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Platyceras ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	9117	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=9117

Rank

genus (PBDB)

Taxonomy (PBDB)

Life : Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Platyceras

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
subclass	Eogastropoda	Ponder and Lindberg 1996
order	Euomphalina	de Koninck 1881
superfamily	Platyceratoidea
family	Platyceratidae	Hall 1859
genus	Platyceras	Conrad 1840

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Platyceras	genus	belongs to Platyceratidae	stated with evidence	Hall, 1859
Platyceras	genus	belongs to Capulidae	stated with evidence	Ulrich and Scofield, 1897
Platyceras	genus	belongs to Platyceratidae	stated with evidence	Knight et al., 1960
Platyceras	genus	belongs to Archaeogastropoda	second hand	Sepkoski, 2002
Platyceras	genus	belongs to Platyceratidae	stated with evidence	Bouchet et al., 2005

Status (PBDB)

extinct

Taxon Size (PBDB)

166

First Recorded Appearance

443 - 441 Ma
Silurian

Last Recorded Appearance

237 - 201 Ma
Mesozoic

Environment

marine (based on Platyceratidae)

Motility

facultatively mobile, epibiont (based on Platyceras)

Vision

limited (based on Gastropoda)

Diet

parasite (based on Platyceras)

Ontogeny

accretion (based on Platyceratoidea)

Ecospace Comments

BODY SIZE: Data from Knight et al. (1960).

Taphonomy

low Mg calcite, aragonite (based on Platyceratidae)

Primary Reference (PBDB)

T. A. Conrad. 1840. Third annual report on the palaeontological department of the survey. New York Geological Survey, Annual Report 4(1):199-207

