Guhsania: Difference between revisions

Guhsania; Temporal range: Bajocian PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Ammonoidea
Order:	Ammonitida
Family:	Sonniniidae
Genus:	Guhsania; McLearn, 1926

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Revision as of 18:06, 20 October 2017

Guhsania is an extinct ammonoid cephalopod genus that lived during the early Middle Jurassic, (early Bajocian),^[1] from about 171.5 to 173.5 Ma.

Guhsania belongs to the Sonniniidae, a member of the hildoceratacean superfamily. The shell (conch): essentially involute and ribbed throughout, umbilical edge sharp, outer whorl oxyconic.^[2]

References

^ ^a ^b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2008-05-07. Retrieved 2017-10-18. {{cite journal}}: |archive-date= / |archive-url= timestamp mismatch; 2016-02-25 suggested (help); Unknown parameter |deadurl= ignored (|url-status= suggested) (help)
^ Treatise on Invertebrate Paleontology, Part L, 1957. p.L270

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[Sepkoski_Ceph-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 2008-05-07. Retrieved 2017-10-18. {{cite journal}}: |archive-date= / |archive-url= timestamp mismatch; 2016-02-25 suggested (help); Unknown parameter |deadurl= ignored (|url-status= suggested) (help)

[2] Treatise on Invertebrate Paleontology, Part L, 1957. p.L270

[1]

[2]

@@ Line 2: / Line 2: @@
 {{Taxobox
 |name = ''Guhsania''
-|fossil_range = {{fossil range|Middle Jurassic|ref=<ref name="Sepkoski Ceph">Jack Sepkoski, 2002. List of fossil cephalopod genera. [http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class]</ref>}}
+| fossil_range = {{fossil range|Bajocian|ref=<ref name="Sepkoski Ceph">{{cite journal|last=Sepkoski |first=Jack |title=A compendium of fossil marine animal genera (Cephalopoda entry) | journal=Bulletins of American Paleontology |volume=363 |pages=1–560 | year=2002 | url=http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class |accessdate=2017-10-18 |deadurl=yes | archiveurl=https://web.archive.org/web/20160225225905/http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class | archivedate=2008-05-07 |df= }}</ref>}}
 |regnum = [[Animalia]]
 |phylum = [[Mollusca]]
@@ Line 20: / Line 20: @@
 {{reflist}}
+{{taxonbar}}
 [[Category:Middle Jurassic ammonites]]