Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Seven new Late Arenigian species of the Acritarch GenusCoryphidium Vavrdováa, 1972

  • 24 Accesses

  • 9 Citations

Abstract

Description and illustration of several species of the genusCoryphidium Vavrdová, 1972, from the Late Upper Arenigian of the Kasba Tadla Basin in Southern Morocco. The taxa discussed are:Coryphidium almohadilla, C. australe, C. baraka, C. milada, C. minutum, C. ramiferum and C. tadla (new species),C. elegans Cramer, Allam, Kanes & Díez, 1974,C. bohemicum Varvdová, 1972.

Zusammenfassung

Beschreibung mehrerer Arten des GenusCoryphidium Vavrdová, 1972, aus dem späteren Oberen Arenig des Kasba-Tadla-Beckens im südlichen Marokko. Es handelt sich um folgende Arten:Coryphidium almohadilla n. sp.,C. australe n. sp.,C. baraka n. sp.,C. milada n. sp.,C. minutum n. sp.,C. ramiferum n. sp., C, tadla n. sp. sowieC. elegans Cramer, Allam, Kanes & Díez, 1974, undC. bohemicum Vavrdová, 1972.

Resumen

Se describen e ilustran varias especies del géneroCoryphidium Vavrdová, 1972, de la parte alta del Arenigiense superior de la Cuenca de Kasba Tadla en el Sur de Marruecos. Los taxones son:Coryphidium almohadilla, C. australe, C. baraka, C. milada, C. minutum, C. ramiferum y C. tadla (nuevas especies),C. elegans Cramer, Allam, Kanes & Díez, 1974,C. bohemicum Vavrdová, 1972.

This is a preview of subscription content, log in to check access.

References

  1. Burmann, G.: Weitere organische Mikrofossilien aus dem unteren Ordovizium. — Paläont. Abh., B, Paläobot.,3, 289–347, Berlin, 1970.

  2. Cramer, F. H.;Allam, B.;Kanes, W. H. &Díez, M. D. C. R.: Upper Arenigian to Lower Llanvirnian Acritarchs from the subsurface of the Tadla Basin in Morocco. — Palaeonto- graphica, B,145, 182–190, Stuttgart 1974.

  3. Cramer, F. H.;Díez, M. D. C. R.: Latest Arenigian (Ordovician) Acritarchs from Cis-Saharian Morocco. — Micropaleontology (in press).

  4. Eisenack, A.;Cramer, F. H. &Díez, M. D. C. R.: Katalog der fossilen Dinoflagellaten, Hystrichosphären und verwandten Mikrofossilien. Band IV. Acritarcha II. - Stuttgart (E. Schweizerbart’sche Verlagsbuchhandlung) 1976.

  5. Martin, F.;Michot, P. &Vanguestaine, M.: Le flysch caradocien d’Ombret. — Ann. Soc. geol. Belg.,93, 337–362, Bruxelles, 1970.

  6. Rauscher, R.: Recherches micropaléontologiques et stratigraphiques dans l’Ordovicien et le Silurien en France. Étude des acritarches, des chitinozoaires et des spores. — Sci. géol., Mém.,38 (1973), 1–224, Strasbourg, 1974 (1974 a).

  7. ——:Les acritarches de l’Ordovicien en France. — Rev. Palaeobot. Palynol.,18, 83–97, Amsterdam, 1974 (1974 b).

  8. Vavrdová, M.: Ordovician acritarchs from Central Bohemia. — Věstnik U. U. G.,40, 351–357, Praha, 1965.

  9. ——: Palaeozoic microplankton from Central Bohemia. — Časop, Miner. Geol.,11, 409–414, Praha, 1966.

  10. ——: Acritarchs from Klabava Shales (Arenig). — Věstnik U. U. G.,47, 79–86, Praha, 1972.

  11. ——: New acritarchs from Bohemian Arenig (Ordovician). — Věstnik U. U. G.,48, 285–290, Praha, 1973.

  12. ——: Excystment mechanism of Early Paleozoic acritarch. — Časop. Miner. Geol.,21, 55–64, Praha, 1976.

Download references

Author information

Correspondence to Fritz H. Cramer or R. Díez, León María del Carmen.

Rights and permissions

Reprints and Permissions

About this article

Cite this article

Cramer, F.H., María del Carmen, R.D.L. Seven new Late Arenigian species of the Acritarch GenusCoryphidium Vavrdováa, 1972. Paläontol. Z. 50, 201–208 (1976). https://doi.org/10.1007/BF02987693

Download citation

Keywords

  • Ordovician
  • Black Shale
  • Similar Morphology
  • Dense Cover
  • Palynomorphs