C9-Arroyo Lonqueo, Beds 1191-1193, North-Central Neuquen (Jurassic of Argentina)

Where: Neuquen, Argentina (39.2° S, 70.7° W: paleocoordinates 39.6° S, 29.5° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Cuyo Group, Pliensbachian (190.8 - 182.7 Ma)

• within the Fanninoceras ammonite Zone

• group of beds-level stratigraphic resolution

Environment/lithology: marine; tuffaceous, calcareous sandstone

• sandstones and calcareous sandstones, tuffaceous in part, very fossiliferous

Size class: macrofossils

Collection methods: surface (in situ),

Primary reference: S. E. Damborenea. 1987. Early Jurassic Bivalvia of Argentina: Part 1, Stratigraphical introduction and superfamilies Nuculanacea, Arcacea, Mytilacea and Pinnacea. Palaeontographica A199(1-3):23-111 [W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 33842: authorized by Arnold Miller, entered by Karen Layou on 07.08.2003, edited by Sabine Nürnberg

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Trigoniida - Myophorelloidae
? Myophorella sp. Bayle 1878 clam
Frenguelliella tapiai Lambert 1944 clam
 Pectinida - Neitheoidae
Weyla unca Philippi 1899 scallop
 Pectinida - Pectinoidae
"Chlamys" textoria Schlotheim 1820 scallop
 Pectinida - Plicatulidae
"Plicatula (Harpax) rapa" = Harpax rapa
"Plicatula (Harpax) rapa" = Harpax rapa Bayle and Coquand 1851 scallop
 Ostreida - Pinnidae
Pinna cf. folium Young and Bird 1822 oyster
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805