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

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