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{{Short description|Trace fossil}}
{{ichnobox/short
{{Ichnobox
| name = ''{{PAGENAME}}''
| oldest fossil = Ediacaran
| fossil_range = {{fossil range|Ediacaran|Tertiary}}
| taxon = Gordia
| youngest fossil = Tertiary
| authority = Emmons, 1844
| authority = Emmons, 1844
}}
}}


'''''Gordia marina''''' is a lower Cambrian [[ichnofossil]], and is the most common trace fossil in the [[Kaili biota]] displaying "smooth, cylindrical or subcylindrical, non-branching, winding and irregularly curving burrows, commonly self-overcrossing".<ref name=Wang2009>{{cite doi|10.1016/j.palaeo.2009.02.017}}</ref> Probably made by a worm-like creature displaying fodinichnial (sediment scavenging) behaviour.<ref name=Wang2009/> It takes the form of unlined, curving parallel-walled burrows that often end with a nub, probably created as the creature probed the over- or under-lying sediment.<ref name="Wang2009" />
'''''Gordia''''' is an [[ichnofossil]] known from Precambrian<ref>{{Cite web |title=Gordia |url=https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=83892 |access-date=2023-04-25 |website=paleobiodb.org}}</ref> to modern sediments and is the most common trace fossil in the [[Kaili biota]] displaying "smooth, cylindrical or subcylindrical, non-branching, winding and irregularly curving burrows, commonly self-overcrossing".<ref name=Wang2009>{{Cite journal| first1 = Y.| first2 = J. P.| first3 = Y. L.| first4 = P. J.| title = Palaeoecology of the trace fossil Gordia and its interaction with nonmineralizing taxa from the early Middle Cambrian Kaili Biota, Guizhou Province, South China| last1 = Wang| journal = Palaeogeography, Palaeoclimatology, Palaeoecology| volume = 277| issue = 1–2| pages = 141–148| year = 2009| doi = 10.1016/j.palaeo.2009.02.017| last2 = Lin| last3 = Zhao| last4 = Orr | bibcode = 2009PPP...277..141W}}</ref> Probably made by a worm-like creature displaying fodinichnial (sediment scavenging) behaviour.<ref name=Wang2009/> It takes the form of unlined, curving parallel-walled burrows that often end with a nub, probably created as the creature probed the over- or under-lying sediment.<ref name="Wang2009" /> It resembles ''[[Helminthopsis]]'' and ''[[Haplotichnus]]''.<ref name="Wang2009" />
It resembles ''[[Helminthopsis]]'' and ''[[Haplotichnus]]''<ref name="Wang2009" />


==References==
==References==
{{Reflist}}
{{Reflist}}


{{Taxonbar|from1=Q111917501|from2=Q5584683}}
[[Category: Burrow fossils]]

[[Category:Paleozoology]]
[[Category:Burrow fossils]]
[[Category:Invertebrate paleozoology]]





Latest revision as of 21:33, 7 November 2023

Gordia
Temporal range: Ediacaran–Tertiary
Trace fossil classification Edit this classification
Genus: Gordia
Emmons, 1844

Gordia is an ichnofossil known from Precambrian[1] to modern sediments and is the most common trace fossil in the Kaili biota displaying "smooth, cylindrical or subcylindrical, non-branching, winding and irregularly curving burrows, commonly self-overcrossing".[2] Probably made by a worm-like creature displaying fodinichnial (sediment scavenging) behaviour.[2] It takes the form of unlined, curving parallel-walled burrows that often end with a nub, probably created as the creature probed the over- or under-lying sediment.[2] It resembles Helminthopsis and Haplotichnus.[2]

References

[edit]
  1. ^ "Gordia". paleobiodb.org. Retrieved 2023-04-25.
  2. ^ a b c d Wang, Y.; Lin, J. P.; Zhao, Y. L.; Orr, P. J. (2009). "Palaeoecology of the trace fossil Gordia and its interaction with nonmineralizing taxa from the early Middle Cambrian Kaili Biota, Guizhou Province, South China". Palaeogeography, Palaeoclimatology, Palaeoecology. 277 (1–2): 141–148. Bibcode:2009PPP...277..141W. doi:10.1016/j.palaeo.2009.02.017.