[dinosaur] Jinbeisaurus, new tyrannosauroid from Upper Cretaceous of Shanxi, China

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Ben [email protected]=0D=0A=0D=0AA new paper:=0D=0A=0D=0AJi=
nbeisaurus wangi gen. et sp. nov.=0D=0A=0D=0A=0D=0AWu Xiao-Chun, Shi Jian-R=
u, Dong Li-Yang, Thomas D. Carr, Yi Jian &  Xu=0D=0AShi-Chao (2019)=0D=0AA =
new tyrannosauroid from the Upper Cretaceous of Shanxi, China.=0D=0ACretace=
ous Research,  Article 104357 (advance online publication)=0D=0Adoi: https:=
//urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.cretres.=
2019.104357&d=3DDwIBaQ&c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=3D=
Ry_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&m=3DYD0Qh3vCq5OAwKwsgfFs_pU4VCk=
b83qbLqB2sQRHWwY&s=3DrWKF5BXEGyUKgYAKGX_kIWEy9DWVvh8SJqXx94IS7Zg&e=3D =0D=
=0Ahttps://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__www.sciencedirect=
.com_science_article_pii_S0195667119301909&d=3DDwIBaQ&c=3DclK7kQUTWtAVEOVIg=
vi0NU5BOUHhpN0H8p7CSfnc_gI&r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&=
m=3DYD0Qh3vCq5OAwKwsgfFs_pU4VCkb83qbLqB2sQRHWwY&s=3DPlv4ULu_tw_RVjPLaBp-Hps=
d1fufjWHf2djInLGv7XE&e=3D =0D=0A=0D=0A=0D=0A=0D=0ASince 1983, only herbivor=
ous dinosaurs and some isolated teeth of theropods=0D=0Ahave been described=
 from the Upper Cretaceous of Shanxi Province, China.=0D=0AHere we report a=
 new tyrannosauroid from the Upper Cretaceous of the=0D=0Aprovince mainly b=
ased on a pair of maxillae and an associated dentary. This=0D=0Anew dinosau=
r, named Jinbeisaurus wangi gen. et sp. nov., in addition to=0D=0Arepresent=
ing the first theropod dinosaur so far found in Shanxi Province it=0D=0Aals=
o adds to the known diversity of tyrannosauroids in Asia. J. wangi can=0D=
=0Abe identified mainly by a broad interfenestral strut, a deep fossa on th=
e=0D=0Abroad base of the septum between the promaxillary recess and maxilla=
ry=0D=0Aantrum, a low position of the dorsal row of dentary foramina, a sim=
ilar=0D=0Anumber of denticles per unit length on both the mesial and distal=
 carinae=0D=0Aof the upper and lower teeth, and an acute angle of about 70 =
degrees=0D=0Abetween the posterior process of the foot and the shaft of the=
 pubis. J.=0D=0Awangi is a small to medium-sized theropod and phylogenetica=
lly crowner than=0D=0ASuskityrannus of North America within Tyrannosauroide=
a, probably even more=0D=0Aderived than Xiongguanlong baimoensis from Gansu=
 Province, China.=0D=0A=0D=0A=3D=3D=3D=3D=3D=3D=0D=0A=

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<div dir=3D"ltr"><div><br></div>Ben Creisler<div><a href=3D"mailto:bcreisle=
[email protected]">[email protected]</a></div><div><br></div><div>A new paper:<=
br><div><br></div><div>Jinbeisaurus wangi gen. et sp. nov.=C2=A0</div><div>=
<br></div><div><br>Wu Xiao-Chun, Shi Jian-Ru, Dong Li-Yang, Thomas D. Carr,=
 Yi Jian &amp; =C2=A0Xu Shi-Chao (2019)<br>A new tyrannosauroid from the Up=
per Cretaceous of Shanxi, China.<br>Cretaceous Research, =C2=A0Article 1043=
57 (advance online publication)<br>doi: <a href=3D"https://urldefense.proof=
point.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.cretres.2019.104357&amp;d=
=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DRy_mO=
4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&amp;m=3DYD0Qh3vCq5OAwKwsgfFs_pU4VCkb=
83qbLqB2sQRHWwY&amp;s=3DrWKF5BXEGyUKgYAKGX_kIWEy9DWVvh8SJqXx94IS7Zg&amp;e=
=3D">https://doi.org/10.1016/j.cretres.2019.104357</a> <br><a href=3D"https=
://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__www.sciencedirect.com_sci=
ence_article_pii_S0195667119301909&amp;d=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIg=
vi0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW=
9SI&amp;m=3DYD0Qh3vCq5OAwKwsgfFs_pU4VCkb83qbLqB2sQRHWwY&amp;s=3DPlv4ULu_tw_=
RVjPLaBp-Hpsd1fufjWHf2djInLGv7XE&amp;e=3D">https://www.sciencedirect.com/sc=
ience/article/pii/S0195667119301909</a></div><div><br></div><div><br><br>Si=
nce 1983, only herbivorous dinosaurs and some isolated teeth of theropods h=
ave been described from the Upper Cretaceous of Shanxi Province, China. Her=
e we report a new tyrannosauroid from the Upper Cretaceous of the province =
mainly based on a pair of maxillae and an associated dentary. This new dino=
saur, named Jinbeisaurus wangi gen. et sp. nov., in addition to representin=
g the first theropod dinosaur so far found in Shanxi Province it also adds =
to the known diversity of tyrannosauroids in Asia. J. wangi can be identifi=
ed mainly by a broad interfenestral strut, a deep fossa on the broad base o=
f the septum between the promaxillary recess and maxillary antrum, a low po=
sition of the dorsal row of dentary foramina, a similar number of denticles=
 per unit length on both the mesial and distal carinae of the upper and low=
er teeth, and an acute angle of about 70 degrees between the posterior proc=
ess of the foot and the shaft of the pubis. J. wangi is a small to medium-s=
ized theropod and phylogenetically crowner than Suskityrannus of North Amer=
ica within Tyrannosauroidea, probably even more derived than Xiongguanlong =
baimoensis from Gansu Province, China.</div><div><br>=3D=3D=3D=3D=3D=3D<br>=
</div></div></div>=0A=

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