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Tryonia

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Description

Tryonia is a genus of freshwater snails in the family Hydrobiidae. This genus is sometimes placed in the family Cochliopidae.

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

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	2299875	https://www.gbif.org/species/2299875
PaleoBioDB ID (PBDB)	264475	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=264475

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Mollusca : Gastropoda : Littorinimorpha : Cochliopidae : Tryonia

Taxonomy (PBDB)

Life : Animalia : Mollusca : Gastropoda : Cochliopidae : Tryonia

Taxonomic Status (GBIF)

accepted

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	Gastropoda	Cuvier 1797
superorder	Hypsogastropoda
infraorder	Littorinimorpha	Golikov and Starobogtov 1975
-	Discopoda
superfamily	Rissooidea	Gray 1847
family	Cochliopidae	Tryon 1866
genus	Tryonia	Stimpson 1865

Scientific Name

Tryonia Stimpson, 1865

Name Published In

Stimpson W. (1865). Diagnoses of newly discovered genera of gasteropods, belonging to the sub-fam. Hydrobiinae of the family Rissoidae. American Journal of Conchology. 1(1): 52-54.

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Tryonia	genus	belongs to Hydrobiinae	stated without evidence	Stimpson, 1865
Tryonia	genus	belongs to Cochliopidae	stated without evidence	Wesselingh, 2006

Status (PBDB)

extant

Taxon Size (PBDB)

Extant Size (PBDB)

2 (22%)

First Recorded Appearance

83.5 - 70.6 Ma
Late/Upper Cretaceous

Motility

actively mobile (based on Rissooidea)

Vision

limited (based on Gastropoda)

Diet

grazer (based on Rissooidea)

Taphonomy

aragonite (based on Gastropoda)

Primary Reference (PBDB)

W. Stimpson. 1865. Diagnoses of newly discovered genera of gasteropods, belonging to the sub-fam. Hydrobiinae, of the family Rissoidae. American Journal of Conchology 1:52-54

