Quebrada La Totora, Profil 4, Sample 5-1 (Jurassic of Chile)

Where: Chile (28.7° S, 70.2° W: paleocoordinates 27.2° S, 33.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Middle Toarcian (182.0 - 175.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified sandstone

Size class: macrofossils

Preservation: mold/impression, original calcite, replaced with silica

Collection methods: mechanical

Primary reference: M. Aberhan. 1992. Palokologie und zeitliche Verbreitung benthischer Faunengemeinschaften im Unterjura von Chile. Beringeria 5:1-174 [M. Kosnik/M. Kosnik]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 35447: authorized by Martin Aberhan, entered by Sabine Nürnberg on 16.12.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Heterostropha - Nerinellidae
? Nerinella sp. Sharpe 1849 snail
Bivalvia
 Trigoniida - Myophorelloidae
Vaugonia "sp. A" Crickmay 1930 clam
 Lucinida - Lucinidae
 Pholadomyida - Pholadomyidae
"Pholadomya fidicula" = Pholadomya (Pholadomya) fidicula
"Pholadomya fidicula" = Pholadomya (Pholadomya) fidicula Sowerby 1826 clam
 Pandorida - Laternulidae
Cercomya undulata Sowerby 1827 clam
 Pholadida - Ceratomyidae
Gresslya peregrina Phillips 1829 clam
 Pholadida - Pleuromyidae
Pleuromya uniformis Sowerby 1813 clam
 Cardiida - Cardiidae
Protocardia striatula Sowerby 1829 cockle
 Mytilida - Mytilidae
"Modiolus imbricatus" = Modiolus (Modiolus) imbricatus Sowerby 1818 mussel
Modiolus giganteus Quenstedt 1857 mussel
 Arcida - Cucullaeidae
 Ostreida - Bakevelliidae
Gervillaria hartmanni Münster 1834 oyster
 Ostreida - Gryphaeidae
Gryphaea sp. Lamarck 1801 oyster
Rhynchonellata
 Terebratulida - Lobothyrididae
"Lobothyris subpunctata" = Lobothyris punctata
"Lobothyris subpunctata" = Lobothyris punctata Sowerby 1812
 Rhynchonellida - Rhynchonellidae