Rio Parana: Tortonian, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Cetacea
Pontivaga fischeri n. gen., n. sp. Ameghino 1891
Ameghino 1891
nomen dubium belonging to Odontoceti
Mammalia - Cetacea - Iniidae
Ischyrorhynchus vanbenedeni n. gen., n. sp. Ameghino 1891
Ameghino 1891
Anisodelphis brevirostratus n. gen., n. sp. Rovereto 1915
Rovereto 1915 1 specimen
synonym of Ischyrorhynchus vanbenedeni
Saurocetes argentinus n. gen., n. sp. Burmeister 1871
Burmeister 1871
Saurocetes obliquus n. sp. Ameghino 1891
Ameghino 1891
synonym of Saurocetes argentinus
Saurodelphis acutirostratus n. sp. Rovereto 1915
Rovereto 1915 1 specimen
synonym of Saurocetes argentinus
Mammalia - Cetacea - Cetotheriidae
Palaeobalaena dubia
Doering 1882
Palaeobalaena bergii (Moreno 1882)
Doering 1882
original and current combination Palaeobalaena bergi
Mammalia - Rodentia - Hydrochoeridae
Protohydrochoerus sp. Rovereto 1914
    = Phugatherium cataclisticum Ameghino 1887
Deschamps et al. 2013
see common names

Geography
Country:Argentina State/province:Entre Rios
Coordinates: 27.1° South, 64.5° West (view map)
Paleocoordinates:27.3° South, 62.2° West
Basis of coordinate:based on political unit
Altitude:260 meters
Geographic resolution:local area
Time
Period:Neogene Epoch:Miocene
Stage:Tortonian 10 m.y. bin:Cenozoic 6
*Period:Late/Upper Tertiary *Epoch:Middle Pliocene - Late/Upper Pliocene
*Local age/stage:"Mesopotomian"
Key time interval:Tortonian
Age range of interval:11.62000 - 7.24600 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Entre Rios Member:Mesopotamico
Stratigraphic resolution:member
Stratigraphy comments: Vertebrate fossils come from the lower part of the Entre Rios Formation, a complex succession of continental and marine sediments, called the Mesopotamico level.
Lithology and environment
Primary lithology: not reported
Lithology description: No clear lithostratigraphic units have been determined, fossils come from sedimentary complex with marine and continental components.
Environment:marginal marine indet.
Geology comments: Alternating regression/transgression during emplacement of Pampeanas block
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Disassociated minor elements:some
Collection methods and comments
Collection excludes:some genera
Reason for describing collection:taxonomic analysis
Collection method comments: Cheek teeth fragments preserved
Metadata
Database number:13522
Authorizer:J. Alroy, C. Jaramillo, M. Uhen Enterer:J. Wertheim, C. Jaramillo, M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2002-04-11 12:14:53 Last modified:2012-05-03 10:09:19
Access level:the public Released:2002-04-11 12:14:53
Creative Commons license:CC BY
Reference information

Primary reference:

6124.5% 31960P. Bondesio. 1975. Restos de un Protohydrochoerinae (Rodentia, Hidrochoeridae) en el "Mesopotamiense" Plioceno Medio-Tardio) de las Barrancas del rio Parana (Provincia de Entre Rios, Argentina). Ameghiniana 12(3):253-258 [J. Alroy/J. Wertheim/J. Alroy]

Secondary references:

12759 F. Ameghino. 1891. Caracteres diagnosticos de cincuenta especies nuevas de mamiferos fosiles argentinos. Revista Argentina de Historia Natural 1(3):129-167 [M. Uhen/M. Uhen/M. Uhen]
12145 G. Burmeister. 1871. On Saurocetes argentinus a new type of Zeuglodontidae. Annals and Magazine of Natural History (6)51-55 [M. Uhen/M. Uhen/M. Uhen]
54852 C. M. Deschamps, M. G. Vucetich, and C. I. M. A. Montalvo Zárate. 2013. Capybaras (Rodentia, Hydrochoeridae, Hydrochoerinae) and their bearing in the calibration of the late Miocene-Pliocene sequences of South America. Journal of South American Earth Sciences 48:145-158 [C. Jaramillo/C. Jaramillo/M. Uhen]
17683 A. Doering. 1882. Informe oficial de la Comisión científica agregada al Estado Mayor General de la expedición al Río Negro (Patagonia) realizada en los meses de Abril, Mayo y Junio de 1879, bajo las órdenes del General D. Julio A. Roca. III. Geología 299-530 [M. Uhen/M. Uhen/M. Uhen]
15250 C. Rovereto. 1915. Nuevas investigaciones sobre los delfines longirrostros del mioceno del Paraná (República Argentina). Anales del Museo Nacional de Historia Natural de Buenos Aires 27:139-151 [M. Uhen/M. Uhen]