Wikipedia

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

External Images

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Tryonia acicularis ✝ species	accepted (GBIF) listed (PBDB)		1	16.0 Ma Miocene	16.0 Ma Miocene
Tryonia aequicostata species	accepted (GBIF)	No associated record in PBDB
Tryonia allendae species	accepted (GBIF)	No associated record in PBDB
Tryonia angosturae species	accepted (GBIF)	No associated record in PBDB
Tryonia angulata species	accepted (GBIF)	No associated record in PBDB
Tryonia areniticola species	accepted (GBIF)	No associated record in PBDB
Tryonia carinifer species	accepted (GBIF)	No associated record in PBDB
Tryonia cheatumi species	accepted (GBIF)	No associated record in PBDB
Tryonia chuviscarae species	accepted (GBIF)	No associated record in PBDB
Tryonia circumstriata species	accepted (GBIF)	No associated record in PBDB
Tryonia clathrata species	accepted (GBIF) listed (PBDB)				0 Ma Extant
Tryonia contrerasi species	accepted (GBIF)	No associated record in PBDB
Tryonia diaboli species	accepted (GBIF)	No associated record in PBDB
Tryonia dugesiana species	accepted (GBIF)	No associated record in PBDB
Tryonia elata species	accepted (GBIF)	No associated record in PBDB
Tryonia ellipsostoma species	accepted (GBIF)	No associated record in PBDB
Tryonia ericae species	accepted (GBIF)	No associated record in PBDB
Tryonia exiguus species	accepted (GBIF)	No associated record in PBDB
Tryonia gilae species	accepted (GBIF)	No associated record in PBDB
Tryonia globosa species	accepted (GBIF)	No associated record in PBDB
Tryonia hershleri species	accepted (GBIF)	No associated record in PBDB
Tryonia hertleini species	accepted (GBIF)	No associated record in PBDB
Tryonia imitator species	accepted (GBIF)	No associated record in PBDB
Tryonia infernalis species	accepted (GBIF)	No associated record in PBDB
Tryonia julimesensis species	accepted (GBIF)	No associated record in PBDB
Tryonia margae species	accepted (GBIF)	No associated record in PBDB
Tryonia mariae species	accepted (GBIF)	No associated record in PBDB
Tryonia metcalfi species	accepted (GBIF)	No associated record in PBDB
Tryonia minckleyi species	accepted (GBIF)	No associated record in PBDB
Tryonia minuscula ✝ species	accepted (GBIF) listed (PBDB)		4	16.0 Ma Miocene	16.0 Ma Miocene
Tryonia molinae species	accepted (GBIF)	No associated record in PBDB
Tryonia monitorae species	accepted (GBIF)	No associated record in PBDB
Tryonia myriophylla species	accepted (GBIF)	No associated record in PBDB
Tryonia nuttalli ✝ species	accepted (GBIF) listed (PBDB)		2	23.0 Ma Miocene	16.0 Ma Miocene
Tryonia oasiensis species	accepted (GBIF)	No associated record in PBDB
Tryonia ovata species	accepted (GBIF)	No associated record in PBDB
Tryonia peregrina species	accepted (GBIF)	No associated record in PBDB
Tryonia pilsbryi species	accepted (GBIF)	No associated record in PBDB
Tryonia porrecta species	accepted (GBIF)	No associated record in PBDB
Tryonia protea species	accepted (GBIF)	No associated record in PBDB
Tryonia pseudocircumstriata species	accepted (GBIF)	No associated record in PBDB
Tryonia quitobaquitae species	accepted (GBIF)	No associated record in PBDB
Tryonia rowlandsi species	accepted (GBIF)	No associated record in PBDB
Tryonia russelli species	accepted (GBIF)	No associated record in PBDB
Tryonia salina species	accepted (GBIF)	No associated record in PBDB
Tryonia santarosae species	accepted (GBIF)	No associated record in PBDB
Tryonia scalarioides ✝ species	accepted (GBIF) listed (PBDB)		3	16.0 Ma Miocene	16.0 Ma Miocene
Tryonia schwackeana species	accepted (GBIF)	No associated record in PBDB
Tryonia seemani species	accepted (GBIF)	No associated record in PBDB
Tryonia sellowiana species	accepted (GBIF)	No associated record in PBDB
Tryonia semituberculata ✝ species	accepted (GBIF) listed (PBDB)		2	23.0 Ma Miocene	23.0 Ma Miocene
Tryonia shikueii species	accepted (GBIF)	No associated record in PBDB
Tryonia stewartiana species	accepted (GBIF)	No associated record in PBDB
Tryonia stokesi species	accepted (GBIF)	No associated record in PBDB
Tryonia taylori species	accepted (GBIF)	No associated record in PBDB
Tryonia valida species	accepted (GBIF)	No associated record in PBDB
Tryonia variegata species	accepted (GBIF)	No associated record in PBDB
Tryonia vivasi species	accepted (GBIF)	No associated record in PBDB
Tryonia zaragozae species	accepted (GBIF)	No associated record in PBDB

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Durangonella J.P.E.Morrison, 1945	GBIF	genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Cochliopidae : *Durangonella*
Liris Conrad, 1871	GBIF	genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Cochliopidae : *Liris*
Calipyrgula Pilsbry, 1934	GBIF	genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Cochliopidae : *Calipyrgula*

Synonymy List

Year	Name and Author
1865	Tryonia Stimpson
2006	Tryonia Wesselingh

References

Stimpson W. Diagnoses of newly discovered genera of gasteropods, belonging to the sub-fam. Hydrobiinae, of the family Rissoidae, American Journal of Conchology 1, 52-54

Wesselingh F. P. (2006) Molluscs from the Miocene Pebas Formation of Peruvian and Colombian Amazonia, Scripta Geologica 133, 19-290

Turgeon, D. D., J. F. Quinn, Jr., A. E. Bogan, E. V. Coan, F. G. Hochberg, W. G. Lyons, et al., 1998: Common and scientific names of aquatic invertebrates from the United States and Canada: Mollusks, 2nd ed.. American Fisheries Society Special Publication 26. 526. - via Integrated Taxonomic Information System (ITIS)

Stimpson W. (1865). Diagnoses of newly discovered genera of gasteropods, belonging to the sub-fam. Hydrobiinae of the family Rissoidae. American Journal of Conchology. 1(1): 52-54. - via World Register of Marine Species

CoL2006 - 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

SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera

WoRMS (Nov 2016). - via The Interim Register of Marine and Nonmarine Genera

Amer. J. Conch., 1 - 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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