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Platyceras (Euthyrachis) ✝ subgenus	listed (PBDB)
Platyceras (Platyceras) ✝ subgenus	listed (PBDB)	34	439 Ma Silurian	305 Ma Carboniferous
Platyceras (Platyostoma) ✝ subgenus	listed (PBDB)	255	443 Ma Silurian	260 Ma Permian
Platyceras (Tubomphalus) ✝ subgenus	listed (PBDB)	6	427 Ma Silurian	411 Ma Early/Lower Devonian
Platyceras (Visitator) ✝ subgenus	listed (PBDB)	4	427 Ma Silurian	408 Ma Early/Lower Devonian
Platyceras abundans ✝ species	listed (PBDB)	6	296 Ma Permian	260 Ma Permian
Platyceras ammon ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras angulatum ✝ species	listed (PBDB)	6	433 Ma Silurian	433 Ma Silurian
Platyceras angustum ✝ species	listed (PBDB)	1	336 Ma Carboniferous	336 Ma Carboniferous
Platyceras argo ✝ species	accepted (GBIF) listed (PBDB)	3	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras attenuatum ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras auriculatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras billingsi ✝ species	accepted (GBIF) listed (PBDB)
Platyceras bistrami ✝ species	accepted (GBIF) listed (PBDB)
Platyceras bucculentum ✝ species	accepted (GBIF) listed (PBDB)	7	393 Ma Early/Lower Devonian	388 Ma Middle Devonian
Platyceras callossum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras canalicatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras carinatum ✝ species	accepted (GBIF) listed (PBDB)	15	393 Ma Early/Lower Devonian	388 Ma Middle Devonian
Platyceras chapmani ✝ species	accepted (GBIF) listed (PBDB)	2	419 Ma Early/Lower Devonian	419 Ma Early/Lower Devonian
Platyceras colonus ✝ species	accepted (GBIF) listed (PBDB)
Capulus columbinus ✝ species	accepted (GBIF) listed (PBDB)	2	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras compressum ✝ species	listed (PBDB)
Platyceras compressum ✝ species	listed (PBDB)	1	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras compressus ✝ species	listed (PBDB)	2	388 Ma Middle Devonian	372 Ma Late/Upper Devonian
Platyceras contortum ✝ species	accepted (GBIF) listed (PBDB)	1	408 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian
Platyceras contortus ✝ species	listed (PBDB)	3	388 Ma Middle Devonian	372 Ma Late/Upper Devonian
Platyceras cordatus ✝ species	listed (PBDB)	1	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras crassum ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras cymbium ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras decorum ✝ species	accepted (GBIF) listed (PBDB)	1	412 Ma Early/Lower Devonian	412 Ma Early/Lower Devonian
Platyceras dilatans ✝ species	accepted (GBIF) listed (PBDB)	1	403 Ma Early/Lower Devonian	403 Ma Early/Lower Devonian
Platyceras dilatatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras disciforme ✝ species	accepted (GBIF) listed (PBDB)	2	426 Ma Silurian	426 Ma Silurian
Capulus dormitans ✝ species	accepted (GBIF) listed (PBDB)
Platyceras duriculatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras eberti ✝ species	accepted (GBIF) listed (PBDB)
Platyceras echinatum ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras edmundi ✝ species	accepted (GBIF) listed (PBDB)	1	419 Ma Early/Lower Devonian	419 Ma Early/Lower Devonian
Platyceras elongatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras encloides ✝ species	accepted (GBIF) listed (PBDB)	1	359 Ma Late/Upper Devonian	359 Ma Late/Upper Devonian
Acroculia erectum ✝ species	accepted (GBIF) listed (PBDB)	22	393 Ma Early/Lower Devonian	388 Ma Middle Devonian
Platyceras evolutus ✝ species	accepted (GBIF) listed (PBDB)	1	359 Ma Late/Upper Devonian	359 Ma Late/Upper Devonian
Platyceras expansus ✝ species	accepted (GBIF) listed (PBDB)
Platyceras fecundum ✝ species	accepted (GBIF) listed (PBDB)
Capulus galeritus ✝ species	accepted (GBIF) listed (PBDB)	2	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras gaspense ✝ species	accepted (GBIF) listed (PBDB)	1	408 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian
Platyceras gibbosum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras glenparkensis ✝ species	accepted (GBIF) listed (PBDB)	1	359 Ma Late/Upper Devonian	359 Ma Late/Upper Devonian
Pileopsis gracilis ✝ species	accepted (GBIF) listed (PBDB)	1	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras guesnini ✝ species	accepted (GBIF) listed (PBDB)	1	411 Ma Early/Lower Devonian	411 Ma Early/Lower Devonian
Capulus hainensis ✝ species	accepted (GBIF) listed (PBDB)
Acroculia haliotis ✝ species	accepted (GBIF) listed (PBDB)
Platyceras haliotoides ✝ species	accepted (GBIF) listed (PBDB)
Platyceras hebes ✝ species	accepted (GBIF) listed (PBDB)	2	419 Ma Early/Lower Devonian	419 Ma Early/Lower Devonian
Platyceras holzapfeli ✝ species	accepted (GBIF) listed (PBDB)	2	403 Ma Early/Lower Devonian	403 Ma Early/Lower Devonian
Platyceras humulus ✝ species	accepted (GBIF) listed (PBDB)	1	403 Ma Early/Lower Devonian	403 Ma Early/Lower Devonian
Capulus kahlebergensis ✝ species	accepted (GBIF) listed (PBDB)
Platyceras laevicostatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras latum ✝ species	accepted (GBIF) listed (PBDB)	3	359 Ma Late/Upper Devonian	345 Ma Carboniferous
Platyceras leboutillieri ✝ species	accepted (GBIF) listed (PBDB)	2	411 Ma Early/Lower Devonian	411 Ma Early/Lower Devonian
Platyceras lejeunii ✝ species	accepted (GBIF) listed (PBDB)	1	411 Ma Early/Lower Devonian	411 Ma Early/Lower Devonian
Platyceras magnificum ✝ species	accepted (GBIF) listed (PBDB)	1	408 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian
