Biology:Zurcheria
From HandWiki
Short description: Genus of molluscs (fossil)
| Zurcheria | |
|---|---|
Scientific classification 
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| 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
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