B11-Cerro Tricolor, Beds 806-807, Mendoza (Jurassic of Argentina)

Where: Mendoza, Argentina (35.5° S, 70.2° W: paleocoordinates 33.8° S, 31.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Cuyo Group, Toarcian (182.7 - 174.1 Ma)

• within D. hoelderi ammonite Zone

• group of beds-level stratigraphic resolution

Environment/lithology: marine; calcareous sandstone

• medium platy sandstones, cross-bedded, some beds with a higher calcareous content

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 33802: authorized by Arnold Miller, entered by Karen Layou on 07.08.2003, edited by Sabine Nürnberg

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Pectinida - Plicatulidae
? Plicatula sp. Lamarck 1801 scallop
 Pectinida - Propeamussiidae
Parvamussium pumilum Lamarck 1819 mud scallop
 Ostreida -
"Pteriacea indet." = Pterioidea
"Pteriacea indet." = Pterioidea Gray 1847 oyster
 Mytilida - Mytilidae
 Pterioida - Prospondylidea
? Terquemia andina Damborenea 2002 clam
 Trigoniida - Myophorelloidae
Frenguelliella sp. Leanza 1942 clam
Myophorella sp. Bayle 1878 clam
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805