Lake San Giuliano (Pleistocene of Italy)

Where: Italy (40.6° N, 16.5° E: paleocoordinates 40.6° N, 16.5° E)

• coordinate stated in text

When: MNN19d nannofossil zone, Argille Subappennine Formation, Calabrian (1.8 - 0.8 Ma)

• Two samples (SG1 and SG2) yielded well-preserved and abundant nannofossils, characterised by the presence of large Gephyrocapsa. The latter defines zone MNN19d [4] and ranges from 1.59 to 1.25 Ma [5], thus indicating an Emilian (Calabrian) age [6].

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: G. Bianucci, F. G. Marx, A. Collareta, A. Di Stefano, W. Landini, C. Morigi, and A. Varola. 2019. Rise of the titans: baleen whales became giants earlier than thought. Biology Letters 15(5):20190175 [M. Uhen/B. Shipps/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 126555: authorized by Carrie Schweitzer, entered by Evaline Johnson on 07.04.2012, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Coccolithophyceae
 Isochrysidales - Noelaerhabdaceae
Gephyrocapsa sp. Kamptner 1943
Globothalamea
 Rotaliida - Cibicididae
 Rotaliida - Nonionidae
Foraminifera
 Globigerinoidea - Globigerinitidae
 Globigerinoidea - Globorotaliidae
 Globigerinoidea - Globigerinidae
Orbulina universa d'Orbigny 1839
Globigerina bulloides d'Orbigny 1826
Globigerinoides ruber d'Orbigny 1839
 Planorbulinacea - Planorbulinidae
 Rotaliina - Islandiellidae
Mammalia
 Cetacea - Balaenopteridae
Balaenoptera cf. musculus Linnaeus 1758 blue whale