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Posidonia ✝

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Posidonia becheri

Mértola, Beja, Portugal

Posidonia becheri

Mértola, Beja, Portugal

Posidonia becheri

Mértola, Beja, Portugal

Description

Posidonia is a genus of flowering plants. It contains nine species of marine plants ("seagrass"), found in the seas of the Mediterranean and around the south coast of Australia.

From Wikipedia article at https://en.wikipedia.org/wiki/Posidonia, which is released under the Creative Commons Attribution-Share-Alike License 3.0.

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	7234680	https://www.gbif.org/species/7234680
PaleoBioDB ID (PBDB)	16941	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=16941

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Mollusca : Bivalvia : Posidonia

Taxonomy (PBDB)

Life : Animalia : Mollusca : Bivalvia : Ostreida : Posidoniidae : Posidonia

Taxonomic Status (GBIF)

doubtful

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca	Linnaeus 1758
class	Bivalvia	Linnaeus 1758
-	Eubivalvia	Carter 2011
subclass	Autobranchia
infraclass	Pteriomorphia
-	Ostreomorphi	Ferussac 1822
-	Ostreioni	Ferussac 1822
-	Ostreata	Ferussac 1822
superorder	Ostreiformii	Ferussac 1822
order	Ostreida
suborder	Malleidina	Gray 1854
superfamily	Posidonioidea	Frech 1909
family	Posidoniidae	Frech 1909
genus	Posidonia	Sadykov 1962

Scientific Name

Posidonia Sadykov, 1962

Name Published In

Middle Palaeozoic bivalve molluscs of Atasu (Central Kazakhstan). Akad. Nauk Kazakh. SSR, Alma-Ata

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Posidonia	genus	belongs to Halobiidae	stated with evidence	Kittl, 1912
Posidonia	genus	belongs to Rhombopteriidae	stated without evidence	Bychkov et al., 1976
Posidonia	genus	belongs to Posidoniidae	stated with evidence	Vokes, 1980
Posidonia	genus	belongs to Pterioida	second hand	Sepkoski, 2002
Posidonia	genus	belongs to Posidoniidae	stated without evidence	Bouchet et al., 2010

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

411 - 408 Ma
Early/Lower Devonian

Last Recorded Appearance

105 - 100 Ma
Cretaceous

Environment

marine,brackish (based on Ostreida)

Motility

stationary (based on Posidoniidae)

Vision

blind (based on Bivalvia)

Diet

suspension feeder (based on Ostreida)

Taphonomy

low Mg calcite (based on Ostreida)

Primary Reference (PBDB)

