Kossmaticeras


Kossmaticeras is an extinct ammonoid genus belonging to the desmoceratacean family Kossmaticeratidae. Species in this genus were fast-moving nektonic carnivores. They lived during the Late Cretaceous, from the upper Turonian to the upper Maastrichtian ages. The type species of the genus is K. theobaldianus.

Subgenera and species

  • Kossmaticeras (Karapadites) Collignon, 1954
  • * Kossmaticeras besairieri Collignon, 1954
  • * Kossmaticeras karapadensis Kossmat, 1897
  • * Kossmaticeras madrasinus Stoliczka, 1865
  • * Kossmaticeras planissimus Collignon, 1966
  • Kossmaticeras de Grossouvre, 1901
  • * Kossmaticeras inornatum Collignon, 1966
  • * Kossmaticeras jeletzkyi Collignon, 1965
  • * Kossmaticeras jonesi Collignon, 1965
  • * Kossmaticeras kilenensis Alsen, 2018
  • * Kossmaticeras sakondryense Collignon, 1954
  • * Kossmaticeras sparsicostatum Kossmat, 1897
  • * Kossmaticeras theobaldianum Stolickza, 1865
  • Kossmaticeras Collignon, 1954
  • * Kossmaticeras africanus van Hoepen, 1920
  • * Kossmaticeras elegans Kennedy, 1985
  • * Kossmaticeras similis Spath, 1921
  • * Kossmaticeras canadense McLearn, 1972

    Distribution

Fossils of species within this genus have been found in the Cretaceous sediments of Antarctica, Australia, Canada, Chile, India, Madagascar, New Zealand and South Africa.