Platyceras mansfieldense ✝ species	accepted (GBIF) listed (PBDB)
Platyceras marylandicum ✝ species	accepted (GBIF) listed (PBDB)	2	383 Ma Late/Upper Devonian	383 Ma Late/Upper Devonian
Platyceras minutum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras multiplicatus ✝ species	listed (PBDB)	2	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras munsteriana ✝ species	listed (PBDB)	1	359 Ma Late/Upper Devonian	359 Ma Late/Upper Devonian
Platyceras nasutum ✝ species	accepted (GBIF) listed (PBDB)	2	359 Ma Late/Upper Devonian	354 Ma Carboniferous
Platyceras nettersheimensis ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Acroculia niagarensis ✝ species	accepted (GBIF) listed (PBDB)	16	443 Ma Silurian	426 Ma Silurian
Platyceras nodosum ✝ species	accepted (GBIF) listed (PBDB)	2	411 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian
Platyceras oehlerti ✝ species	accepted (GBIF) listed (PBDB)	1	403 Ma Early/Lower Devonian	403 Ma Early/Lower Devonian
Platyceras oxynotum ✝ species	accepted (GBIF) listed (PBDB)	2	345 Ma Carboniferous	345 Ma Carboniferous
Platyceras paralium ✝ species	accepted (GBIF) listed (PBDB)	3	365 Ma Late/Upper Devonian	359 Ma Late/Upper Devonian
Platyceras patelliforme ✝ species	accepted (GBIF) listed (PBDB)
Capulus pericompsus ✝ species	accepted (GBIF) listed (PBDB)	2	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras perneri ✝ species	accepted (GBIF) listed (PBDB)	1	408 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian
Platyceras platystomum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras plicatile ✝ species	accepted (GBIF) listed (PBDB)
Pileopsis prisca ✝ species	accepted (GBIF) listed (PBDB)	2	393 Ma Early/Lower Devonian	388 Ma Middle Devonian
Platyceras producti ✝ species	accepted (GBIF) listed (PBDB)	1	260 Ma Permian	260 Ma Permian
Platyceras pulcherrimum ✝ species	accepted (GBIF) listed (PBDB)	3	365 Ma Late/Upper Devonian	365 Ma Late/Upper Devonian
Platyceras rarispinum ✝ species	listed (PBDB)	10	393 Ma Early/Lower Devonian	388 Ma Middle Devonian
Platyceras reflexum ✝ species	accepted (GBIF) listed (PBDB)	1	411 Ma Early/Lower Devonian	411 Ma Early/Lower Devonian
Platyceras richtum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras rictum ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras robustum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras sigmoidale ✝ species	listed (PBDB)	1	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras sinuatum ✝ species	accepted (GBIF) listed (PBDB)	5	419 Ma Early/Lower Devonian	419 Ma Early/Lower Devonian
Platyceras spirale ✝ species	accepted (GBIF) listed (PBDB)	1	411 Ma Early/Lower Devonian	411 Ma Early/Lower Devonian
Capulus squamosus ✝ species	accepted (GBIF) listed (PBDB)	2	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras steinmanni ✝ species	accepted (GBIF) listed (PBDB)
Platyceras subrotundum ✝ species	accepted (GBIF) listed (PBDB)	1	339 Ma Carboniferous	339 Ma Carboniferous
Platyceras subumbonatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras symmetricum ✝ species	accepted (GBIF) listed (PBDB)
Capulus terminalis ✝ species	accepted (GBIF) listed (PBDB)	2	388 Ma Middle Devonian	372 Ma Late/Upper Devonian
Platyceras thetis ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras trilobatum ✝ species	accepted (GBIF) listed (PBDB)
Platyceras trojani ✝ species	accepted (GBIF) listed (PBDB)	1	393 Ma Early/Lower Devonian	393 Ma Early/Lower Devonian
Platyceras uncinatus ✝ species	listed (PBDB)	3	411 Ma Early/Lower Devonian	388 Ma Middle Devonian
Platyceras undata ✝ species	accepted (GBIF) listed (PBDB)
Platyceras unicus ✝ species	accepted (GBIF) listed (PBDB)
Capulus ussheri ✝ species	accepted (GBIF) listed (PBDB)	1	388 Ma Middle Devonian	388 Ma Middle Devonian
Platyceras verrucosum ✝ species	accepted (GBIF) listed (PBDB)	1	408 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian
Platyceras vetusta ✝ species	listed (PBDB)	5	376 Ma Late/Upper Devonian	336 Ma Carboniferous
Platyceras villmarensis ✝ species	accepted (GBIF) listed (PBDB)
Platyceras yochelsoni ✝ species	accepted (GBIF) listed (PBDB)	5	272 Ma Permian	260 Ma Permian
Platyceras zinkeni ✝ species	listed (PBDB)	2	411 Ma Early/Lower Devonian	408 Ma Early/Lower Devonian

Synonymy List

Year	Name and Author
1840	Platyceras Conrad
1841	Acroculia Phillips
1844	Actita Fahrenkohl
1859	Platyceras Hall
1897	Platyceras Ulrich and Scofield
1960	Platyceras Knight et al. p. 240
2002	Platyceras Sepkoski, Jr.
2005	Platyceras Bouchet et al. pp. 134, 246

References

Conrad T. A. Third annual report on the palaeontological department of the survey, New York Geological Survey, Annual Report 4 1, 199-207

Phillips J. Figures and descriptions of the Palaeozoic fossils of Cornwall, Devon, and West Somerset; observed in the course of the Ordinance Geological Survey of that district, Geological Society of London, 1-231

Fahrenkohl H. Bemerkungen ueber einige fossilien des moskowischen und kalugaischen Gouvernements, Bulletin de la Société Impériale des Naturalistes de Moscou 17, 773-807

Ulrich E. O., Scofield W. H. The Lower Silurian Gastropoda of Minnesota, The Paleontology of Minnesota 39 2, 813-1081

Knight J. B., Cox L. R., et al (1960) Systematic descriptions, Treatise on Invertebrate Paleontology. Mollusca I 1, 169-339

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

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

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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