PP Assemblage [San Julian Fm]: Oligocene, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Crassotrea hatcheri
Valdesia seudocollaris
Gastropoda - Solariellidae
Solariella osborni
Gastropoda - Turritellidae
"Turritella" patagonica
Gastropoda - Neotaenioglossa - Calyptraeidae
"Calyptraea" juliana
"Calyptraea" pileus Lamarck 1822
Gastropoda - Epitoniidae
Cirsotrema rugulosa
Gastropoda - Hipponicidae
Hipponix costata
Gastropoda - Naticidae
"Polinices" secunda
"Polinices" subtenuis (Ihering 1907)
Gastropoda - Neogastropoda - Volutidae
"Proscaphella" gracilor
synonym of Miomelon
Gastropoda - Neogastropoda - Muricidae
"Trophon" santacruzensis
Gastropoda - Struthiolariidae
Struthiolarella ornata
Bivalvia - Nuculanida - Malletiidae
Neilo (Neilo) ortmanni
Bivalvia - Mytilida - Mytilidae
Aulacomya cf. ater (Molina 1782)
recombined as Aulacomya atra
Modiolus ameghinoi (Ihering 1907)
Bivalvia - Pectinida - Pectinidae
"Zygochlamys" geminata (Sowerby 1846)
Bivalvia - Pectinida - Anomiidae
Parinomya juliense
Parinomya patagonensis
Bivalvia - Arcida - Parallelodontidae
Cucullaria darwini (Philippi 1887)
Bivalvia - Arcida - Cucullaeidae
Cucullaea (Monteleonia) marshalli Zinsmeister 1981
Bivalvia - Arcida - Arcidae
Arca (Barbatia) juliania
original and current combination Barbatia
Arca puntaensis
Bivalvia - Arcida - Glycymerididae
Glycymeris pseudocuevensis
Bivalvia - Arcida - Limopsidae
Limopsis insolita (Sowerby 1846)
Bivalvia - Cardiida - Cardiidae
"Cardium" pisum Philippi 1887
Bivalvia - Cardiida - Veneridae
"Chione" patagonica (Philippi 1887)
Dosinia meridionalis
Dosinia laeviuscula
Dosinia burmeisteri
Pitar julianum
Austrocallista iheringii
Bivalvia - Pholadida - Corbulidae
Corbula juliana
Bivalvia - Pholadida - Pholadidae
Pholadidea patagonica (Philippi 1887)
Bivalvia - Hiatellida - Hiatellidae
Panopea sierrana
Bivalvia - Lucinida - Lucinidae
Pteromyrtea crucialis
"Lucina" ortmanni Ihering 1899
Bivalvia - Carditida - Crassatellidae
Crassatella kokeni
Spissatella longior
Bivalvia - Carditida - Carditidae
Fasciculicardia inaequalis
original and current combination Glyptoactis (Fasciculicardia)
Pleuromeris sulcolunularis
Pleuromeris camaronesia
Pleuromeris cannada
see common names

Geography
Country:Argentina State/province:Santa Curz
Coordinates: 49.3° South, 67.7° West (view map)
Paleocoordinates:50.8° South, 59.2° West
Basis of coordinate:stated in text
Geographic resolution:local area
Time
Period:Paleogene Epoch:Oligocene
10 m.y. bin:Cenozoic 4
Key time interval:Oligocene
Age range of interval:33.90000 - 23.03000 m.y. ago
Stratigraphy
Formation:San Julian Member:Meseta Chica
Stratigraphic resolution:formation
Lithology and environment
Primary lithology: sandstone
Includes fossils?Y
Environment:marine indet.
Glacial or sequence phase:transgressive
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:48067
Authorizer:L. Ivany Enterer:P. Wall
Modifier:A. Hendy Research group:marine invertebrate
Created:2005-03-11 09:58:02 Last modified:2010-11-03 20:25:29
Access level:the public Released:2005-03-11 09:58:02
Creative Commons license:CC BY
Reference information

Primary reference:
12860. C. J. del Rio. 2004. Tertiary Marine Molluscan Assemblages of Eastern Patagonia (Argentina): A Biostratigraphic Analysis. Journal of Paleontology 78(6):1097-1122 [L. Ivany/P. Wall/P. Wall]