Quebrada La Totora, Profil 4, Sample 5-2 (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 mixed carbonate-siliciclastic sediments

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 35448: authorized by Martin Aberhan, entered by Sabine Nürnberg on 16.12.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pectinoidae
Camptonectes auritus Schlotheim 1813 scallop
 Pectinida - Limidae
Pseudolimea cf. roemeri Brauns 1871 file clam
Plagiostoma "sp. B" Sowerby 1814 file clam
Ctenostreon cf. rugosum Smith 1817 file clam
 Ostreida - Gryphaeidae
Gryphaea sp. Lamarck 1801 oyster
 Ostreida - Palaeolophidae
"Actinostreon solitarium" = Actinostreon gregareum
"Actinostreon solitarium" = Actinostreon gregareum Sowerby 1816 oyster
 Ostreida - Bakevelliidae
Gervillaria hartmanni Münster 1834 oyster
 Mytilida - Mytilidae
Modiolus giganteus Quenstedt 1857 mussel
 Pholadida - Ceratomyidae
Gresslya peregrina Phillips 1829 clam
 Pholadida - Pleuromyidae
Pleuromya uniformis Sowerby 1813 clam
 Pholadomyida - Pholadomyidae
"Pholadomya fidicula" = Pholadomya (Pholadomya) fidicula
"Pholadomya fidicula" = Pholadomya (Pholadomya) fidicula Sowerby 1826 clam
 Lucinida - Lucinidae
 Trigoniida - Myophorelloidae
Vaugonia "sp. A" Crickmay 1930 clam
 Trigoniida - Trigoniidae
Trigonia "sp. B" Bruguière 1789 clam
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
Rhynchonellata
 Terebratulida - Lobothyrididae
"Lobothyris subpunctata" = Lobothyris punctata
"Lobothyris subpunctata" = Lobothyris punctata Sowerby 1812
 Rhynchonellida - Rhynchonellidae