --
>
> Thomas R. Holtz, Jr.
> Email: tholtz@umd.eduÂ Â Â Â ÂPhone: 301-405-4084
> Principal Lecturer, Vertebrate Paleontology
>
> Office: Geology 4106, 8000 Regents Dr., College Park MD 20742
>
> Dept. of Geology, University of Maryland
> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.geol.umd.edu_-7Etholtz_&d=DwIBAg&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=JMxjjbIZXCWilersPs1bzRx-3mUwTiQUzlyzWk7v7k4&m=P4JQDygm3X1hfvZy-J2n_FmKFjzhlXgzzUniSd_A1Ko&s=NsYN07FWnaNYFB50zcJN29-_V89KsVV9F72E5lGU2MY&e=
>
> Phone: 301-405-6965
> Fax: 301-314-9661
>
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>
> Office: Centreville 1216, 4243 Valley Dr., College Park MD 20742
> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.geol.umd.edu_sgc&d=DwIBAg&c=clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=JMxjjbIZXCWilersPs1bzRx-3mUwTiQUzlyzWk7v7k4&m=P4JQDygm3X1hfvZy-J2n_FmKFjzhlXgzzUniSd_A1Ko&s=qv0AzK8iB3x6K9dBmnaRQV3I75uWePtxwCNGglQsdnI&e=
> Fax: 301-314-9843
>
> Mailing Address:Â Â Â Â Thomas R. Holtz, Jr.
>Â Â Â Â Â Â Â Â Â Â Â Â ÂDepartment of Geology
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>
>Â Â Â Â Â Â Â Â Â Â Â Â Â8000 Regents Drive
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