Zobrazeno 1 - 10
of 240
pro vyhledávání: '"DANIEL VACHARD"'
Autor:
Safoora Yasbolaghi Sharahi, Bizhan Yousefi Yeganeh, Sakineh Arefifard, Mohammad Mehdi Farahpour, Daniel Vachard
Publikováno v:
Journal of Stratigraphy and Sedimentology Researches, Vol 36, Iss 2, Pp 51-74 (2020)
Abstract The upper Yakhtashian to Bolorian Bagh-e Vang Formation was studied in two stratigraphic sections in north Tabas, east-central Iran. The examination of fusulinids and small foraminifers of the Bagh-e Vang Formation in two studied sections le
Externí odkaz:
https://doaj.org/article/ecab150b8bfb41da9b78bdd5ab71742e
Autor:
DANIEL VACHARD, SALOUA RAZGALLAH
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 99, Iss 3 (2017)
A biostratigraphical analysis of Jebel Tebaga (Tunisia) is given. The Permian is divided in two zones: Afghanella zone of Middle-Upper Murgabian age; and Neoschwagerina, Yabeina and Dunbarula zone of Upper Murgabian- Lower Midian age, himself divided
Externí odkaz:
https://doaj.org/article/646e653ac14e48288be175a54726d75b
Publikováno v:
Journal of Palaeogeography, Vol 3, Iss 1, Pp 35-59 (2014)
During latest Devonian and early Carboniferous times, calcareous foraminifers were abundant, widely distributed, and showed the most rapid rate of evolution in the shallow-sea deposits. These factors, especially their fast phylogenetic changes, make
Externí odkaz:
https://doaj.org/article/b43f6d5561f246019d20a10fbbbad259
Autor:
Ian D. Somerville, Pedro Cózar, Ismail Said, Daniel Vachard, Paula Medina-Varea, Sergio Rodríguez
Publikováno v:
Journal of Palaeogeography, Vol 2, Iss 1, Pp 1-18 (2013)
The northern flank of the Tindouf Syncline in southern Morocco exhibits a continuous, well exposed Carboniferous succession with limestones of Late Asbian to Early Bashkirian age containing rich and diverse foraminiferal and rugose coral assemblages.
Externí odkaz:
https://doaj.org/article/85d7c5e703704fd8b3fa8ddd55eabbeb
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 122, Iss 3 (2016)
The uppermost Carboniferous-Lower Permian Dorud Group of the Gaduk section in Central Alborz (Iran) is more than 44 m-thick; it includes thick succession of conglomerates, quartzarenites, calcareous sandstones, oncolitic fusulinid limestones, sandy l
Externí odkaz:
https://doaj.org/article/f4a90d8485844e02aa5547a0b01aa8fd
Publikováno v:
Revista de Biología Tropical, Vol 58, Iss 1, Pp 183-194 (2010)
Los gasterópodos son un componente importante en la mayoría de los registros fósiles, sin embargo, las investigaciones se han centrado principalmente en la caracterización de las tafofacies y firmas tafonómicas en ambientes particulares. Se pres
Externí odkaz:
https://doaj.org/article/a7ec1ea22f6a43db8ea99227bf4aa809
Publikováno v:
PLoS ONE, Vol 9, Iss 2, p e88583 (2014)
More than 285 specimens of Conotheca subcurvata with three-dimensionally preserved digestive tracts were recovered from the Terreneuvian (early Cambrian) Heraultia Limestone of the northern Montagne Noire, southern France. They represent one of the o
Externí odkaz:
https://doaj.org/article/4ba2bc34e71d4749b7edb8d26f4331ad
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 115, Iss 1 (2009)
The Lower Permian Hueco Group of the Doña Ana Mountains (south-central New Mexico, USA) is studied in three sections (A, B, C) located east of Leasburg, Doña Ana County. Regionally, the Hueco Group has been subdivided into four formations termed Sh
Externí odkaz:
https://doaj.org/article/3222c7ada3ad47f7bb99b54d01667634
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 114, Iss 3 (2008)
A new genus of Foraminifera (Miliolata, Cornuspiroidea, Neodiscidae) is erected from the late Guadalupian (Capitanian = Midian) to Lopingian sedimentary succession of the island of Hydra (Greece). It represents an important phylogenetic form, probabl
Externí odkaz:
https://doaj.org/article/388258a2fcdc49cdaeb51ef2fcf52bb4
Autor:
DANIEL VACHARD, PEDRO CÓZAR
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 112, Iss 1 (2006)
The family Fasciellaceae was created as a group of red algae. It was emended as a tribe Fascielleae of incertae sedis algae, and related to the tribe Calcifolieae Shuysky emend. Vachard & Cózar. The tribes Fascielleae and Calcifolieae both constitut
Externí odkaz:
https://doaj.org/article/66c6b8c4103947419422dd658fc523f0