Bahia de la Lancha, Lago San Martin, Santa Cruz (Cretaceous of Argentina)

Where: Argentina (49.0° S, 72.3° W: paleocoordinates 47.9° S, 32.1° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Springhill Formation, Berriasian (145.0 - 139.8 Ma)

• from the top of the Springhill Formation

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, sandy limestone

Size class: macrofossils

Collection methods: quarrying,

Primary reference: A. C. Riccardi. 1977. Berriasian invertebrate fauna from the Springhill Formation of Southern Patagonia. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 155(2):216-252 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 65424: authorized by Wolfgang Kiessling, entered by Uta Merkel on 22.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Ostreida - Gryphaeidae
"Aetostreon sp." = Exogyra (Aetostreon)
"Aetostreon sp." = Exogyra (Aetostreon) Bayle 1878 oyster
 Pectinida - Pectinoidae
"Chlamys (Aequipecten) octoplicoides" = Aequipecten
"Chlamys (Aequipecten) octoplicoides" = Aequipecten scallop
 Pectinida - Entoliidae
Entolium (Entolium) cf. argentinum
 Pectinida - Oxytomidae
Oxytomidae indet., Oxytoma (Oxytoma) sp., Oxytoma (? Hypoxytoma) sp.
Oxytomidae indet. Ichikawa 1958 scallop
Oxytoma (Oxytoma) sp. Meek 1864 scallop
 Myalinida - Inoceramidae
Inoceramidae indet., Inoceramus sp., Inoceramus aff. anomiaeformis
Inoceramidae indet. Giebel 1852 clam
Inoceramus sp. Sowerby 1814 clam
sp. 1 and 2
Inoceramus aff. anomiaeformis Feruglio 1936 clam
 Arcida - Cucullaeidae
Megacucullaea cf. kraussi
 Carditida - Astartidae
? Eriphyla sp., ? Astarte sp.
? Eriphyla sp. Gabb 1864 clam
? Astarte sp. Sowerby 1816 clam
 Lucinida - Lucinidae
Lucinidae indet., Lucina antarctandica, Lucina sp., Lucina cf. neuquensis
Lucinidae indet. Fleming 1828 clam
Lucina sp. Bruguière 1797 clam
Lucina cf. neuquensis Haupt 1907 clam
 Hiatellida - Hiatellidae
"? Panopaea sp." = Panopea
"? Panopaea sp." = Panopea Menard 1807 clam
 Pholadida - Pleuromyidae
? Pleuromya sp.
? Pleuromya sp. Meek 1873 clam
 Cardiida - Cardiidae
Protocardia (Tendagurium) sp. n. sp.
Protocardia (Tendagurium) sp. n. sp. Beyrich 1845 cockle
Cephalopoda
 Belemnitida - Belemnopseidae
Belemnopsis patagoniensis, Belemnopsis cf. madagascariensis
 Belemnitida - Mesohibolitidae
Hibolithes aff. jaculum
 Ammonitida - Neocomitidae
"Jabronella aff. michaelis" = Subalpinites, Neocosmoceras sp., Delphinella sp.
"Jabronella aff. michaelis" = Subalpinites ammonite
Delphinella sp. Le Hegarat 1973 ammonite