Re: [dinosaur] Siriusgnathus niemeyerorum as youngest South American traversodontid from Upper Triassic (free pdf)

Ben Creisler <[email protected]> Sat, 14 Dec 2019 07:55:35 -0800
Newsgroups gmane.science.dinosaurs.general
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Now with a free pdf:=0A=0AL=C3=ADvia Roese Miron, Ane Elise Branco Pavanatt=
o, Fl=C3=A1vio Augusto Pretto,=0ARodrigo Temp M=C3=BCller, S=C3=A9rgio Dias=
-da-Silva & Leonardo Kerber (2019)=0ASiriusgnathus niemeyerorum (Eucynodont=
ia: Gomphodontia): The youngest South=0AAmerican traversodontid?=0AJournal =
of South American Earth Sciences 97: 102394=0Adoi: https://urldefense.proof=
point.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.jsames.2019.102394&d=3DDwI=
FaQ&c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=3DRy_mO4IFaUmGof_Yl9M=
yZgecRCKHn5g4z1CYJgFW9SI&m=3D3KeOOod9ZB9_-qfVX5dc4pTHmZ8zAelEkuPnKHpBd_M&s=
=3DR2yjRoAS1ukET6y6vlXKfnpCYAv1xleR6DkpJ8ic74g&e=3D=20=0Ahttps://urldefense=
.proofpoint.com/v2/url?u=3Dhttps-3A__www.sciencedirect.com_science_article_=
pii_S0895981119304985&d=3DDwIFaQ&c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSf=
nc_gI&r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&m=3D3KeOOod9ZB9_-qfVX=
5dc4pTHmZ8zAelEkuPnKHpBd_M&s=3DPBMCa3vah9B8DA9Dt3wht3vAbDBEsV8m0tPLZ6DFzfQ&=
e=3D=20=0A=0AOn Mon, Oct 21, 2019 at 8:46 AM Ben Creisler <bcreisler@gmail.=
com> wrote:=0A=0A>=0A> Ben Creisler=0A> [email protected]=0A>=0A> A new p=
aper:=0A>=0A>=0A> L=C3=ADvia Roese Miron, Ane Elise Branco Pavanatto, Fl=C3=
=A1vio Augusto Pretto,=0A> Rodrigo Temp M=C3=BCller, S=C3=A9rgio Dias-da-Si=
lva & Leonardo Kerber (2019)=0A> Siriusgnathus niemeyerorum (Eucynodontia: =
Gomphodontia): The youngest=0A> South American traversodontid?=0A> Journal =
of South American Earth Sciences (advance online publication)=0A> doi: http=
s://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.jsames=
.2019.102394&d=3DDwIFaQ&c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=
=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&m=3D3KeOOod9ZB9_-qfVX5dc4pTH=
mZ8zAelEkuPnKHpBd_M&s=3DR2yjRoAS1ukET6y6vlXKfnpCYAv1xleR6DkpJ8ic74g&e=3D=20=
=0A> https://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__www.sciencedire=
ct.com_science_article_pii_S0895981119304985&d=3DDwIFaQ&c=3DclK7kQUTWtAVEOV=
Igvi0NU5BOUHhpN0H8p7CSfnc_gI&r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9S=
I&m=3D3KeOOod9ZB9_-qfVX5dc4pTHmZ8zAelEkuPnKHpBd_M&s=3DPBMCa3vah9B8DA9Dt3wht=
3vAbDBEsV8m0tPLZ6DFzfQ&e=3D=20=0A>=0A> Highlights=0A>=0A> New specimens of =
the traversodontid Siriusgnathus niemeyerorum are=0A> described.=0A> They r=
epresent the first records of S. niemeyerorum outside its=0A> type-locality=
.=0A> The studied sites are assigned to the Riograndia Assemblage Zone, Nor=
ian.=0A> S. niemeyerorum may be the youngest known South American traversod=
ontid so=0A> far.=0A>=0A> Abstract=0A>=0A> Traversodontidae is a less inclu=
sive clade of cynognathian cynodonts that=0A> lived during the Triassic. Re=
cently, a traversodontid from the southern=0A> Brazilian Triassic beds was =
described -- Siriusgnathus niemeyerorum --=0A> based upon specimens found e=
xclusively in its type-locality. No absolute=0A> age or index fossils have =
been reported for this locality, which prevents=0A> an accurate biostratigr=
aphic correlation. In the present contribution, we=0A> describe the first s=
pecimens of S. niemeyerorum found outside its=0A> type-locality, comprising=
 skull portions excavated from outcrops in=0A> southern Brazil assigned to =
the Caturrita Formation (upper portion of the=0A> Candel=C3=A1ria Sequence)=
, Upper Triassic (Norian), Riograndia Assemblage Zone.=0A> As a result, we =
provide an updated biostratigraphic framework and suggest a=0A> Norian age =
for the type-locality of S. niemeyerorum, which, accordingly,=0A> possibly =
comprises the youngest South American traversodontid, pending=0A> additiona=
l geochronological studies in order to properly evaluate this=0A> hypothesi=
s.=0A>=0A>=0A>=0A>=0A> <https://urldefense.proofpoint.com/v2/url?u=3Dhttp-3=
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clK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=3DRy_mO4IFaUmGof_Yl9MyZgecRCK=
Hn5g4z1CYJgFW9SI&m=3D3KeOOod9ZB9_-qfVX5dc4pTHmZ8zAelEkuPnKHpBd_M&s=3DlIRJTl=
AeHFUuJVanbVq-za2ocAgJ95G8x7eXuzjdJyM&e=3D > Virus-free.=0A> www.avg.com=0A=
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Dsig-2Demail-26utm-5Fcontent-3Dwebmail&d=3DDwIFaQ&c=3DclK7kQUTWtAVEOVIgvi0N=
U5BOUHhpN0H8p7CSfnc_gI&r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&m=3D=
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J95G8x7eXuzjdJyM&e=3D >=0A> <#m_7724971253962992609_DAB4FAD8-2DD7-40BB-A1B8=
