Biology:Zurcheria
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Short description: Genus of molluscs (fossil)
Zurcheria | |
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Scientific 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[2] 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
- ↑ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology 363: 1–560. http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class. Retrieved 2017-10-18.
- ↑ "Paleobiology Database - Zurcheria". http://paleodb.org/cgi-bin/bridge.pl?action=checkTaxonInfo&taxon_no=257980&is_real_user=1.
- 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.
Wikidata ☰ Q8075383 entry
Original source: https://en.wikipedia.org/wiki/Zurcheria.
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