Holcodiscus
| Holcodiscus Temporal range: Cretaceous,[1] 130.0–84.9Ma | |
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| Fossil shell of Holcodiscus fallax from Alpes-de-Haute-Provence, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Order: | Ammonitida |
| Family: | Holcodiscidae |
| Genus: | Holcodiscus Uhlig 1882 |
Holcodiscus is an ammonite genus placed in the family Holcodiscidae. Species in this genus were fast-moving nektonic carnivores.[2] The type species of the genus is Ammonites caillaudianus.[2]
Species
- Holcodiscus caillaudianus d'Orbigny 1850
- Holcodiscus camelinus d'Orbigny 1850
- Holcodiscus hauthali Paulcke 1907
- Holcodiscus tenuistriatus Paulcke 1907
Distribution
Fossils of species within this genus have been found in the Cretaceous sediments of Austria, Chile, Colombia, Czech Republic, Czechoslovakia, France, Italy, Morocco, Spain and Russia.[2]
References
- ↑ Sepkoski, Jack Sepkoski's Online Genus Database – Cephalopoda
- ↑ 2.0 2.1 2.2 2.3 2.4 The Paleobiology Database
- W.J. Arkell, et al., 1957. Mesozoic Ammonoidea Treatise on Invertebrate Paleontology, Part L, Ammonoidea. Geological Society of America and Univ Kansas Press.