Unknown
PANGAEA
In:
P.P. Shirshov Institute of Oceanology, Russian Academy of Sciences, Moscow
|
Supplement to: Dmitrenko, Olga B (1998): Distribution of calcareous nannoplankton of the Rio Grande Rise during the Neogene (the South Atlantic Ocean, Site 516). Translated from: Okeanologiya, 1998, 38(3), 423-434, Oceanology, 38(3), 381-393
Publication Date:
2023-07-10
Description:
Calcareous nannoplankton from 44 samples of a thick (169.5 m) Neogene section of DSDP Site 516 in the South Atlantic was studied. More than 60 species were determined. Distribution of these species along the section allowed to establish availability of eight biostratigraphic subdivisions according to schemes of E. Martini (NN) and D. Bukry (CN): NN2 (CN 1c)-NN18 (CN12a). In the middle of Middle Miocene and in the end of Late Cretaceous - beginning of Pliocene two periods of stratigraphic hiatus were noted in the section. They have local nature and are only partly determined in adjacent DSDP sites at the Rio Grande Rise.
Keywords:
72-516; Archive of Ocean Data; ARCOD; Calcidiscus leptoporus; Calcidiscus macintyrei; Calcidiscus protoannulus; Calcidiscus rotula; Ceratolithus tricorniculatus; Coccolithus pelagicus; Coronocyclus nitescens; Counting, coccoliths; Crenalithus doronicoides; Cribrocentrum reticulatum; Cruciplacolithus tenuiforatus; Cyclicargolithus abisectus; Cyclicargolithus floridanus; Cyclicargolithus marismontium; Deep Sea Drilling Project; Depth, bottom/max; DEPTH, sediment/rock; Depth, top/min; Discoaster adamanteus; Discoaster asymmetricus; Discoaster brouweri; Discoaster calcaris; Discoaster deflandrei; Discoaster druggii; Discoaster exilis; Discoaster formosus; Discoaster hamatus; Discoaster pentaradiatus; Discoaster rufus; Discoaster surculus; Discoaster tamalis; Discoaster woodringii; DRILL; Drilling/drill rig; DSDP; Ericsonia fenestrata; Glomar Challenger; Helicosphaera ampliaperta; Helicosphaera carteri; Helicosphaera granulata; Helicosphaera intermedia; Helicosphaera rhomba; Helicosphaera scissura; Helicosphaera sellii; Leg72; Minylitha convallis; Neocrepidolithus cruciatus; Neosphaera coccolithomorpha; Oolithotus antillarum; Pontosphaera segmenta; Pseudoemiliania lacunosa; Reticulofenestra hesslandii; Reticulofenestra perplexa; Reticulofenestra pseudoumbilicus; Reticulofenestra reticulata; Reticulofenestra umbilicus; Rhabdosphaera stylifera; Sample code/label; Scapholithus fossilis; Scyphosphaera apsteinii; Scyphosphaera intermedia; Scyphosphaera recta; South Atlantic/CONT RISE; Sphenolithus abies; Sphenolithus belemnos; Sphenolithus ciperoensis; Sphenolithus distentus; Sphenolithus heteromorphus; Sphenolithus moriformis; Sphenolithus primus; Sphenolithus radians; Triquetrorhabdulus sp.
Type:
Dataset
Format:
text/tab-separated-values, 3338 data points
Permalink
|
Location |
Call Number |
Expected |
Availability |