J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560

Wikipedia

https://en.wikipedia.org/wiki/Posidonia

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Posidonia affinis ✝ species	listed (PBDB)	2	237 Ma Middle Triassic	235 Ma Late/Upper Triassic
Posidonia becheri ✝ species	accepted (GBIF) listed (PBDB)	6	345 Ma Carboniferous	336 Ma Carboniferous
Posidonia bittneri ✝ species	listed (PBDB)	2	237 Ma Middle Triassic	232 Ma Late/Upper Triassic
Posidonia blatchleyi ✝ species	listed (PBDB)	1	212 Ma Late/Upper Triassic	212 Ma Late/Upper Triassic
Posidonia christophori ✝ species	listed (PBDB)
Posidonia daytonensis ✝ species	listed (PBDB)	2	212 Ma Late/Upper Triassic	212 Ma Late/Upper Triassic
Posidonia dianensis ✝ species	accepted (GBIF) listed (PBDB)	1	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Posidonia ekiatapensis ✝ species	listed (PBDB)	1	251 Ma Early/Lower Triassic	251 Ma Early/Lower Triassic
Posidonia elegans ✝ species	listed (PBDB)	1	235 Ma Late/Upper Triassic	235 Ma Late/Upper Triassic
Posidonia gemmellaroi ✝ species	listed (PBDB)	1	237 Ma Middle Triassic	237 Ma Middle Triassic
Posidonia germari ✝ species	listed (PBDB)
Posidonia gibbosa ✝ species	listed (PBDB)	1	235 Ma Late/Upper Triassic	235 Ma Late/Upper Triassic
Posidonia girtyi ✝ species	accepted (GBIF) listed (PBDB)	1	318 Ma Carboniferous	318 Ma Carboniferous
Posidonia idriana ✝ species	listed (PBDB)	1	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Posidonia jacksoni ✝ species	accepted (GBIF) listed (PBDB)	1	232 Ma Late/Upper Triassic	232 Ma Late/Upper Triassic
Posidonia lineolata ✝ species	listed (PBDB)	3	237 Ma Middle Triassic	235 Ma Late/Upper Triassic
Posidonia madisonensis ✝ species	accepted (GBIF) listed (PBDB)	1	232 Ma Late/Upper Triassic	232 Ma Late/Upper Triassic
Posidonia minuta ✝ species	accepted (GBIF) listed (PBDB)
Posidonia multicostata ✝ species	listed (PBDB)
Posidonia nodosocostata ✝ species	listed (PBDB)	1	252 Ma Permian	252 Ma Permian
Posidonia obliqua ✝ species	listed (PBDB)	2	242 Ma Middle Triassic	237 Ma Middle Triassic
Posidonia obsoletestriata ✝ species	listed (PBDB)	1	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Posidonia olenekensis ✝ species	accepted (GBIF) listed (PBDB)	3	251 Ma Early/Lower Triassic	251 Ma Early/Lower Triassic
Posidonia ovalis ✝ species	listed (PBDB)	1	170 Ma Middle Jurassic	170 Ma Middle Jurassic
Posidonia pannonica ✝ species	listed (PBDB)	11	247 Ma Early/Lower Triassic	242 Ma Middle Triassic
Posidonia praealpina ✝ species	listed (PBDB)	1	237 Ma Middle Triassic	237 Ma Middle Triassic
Posidonia semiundata ✝ species	accepted (GBIF) listed (PBDB)	3	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Posidonia somaliensis ✝ species	accepted (GBIF) listed (PBDB)	7	164 Ma Middle Jurassic	157 Ma Jurassic
Posidonia stella ✝ species	listed (PBDB)	2	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Posidonia subtilis ✝ species	listed (PBDB)	1	251 Ma Early/Lower Triassic	251 Ma Early/Lower Triassic
Posidonia triangularis ✝ species	listed (PBDB)
Posidonia wengensis ✝ species	listed (PBDB)	1	252 Ma Permian	252 Ma Permian
Posidonomya backlundi ✝ species	listed (PBDB)
Posidonomya bosniaca ✝ species	listed (PBDB)	2	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Posidonomya fasciata ✝ species	listed (PBDB)	3	242 Ma Middle Triassic	235 Ma Late/Upper Triassic
Posidonomya hausmanni ✝ species	accepted (GBIF) listed (PBDB)
Posidonomya orbicularis ✝ species	listed (PBDB)	4	252 Ma Permian	251 Ma Early/Lower Triassic
Posidonomya pergamena ✝ species	listed (PBDB)	2	237 Ma Middle Triassic	237 Ma Middle Triassic

Synonymy List

Year	Name and Author
1828	Posidonia Bronn
1835	Posidonomya Bronn
1912	Posidonia Kittl
1976	Posidonia Bychkov et al.
1980	Posidonia Vokes p. 48
2002	Posidonia Sepkoski, Jr.
2010	Posidonia Bouchet et al.

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Bronn H. G. , Lethaea Geognostica, oder Abbildungen und Beschreibungen der für die Gebirgs-Formationem bezeichnensten Versteinerungen 1, 97-192

Kittl E. (1912) Materialen zu einer Monographie der Halobiidae und Monotidae der Trias [Monograph on the Halobiidae and Monotidae of the Triassic], Resultate der Wissenschaftlichen Erforschung des Balatonsees, II Band: Paläontologie der Umgebung des Balatonsees 1 4, 1-229

Bychkov Yu. M., Dagys A. S., et al (1976) Atlas Triasovoj fauny i fory Severo-Vostoka SSSR [Atlas of Triassic fauna\r\nand flora from North-East USSR], 1-267

Vokes H. E. (1980) Genera of the Bivalvia: a systematic and bibliographic Catalogue, Genera of the Bivalvia: a systematic and bibliographic Catalogue

Bouchet P., Rocroi J.-P., et al (2010) Nomenclator of Bivalve Families with a Classification of Bivalve Families, Malacologia 52 2, 1-184 doi:10.4002/040.052.0201

Middle Palaeozoic bivalve molluscs of Atasu (Central Kazakhstan). Akad. Nauk Kazakh. SSR, Alma-Ata - via The Interim Register of Marine and Nonmarine Genera

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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