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<div dir=3D"ltr"><div dir=3D"ltr"><br><div>Now with a free pdf:</div><div><=
br></div><div>L=C3=ADvia Roese Miron, Ane Elise Branco Pavanatto, Fl=C3=A1v=
io Augusto Pretto, Rodrigo Temp M=C3=BCller, S=C3=A9rgio Dias-da-Silva &amp=
; Leonardo Kerber (2019)<br>Siriusgnathus niemeyerorum (Eucynodontia: Gomph=
odontia): The youngest South American traversodontid?<br>Journal of South A=
merican Earth Sciences 97: 102394<br>doi: <a href=3D"https://urldefense.pro=
ofpoint.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.jsames.2019.102394&amp;d=
=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DRy_mO=
4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&amp;m=3D3KeOOod9ZB9_-qfVX5dc4pTHmZ8z=
AelEkuPnKHpBd_M&amp;s=3DR2yjRoAS1ukET6y6vlXKfnpCYAv1xleR6DkpJ8ic74g&amp;e=
=3D">https://doi.org/10.1016/j.jsames.2019.102394</a><br><a href=3D"https:/=
/urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__www.sciencedirect.com_scien=
ce_article_pii_S0895981119304985&amp;d=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIgvi=
0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9S=
I&amp;m=3D3KeOOod9ZB9_-qfVX5dc4pTHmZ8zAelEkuPnKHpBd_M&amp;s=3DPBMCa3vah9B8D=
A9Dt3wht3vAbDBEsV8m0tPLZ6DFzfQ&amp;e=3D">https://www.sciencedirect.com/scie=
nce/article/pii/S0895981119304985</a><br></div></div><br><div class=3D"gmai=
l_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Oct 21, 2019 at 8:46=
 AM Ben Creisler &lt;<a href=3D"mailto:[email protected]">bcreisler@gmail=
.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"mar=
gin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1=
ex"><div dir=3D"ltr"><div><br></div><div>Ben Creisler</div><div><a href=3D"=
mailto:[email protected]" target=3D"_blank">[email protected]</a></div>=
<div><br></div><div>A new paper:=C2=A0</div><div><br></div><div><br></div><=
div>L=C3=ADvia Roese Miron, Ane Elise Branco Pavanatto, Fl=C3=A1vio Augusto=
 Pretto, Rodrigo Temp M=C3=BCller, S=C3=A9rgio Dias-da-Silva &amp; Leonardo=
 Kerber (2019)<br>Siriusgnathus niemeyerorum (Eucynodontia: Gomphodontia): =
The youngest South American traversodontid?<br>Journal of South American Ea=
rth Sciences (advance online publication)<br>doi: <a href=3D"https://urldef=
ense.proofpoint.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.jsames.2019.1023=
94&amp;d=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=
=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&amp;m=3D3KeOOod9ZB9_-qfVX5dc=
4pTHmZ8zAelEkuPnKHpBd_M&amp;s=3DR2yjRoAS1ukET6y6vlXKfnpCYAv1xleR6DkpJ8ic74g=
&amp;e=3D" target=3D"_blank">https://doi.org/10.1016/j.jsames.2019.102394</=
a> <br><a href=3D"https://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__ww=
w.sciencedirect.com_science_article_pii_S0895981119304985&amp;d=3DDwMFaQ&am=
p;c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DRy_mO4IFaUmGof_Yl=
9MyZgecRCKHn5g4z1CYJgFW9SI&amp;m=3D3KeOOod9ZB9_-qfVX5dc4pTHmZ8zAelEkuPnKHpB=
d_M&amp;s=3DPBMCa3vah9B8DA9Dt3wht3vAbDBEsV8m0tPLZ6DFzfQ&amp;e=3D" target=3D=
"_blank">https://www.sciencedirect.com/science/article/pii/S089598111930498=
5</a><br><br>Highlights</div><div><br>New specimens of the traversodontid S=
iriusgnathus niemeyerorum are described.<br>They represent the first record=
s of S. niemeyerorum outside its type-locality.<br>The studied sites are as=
signed to the Riograndia Assemblage Zone, Norian.<br>S. niemeyerorum may be=
 the youngest known South American traversodontid so far.</div><div><br>Abs=
tract</div><div><br>Traversodontidae is a less inclusive clade of cynognath=
ian cynodonts that lived during the Triassic. Recently, a traversodontid fr=
om the southern Brazilian Triassic beds was described -- Siriusgnathus niem=
eyerorum -- based upon specimens found exclusively in its type-locality. No=
 absolute age or index fossils have been reported for this locality, which =
prevents an accurate biostratigraphic correlation. In the present contribut=
ion, we describe the first specimens of S. niemeyerorum found outside its t=
ype-locality, comprising skull portions excavated from outcrops in southern=
 Brazil assigned to the Caturrita Formation (upper portion of the Candel=C3=
=A1ria Sequence), Upper Triassic (Norian), Riograndia Assemblage Zone. As a=
 result, we provide an updated biostratigraphic framework and suggest a Nor=
ian age for the type-locality of S. niemeyerorum, which, accordingly, possi=
bly comprises the youngest South American traversodontid, pending additiona=
l geochronological studies in order to properly evaluate this hypothesis.<b=
r></div><div><br></div><div><br></div></div><div id=3D"gmail-m_772497125396=
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