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Zurcheria

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Genus of molluscs (fossil)

Zurcheria
Temporal range: Bajocian PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: †Ammonoidea
Order: †Ammonitida
Family: †Hammatoceratidae
Subfamily: †Zurcheriinae
Genus: †Zurcheria
Douville, 1885

Zurcheria is a genus of dwarf ammonites from the Middle Jurassic included in the Hammatoceratidae and lacking a keel. The shell is evolute, inner whorls exposed; whorls compressed and slightly overlapping. Bears ribs, which are sinuous folds that project strongly onto the arched venter.

References

Notes
  1. Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2016-02-25. Retrieved 2017-10-18.
  2. "Paleobiology Database - Zurcheria". Retrieved 2017-10-19.
Bibliography
  • W.J. Arkell, et al., 1957. Mesozoic Ammonoidea, Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Geological Society of America and University of Kansas Press.
Taxon identifiers
Zurcheria


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