Carta geologica 116, Locality 2 (Jurassic to of Chile)

Where: Coquimbo, Chile (30.9° S, 70.5° W: paleocoordinates 28.6° S, 33.6° W)

• coordinate stated in text

When: Tres Cruces Formation, Bajocian to Bajocian (170.3 - 163.5 Ma)

Environment/lithology: marine; lithified, argillaceous lithology not reported

Size class: macrofossils

Primary reference: G. Pineda and M. Calderón. 2008. Geología del Área Monte Patria-El Maqui, Región de Coquimbo. [M. Rivadeneira/J. Villafana]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 221524: authorized by Marcelo Rivadeneira, entered by Yusse Hernández on 11.08.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

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Polychaeta
 Sabellida - Serpulidae
Serpula sp.
Serpula sp. Linnaeus 1758
Cephalopoda
 Ammonitida - Lytoceratidae
Lytoceras sp.
Lytoceras sp. Suess 1865 ammonite
 Ammonitida - Sonniniidae
Sonninia mammilifera, Sonninia altecostata, Sonninia espinazitensis, Sonninia sp.
Sonninia sp. Douvillé 1879 ammonite
 Ammonitida - Stephanoceratidae
Stephanoceratidae indet.
Stephanoceratidae indet. Neumayr 1875 ammonite
 Ammonitida - Otoitidae
Otoitidae indet., Otoites sp.
Otoitidae indet. Mascke 1907 ammonite
Otoites sp. ammonite
Gastropoda
 Cerithioidea - Cerithiidae
Cerithium sp.
Cerithium sp. Bruguière 1789 cerith snail
Bivalvia
 Pandorida - Laternulidae
Cercomya undulada, "Cercomya peruviana" = Cercomya (Capillimya) peruviana
"Cercomya peruviana" = Cercomya (Capillimya) peruviana Cox 1956 clam
 Pholadomyida - Pholadomyidae
Goniomya sp., Pholadomya sp., "Pholadomya fidicula" = Pholadomya (Pholadomya) fidicula
Goniomya sp. Agassiz 1842 clam
Pholadomya sp. Sowerby 1823 clam
"Pholadomya fidicula" = Pholadomya (Pholadomya) fidicula Sowerby 1826 clam
 Carditida - Astartidae
Astarte sp.
Astarte sp. Sowerby 1816 clam
 Trigoniida - Trigoniidae
Trigonia costulata, Trigonia sp.
Trigonia sp. Bruguière 1789 clam
 Mytilida - Mytilidae
Modiolus cf. subimbricatus
 Pectinida - Pectinoidae
Eopecten sp., Camptonectes cf. lens
Eopecten sp. Douvillé 1897 scallop
Camptonectes cf. lens Sowerby 1818 scallop
 Pectinida - Oxytomidae
Oxytoma inequivalva
 Pectinida - Limidae
Ctenostreon neuquensis
 Pectinida - Entoliidae
Entolium disciformis, "Entolium demissum" = Entolium demissus
"Entolium demissum" = Entolium demissus Phillips 1835 scallop
 Ostreida - Ostreidae
Ostrea sp.
Ostrea sp. Linnaeus 1758 oyster
 Ostreida - Gryphaeidae
Gryphaea sp.
Gryphaea sp. Lamarck 1801 oyster