Ninadiscus

Ninadiscus
Temporal range: Botomian
↓
a drawing of Ninadiscus strobulatus, cephalon and pygidium
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Trilobita
Order:
Agnostida
Family:
Weymouthiidae
Genus:
Ninadiscus

Korobov, 1980
Species
  • N. strobulatus Korobov, 1980 (Type)

Ninadiscus Korobov, 1980,[1] is a genus of Eodiscinid trilobite belonging to the family Weymouthiidae Kobayashi (1943),[2] Order Agnostida Salter (1864).[3] It lived during the Botomian Stage = late Lower Cambrian Stage 4 (upper of two stages subdividing the un-named Series 2); the upper Botomian boundary corresponds to the base of the Middle Cambrian, the Miaolingian Series and Wuliuan Stage.

  1. ^ KOROBOV, M. N. 1980. Biostratigrafiia i miomernye trilobity nizhnego kembriia Mongolii [Biostratigraphy and miomeroid trilobites from the Lower Cambrian of Mongolia]. Joint Sov.-Mongol. Sci.- Res. Geol. Exp., Trans. 26: 5-108 [in Russian].
  2. ^ KOBAYASHI T. 1943. Brief notes on the Eodiscids 1, their classification with a description of a new species and a new variety. Proceedings of the Imperial Academy, Tokyo, Volume 19, pp. 37 - 42.
  3. ^ SALTER, J. W. 1864: On some new fossils from the Lingula-flags of Wales. Quarterly Journal of the Geological Society of London, 20, 233–241.