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BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Hemilecanites

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)Not linked to a GBIF record.
PaleoBioDB ID (PBDB)14162https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=14162
Rankgenus (PBDB)
Taxonomy (PBDB)Life : Animalia : Mollusca : Cephalopoda : Ceratitida : Hemilecanitidae : Hemilecanites
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-Bilateria
-EubilateriaAx 1987
-ProtostomiaGrobben 1908
-Spiralia
superphylumLophotrochozoa
phylumMolluscaLinnaeus 1758
classCephalopodaCuvier 1797
subclassAmmonoidea
orderCeratitidaHyatt 1884
suborderParaceltitinaShevyrev 1968
superfamilyXenodiscoideaFrech 1902
familyHemilecanitidaeGuex et al. 2010
genusHemilecanitesSpath 1934
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Hemilecanitesgenusbelongs to Xenoceltitidaestated without evidenceSpath, 1934
Hemilecanitesgenusbelongs to Xenodiscidaestated with evidenceTozer, 1981
Hemilecanitesgenusbelongs to Ceratitidasecond handSepkoski, 2002
Hemilecanitesgenusbelongs to Hemilecanitidaestated with evidenceGuex et al., 2010
Status (PBDB)extinct
Taxon Size (PBDB)4
First Recorded Appearance251 - 247 Ma
Early/Lower Triassic
Last Recorded Appearance247 - 242 Ma
Triassic
Motilityactively mobile (based on Ceratitida)
Visionwell-developed (based on Cephalopoda)
Dietcarnivore (based on Ceratitida)
Taphonomyaragonite (based on Ceratitida)
Primary Reference (PBDB)J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Hemilecanites discus
species
accepted (GBIF)
listed (PBDB)
8251 Ma
Early/Lower Triassic
251 Ma
Early/Lower Triassic
Hemilecanites fastigatus
species
accepted (GBIF)
listed (PBDB)
1251 Ma
Early/Lower Triassic
251 Ma
Early/Lower Triassic
Hemilecanites paradiscus
species
accepted (GBIF)
listed (PBDB)
2251 Ma
Early/Lower Triassic
247 Ma
Early/Lower Triassic

Synonymy List

YearName and Author
1934Hemilecanites Spath pp. 134-136 figs. Plate XIII Figs 7a-d
1981Hemilecanites Tozer p. 88
2002Hemilecanites Sepkoski, Jr.
2010Hemilecanites Guex et al. p. 19
2016Hemilecanites Ehiro et al. p. 93

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560
Tozer E. T. (1981) Triassic Ammonoidea: Classification, evolution and relationship with Permian and Jurassic Forms, The Ammonoidea: The evolution classification, mode of life and geological usefulness of a major fossil group, 66-100
Guex J., Hungerbühler A., et al (2010) Spathian (Lower Triassic) ammonoids from western USA (Idaho, California, Utah and Nevada), Mémoires de Géologie (Lausanne) 49, 1-82
Ehiro M., Sasaki O., et al (2016) Ammonoid fauna of the upper Olenekian Osawa Formation in the Utatsu area, South Kitakami Belt, northeast Japan, Paleontological Research 20, 90-104
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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