[dinosaur] Temnodontosaurid (Ichthyosauria) from Lower Jurassic of the Atacama Desert, Chile

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Ben [email protected]=0A=0AA new paper:=0A=0A[I currently don'=
t have access to the full text and can't check if a new=0Aspecies is named =
(seemingly not). Apparently, the material is identified=0Agenerically as be=
longing to Temnodontosaurus.]=0A=0A=0ARodrigo A. Otero  & Patricio Sep=C3=
=BAlveda (2019)=0AFirst temnodontosaurid (Ichthyosauria, Parvipelvia) from =
the Lower Jurassic=0Aof the Atacama Desert, northern Chile.=0AJournal of So=
uth American Earth Sciences: 102459 (advance online=0Apublication)=0Adoi: h=
ttps://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__doi.org_10.1016_j.jsa=
mes.2019.102459&d=3DDwIFaQ&c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&=
r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&m=3D3h92D_u3E3U58fz6EaRGPvV=
-w1uqtFmFZDYckuelVMY&s=3DS4RpRm0AZm6H2kia-L92QzSWepHQChHlVH5IIfg7EcY&e=3D=
=20=0Ahttps://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__www.sciencedir=
ect.com_science_article_abs_pii_S089598111930519X&d=3DDwIFaQ&c=3DclK7kQUTWt=
AVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJ=
gFW9SI&m=3D3h92D_u3E3U58fz6EaRGPvV-w1uqtFmFZDYckuelVMY&s=3DtgqVjDbpkSLLsQhF=
xVGeY_Bw6NbtCSgkrAIAEPJ-D-o&e=3D=20=0A=0A=0AHighlights=0ANew remains of a l=
arge ichthyosaur from the Lower Jurassic of the Atacama=0ADesert.=0AFirst g=
enus identification from the Hettangian-Sinemurian of southeastern=0APantha=
lassa.=0AFirst evidence of a marine macropredator in the Lower Jurassic of =
northern=0AChile.=0A=0A=0ARESUMEN=0A=0ADescribimos restos craneales fragmen=
tarios de ictiosaurio pertenecientes a=0Aun =C3=BAnico individuo, recuperad=
o desde estratos marinos del Jur=C3=A1sico Inferior=0Adel norte de Chile. L=
os dientes preservados muestran caracter=C3=ADsticas=0Adistintivas, como un=
a ra=C3=ADz muy larga, robusta y con gruesos pliegues, as=C3=AD=0Acomo tamb=
i=C3=A9n coronas bajas, triangulares, masivas, labio-lingualmente=0Acomprim=
idas y con carenas. Las caracter=C3=ADsticas dentales son consistentes=0Aco=
n las del g=C3=A9nero Temnodontosaurus, anteriormente conocido en el Jur=C3=
=A1sico=0AInferior de Europa. Este descubrimiento representa el primer regi=
stro de un=0Aictiosaurio temnodontos=C3=A1urido en el hemisferio sur, refor=
zando un patr=C3=B3n de=0Aintercambio faun=C3=ADstico entre el Tetis norte =
y Panthalassa sur, antes de la=0Aseparaci=C3=B3n de Laurasia y Gondwana, y =
antes del establecimiento completo de=0Ala v=C3=ADa mar=C3=ADtima del Carib=
e.=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:<=
/div><div><br></div><div>[I currently don&#39;t have access to the full tex=
t and can&#39;t check if a new species is named (seemingly not). Apparently=
, the material is identified generically as belonging to Temnodontosaurus.]=
<br><div><br></div><div><br></div><div>Rodrigo A. Otero =C2=A0&amp; Patrici=
o Sep=C3=BAlveda (2019)<br>First temnodontosaurid (Ichthyosauria, Parvipelv=
ia) from the Lower Jurassic of the Atacama Desert, northern Chile.<br>Journ=
al of South American Earth Sciences: 102459 (advance online publication)<br=
>doi: <a href=3D"https://urldefense.proofpoint.com/v2/url?u=3Dhttps-3A__doi=
.org_10.1016_j.jsames.2019.102459&amp;d=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIgv=
i0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DRy_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9=
SI&amp;m=3D3h92D_u3E3U58fz6EaRGPvV-w1uqtFmFZDYckuelVMY&amp;s=3DS4RpRm0AZm6H=
2kia-L92QzSWepHQChHlVH5IIfg7EcY&amp;e=3D">https://doi.org/10.1016/j.jsames.=
2019.102459</a><br><a href=3D"https://urldefense.proofpoint.com/v2/url?u=3D=
https-3A__www.sciencedirect.com_science_article_abs_pii_S089598111930519X&a=
mp;d=3DDwMFaQ&amp;c=3DclK7kQUTWtAVEOVIgvi0NU5BOUHhpN0H8p7CSfnc_gI&amp;r=3DR=
y_mO4IFaUmGof_Yl9MyZgecRCKHn5g4z1CYJgFW9SI&amp;m=3D3h92D_u3E3U58fz6EaRGPvV-=
w1uqtFmFZDYckuelVMY&amp;s=3DtgqVjDbpkSLLsQhFxVGeY_Bw6NbtCSgkrAIAEPJ-D-o&amp=
;e=3D">https://www.sciencedirect.com/science/article/abs/pii/S0895981119305=
19X</a><br><br><br>Highlights<br>New remains of a large ichthyosaur from th=
e Lower Jurassic of the Atacama Desert.<br>First genus identification from =
the Hettangian-Sinemurian of southeastern Panthalassa.<br>First evidence of=
 a marine macropredator in the Lower Jurassic of northern Chile.<br><br><br=
>RESUMEN</div><div><br>Describimos restos craneales fragmentarios de ictios=
aurio pertenecientes a un =C3=BAnico individuo, recuperado desde estratos m=
arinos del Jur=C3=A1sico Inferior del norte de Chile. Los dientes preservad=
os muestran caracter=C3=ADsticas distintivas, como una ra=C3=ADz muy larga,=
 robusta y con gruesos pliegues, as=C3=AD como tambi=C3=A9n coronas bajas, =
triangulares, masivas, labio-lingualmente comprimidas y con carenas. Las ca=
racter=C3=ADsticas dentales son consistentes con las del g=C3=A9nero Temnod=
ontosaurus, anteriormente conocido en el Jur=C3=A1sico Inferior de Europa. =
Este descubrimiento representa el primer registro de un ictiosaurio temnodo=
ntos=C3=A1urido en el hemisferio sur, reforzando un patr=C3=B3n de intercam=
bio faun=C3=ADstico entre el Tetis norte y Panthalassa sur, antes de la sep=
araci=C3=B3n de Laurasia y Gondwana, y antes del establecimiento completo d=
e la v=C3=ADa mar=C3=ADtima del Caribe.<br><br></div></div></div>=0A=

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