Bicaz Gorges, SU III Member, succession II (Cretaceous of Romania)

Where: Bicaz Gorges, Romania (47.0° N, 25.9° E: paleocoordinates 26.5° N, 30.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lapos Formation, Late/Upper Valanginian (140.2 - 136.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithology not reported

• The member is made up of nodular limestones with frequent algal nodules and micrithas with minor intercalation of pelsparites.It has a transgressive lower boundary, marked by a hardground surface, while its upper boundary has a transgressive contact, which is overlain by the Bardos Formation(Barremian-Early Aption).
• Micrites with pelsparitic interbeds of Late Valanginian and Hauterivian age. The thickness varies between 75 and 100 meters.

Size classes: macrofossils, mesofossils

Primary reference: O. Dragastan. 2011. Early Cretaceous Foraminifera, Algal Nodules and Calpionellids from the Lapos Valley, Bicaz Gorges (Eastern Carpathians, Romania). Analele Stiintifice ale Universitatii "Al. I. Cuza" - Seria Geologie 57(1):91-105 [W. Kiessling/M. Krause]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 138829: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 29.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cyanophyceae
  - Garwoodiaceae
Garwoodia bardosi
Lithocodium
  -
Lithocodium sp.
Lithocodium sp. Elliott 1956
Hormogoneae
 Nostocales - Rivulariaceae
Rivularia piae
Tubothalamea
 Miliolida - Hauerinidae
Scythiloculina sp.
Rumanoloculina
  -
Rumanoloculina sp.
Rumanoloculina sp. Neagu 1984