The result of the study of nummulitids provided an association formed by the species
Nummulites aff.
Several species of larger benthic foraminifera were recorded including;
Nummulites mamillatus, N.
larger benthic foraminiera including Assilina laminosa and
Nummulites sp.
1, Spiroculina sp., Quinqueloculina sp., Asterigerina sp.,
Nummulites spp., Neorotalia viennoti, Cibicidae gen.
The major lower part ( greater than 300m) is a carbonate facies of massive fossiliferous limestone dominated by
Nummulites along with Alveolina, Discocyclina and Miliolids.
He described the Thebes Formation as massive to laminated limestone with flint bands or nodules and marl rich with
Nummulites and planktonic foraminifera.
Tienen una composicion bioclastica con la presencia caracteristica de espinas de equinodermos y abundantes macroforaminiferos como Discocyclina seunesi y
Nummulites heberti.
En la secuencia estudiada se presentan areas con grandes acumulaciones de foraminiferos, principalmente Lepidociclina, Miliolidos, algunos fragmentos de
Nummulites, y otros restos de foraminiferos plantonicos no determinados.
Keywords: Biostratigraphy; Larger benthic foraminifera; Biozone; Tethys;
Nummulites.
Geologieetmicropaleontologie (
Nummulites et palynologie) de la formation Eocene de Ziarat, Elbourz oriental (Iran).