Английская Википедия:Holcodiscidae

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Шаблон:Short description Шаблон:Automatic taxobox

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

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

Шаблон:Reflist

External links

Шаблон:Taxonbar


Шаблон:Ammonitina-stub

  1. 1,0 1,1 Шаблон:Cite web
  2. 2,0 2,1 2,2 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.
  3. Tzankov, V. & Breskovski, S. (1982), "Volume et contenu de la famille Holcodiscidae Spath, 1924," C.R. Acad. bulg. Sci., 35, 4, 491-93.