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Amnicolidae

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Description

Amnicolidae is a family of small freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the superfamily Rissooidea.

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

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4305027	https://www.gbif.org/species/4305027
PaleoBioDB ID (PBDB)	119152	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=119152

Rank

family

Taxonomy (GBIF)

Life : Animalia : Mollusca : Gastropoda : Littorinimorpha : Amnicolidae

Taxonomy (PBDB)

Life : Animalia : Mollusca : Gastropoda : Amnicolidae

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	Amnicolidae	Tryon 1863

Scientific Name

Amnicolidae

Name Published In

Proc. Acad. nat. Sci. Philadelphia, 14: 452

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Amnicolidae	family	belongs to Taenioglossa	stated without evidence	Lull, 1911
Amnicolidae	family	belongs to Rissooidea	stated with evidence	Bouchet et al., 2005

Status (PBDB)

extant

Taxon Size (PBDB)

Extant Size (PBDB)

8 (28%)

First Recorded Appearance

170 - 168 Ma
Middle Jurassic

Environment

freshwater

Motility

actively mobile (based on Rissooidea)

Vision

limited (based on Gastropoda)

Diet

grazer (based on Rissooidea)

Taphonomy

aragonite (based on Gastropoda)

Primary Reference (PBDB)

R. S. Lull. 1911. Systematic paleontology of the Lower Cretaceous deposits of Maryland: Vertebrata. Maryland Geological Survey: Lower Cretaceous

Wikipedia

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

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Amnicolinae subfamily	listed (PBDB)		9	66.0 Ma Late/Upper Cretaceous	0 Ma Extant
Baicaliinae subfamily	listed (PBDB)				0 Ma Extant
Emmericiinae subfamily	listed (PBDB)		9	56.0 Ma Paleocene	0 Ma Extant
Aenigmapyrgus genus	accepted (GBIF)	No associated record in PBDB
Akiyoshia genus	accepted (GBIF)	No associated record in PBDB
Amnicola genus	accepted (GBIF) listed (PBDB)		19	170 Ma Middle Jurassic	0 Ma Extant
Baicalia genus	accepted (GBIF)	No associated record in PBDB
Bythinia genus	accepted (GBIF) listed (PBDB)		1	8.70 Ma Miocene	0 Ma Extant
Charydrobia ✝ genus	accepted (GBIF) listed (PBDB)		1	56.0 Ma Paleocene	56.0 Ma Paleocene
Chencuia genus	accepted (GBIF)	No associated record in PBDB
Colligyrus genus	accepted (GBIF)	No associated record in PBDB
Dasyscias genus	accepted (GBIF)	No associated record in PBDB
Erhaia genus	accepted (GBIF)	No associated record in PBDB
Fontigens genus	accepted (GBIF) listed (PBDB)		4	2.59 Ma Pleistocene	0 Ma Extant
Fossarulus ✝ genus	accepted (GBIF) listed (PBDB)
Godlewskia genus	accepted (GBIF)	No associated record in PBDB
Gypsobia genus	accepted (GBIF)	No associated record in PBDB
Kolhymamnicola genus	accepted (GBIF)	No associated record in PBDB
Korotnewia genus	accepted (GBIF)	No associated record in PBDB
Liobaicalia genus	accepted (GBIF)	No associated record in PBDB
Luofuspira genus	accepted (GBIF)	No associated record in PBDB
Lyogyrus genus	accepted (GBIF)	No associated record in PBDB
Lyrogyrus genus	accepted (GBIF)	No associated record in PBDB
Maackia genus	accepted (GBIF)	No associated record in PBDB
Marstoniopsis genus	accepted (GBIF)	No associated record in PBDB
Mesocochliopa genus	accepted (GBIF)	No associated record in PBDB
Mesopyrgium genus	accepted (GBIF)	No associated record in PBDB
Moria genus	accepted (GBIF)	No associated record in PBDB
Pachychiloides genus	accepted (GBIF)	No associated record in PBDB
Palaeobaicalia genus	accepted (GBIF)	No associated record in PBDB
Parabaikalia genus	accepted (GBIF)	No associated record in PBDB
Parabythinella genus	accepted (GBIF)	No associated record in PBDB
Protamnicola genus	accepted (GBIF)	No associated record in PBDB
Pseudobaikalia genus	accepted (GBIF)	No associated record in PBDB
Pycnanema genus	accepted (GBIF)	No associated record in PBDB
Pyrgobaicalia genus	accepted (GBIF)	No associated record in PBDB
Rachipteron genus	accepted (GBIF)	No associated record in PBDB
Reesidella ✝ genus	accepted (GBIF) listed (PBDB)		5	170 Ma Middle Jurassic	70.6 Ma Late/Upper Cretaceous
Sagia genus	accepted (GBIF)	No associated record in PBDB
Stantonogyra genus	accepted (GBIF)	No associated record in PBDB
Subtilistriata genus	accepted (GBIF)	No associated record in PBDB
Teratobaikalia genus	accepted (GBIF)	No associated record in PBDB
Triasamnicola genus	accepted (GBIF) listed (PBDB)		1	209 Ma Late/Upper Triassic	209 Ma Late/Upper Triassic
Trochispira genus	accepted (GBIF)	No associated record in PBDB
Yongkangia genus	accepted (GBIF)	No associated record in PBDB

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Baicaliidae	GBIF	family	Animalia : Mollusca : Gastropoda : Littorinimorpha : Baicaliidae

Synonymy List

Year	Name and Author
1863	Amnicolidae Tryon
1911	Amnicolidae Lull p. 211
2005	Amnicolidae Bouchet et al. p. 251

References

Lull R. S. (1911) Systematic paleontology of the Lower Cretaceous deposits of Maryland: Vertebrata, Maryland Geological Survey: Lower Cretaceous, 183-211

Bouchet P., Rocroi J.-P, et al (2005) A nomenclator and classification of gastropod family-group names, Malacologia 47 1-2, 1-368

Bouchet, P.; Rocroi, J.-P. (2005). Classification and nomenclator of gastropod families. Malacologia. 47(1-2): 1-397. - via The Interim Register of Marine and Nonmarine Genera

WoRMS (Mar 2013) - via The Interim Register of Marine and Nonmarine Genera

Clark S.A. (2019). Amnicolidae Tryon, 1862. Pp. 90-93, in: C. Lydeard & C.S. Cummings (eds), Freshwater mollusks of the world. A distribution atlas. 242 pp. Baltimore: Johns Hopkins University Press. - via World Register of Marine Species

International Commission on Zoological Nomenclature. Opinion 1108 Conservation of Marstonia Baker, 1926 and of Amnicola lustrica Pilsbry, 1890 (Mollusca: Gastropoda).Bulletin of Zoological Nomenclature 35, 94-96 (1978) - via Official Lists and Indexes of Names in Zoology

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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