Holcodiscidae
Extinct family of ammonites
Holcodiscidae Temporal range: Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N | |
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Spitidiscus species from Alpes-de-Haute-Provence | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | †Ammonoidea |
Order: | †Ammonitida |
Superfamily: | †Desmoceratoidea |
Family: | †Holcodiscidae Spath, 1923 |
Synonyms | |
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Holcodiscidae is an ammonite family placed in the superfamily Desmoceratoidea.[1][2]
Description
Moderately involute with rounded, rectangular, or depressed whorl section; straight or sinuous, fine, dense ribs typically continuing over venter and may be periodically truncated by oblique, enlarged ribs, with or without umbilical, lateral and ventrolateral tubercles. Suture rather simple.[2][3]
Genera
- Astieridiscus
- Holcodiscus
- Jeanthieuloyites
- Parasaynoceras
- Spitidiscus
Distribution
Fossils of species within this family have been found in the Cretaceous sediments in Argentina, Austria, Bulgaria, Chile, Colombia, the Czech Republic, Czechoslovakia, France, Hungary, Italy, Mexico, Morocco, Portugal, Romania, Slovakia, Spain and Russia.[1][2]
References
- ^ a b "Holcodiscidae". Paleobiology Database. Retrieved 30 December 2021.
- ^ a b c Wright, C. W. with J.H. Callomon and M.K. Howarth (1996), Mollusca 4 Revised, Cretaceous Ammonoidea, vol. 4, in Treatise on Invertebrate Paleontology, Part L (Roger L. Kaesler et al. eds.), Boulder, Colorado: The Geological Society of America & Lawrence, Kansas: University of Kansas Press, p. 48.
- ^ Tzankov, V. & Breskovski, S. (1982), "Volume et contenu de la famille Holcodiscidae Spath, 1924," C.R. Acad. bulg. Sci., 35, 4, 491-93.
External links
- "Holcodiscidae". mindat.org. Retrieved 30 December 2021.
- "Holcodiscidae". Encyclopedia of Life (EOL). Retrieved 30 December 2021.
- Wright C.W. with J.H. Callomon and M.K. Howarth (1996). "Mollusca 4 Revised: Cretaceous Ammonoidea". In Roger L. Kaesler (ed.). Treatise on Invertebrate Paleontology Part L. Vol. 4. Boulder, Colorado and Lawrence, Kansas: The Geological Society of America & University of Kansas Press. p. 48 – via Internet Archive.
- Arkell, W. J.; Furnish, W. M.; Kummel, Bernhard; Miller, A.K.; Moore, R.C.; Schindewolf, O.H. (1957). "Part L, Mollusca 4: Cephalopoda, Ammonoidea". In Raymond C. Moore (ed.). Treatise on Invertebrate Paleontology. Geological Society of America and University of Kansas Press. p. L371 – via Internet Archive.
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