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Lytoceratinae ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	130363	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=130363

Rank

subfamily (PBDB)

Taxonomy (PBDB)

Life : Animalia : Mollusca : Cephalopoda : Ammonitida : Lytoceratidae : Lytoceratinae

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	Cephalopoda	Cuvier 1797
subclass	Ammonoidea
order	Ammonitida	Hyatt 1889
suborder	Ammonitina	Hyatt 1889
superfamily	Lytoceratoidea
family	Lytoceratidae	Neumayr 1875
subfamily	Lytoceratinae	Neumayr 1875

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Lytoceratinae	subfamily	belongs to Lytoceratidae	stated with evidence	Westermann, 1969
Lytoceratinae	subfamily	belongs to Lytoceratidae	stated without evidence	Alsen, 2006
Lytoceratinae	subfamily	belongs to Lytoceratidae	stated with evidence	Hoffmann, 2010

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

201 - 190 Ma
Early Jurassic

Last Recorded Appearance

99.6 - 93.5 Ma
Late/Upper Cretaceous

Motility

fast-moving (based on Ammonoidea)

Vision

well-developed (based on Cephalopoda)

Diet

carnivore (based on Ammonoidea)

Taphonomy

aragonite (based on Ammonoidea)

Primary Reference (PBDB)

G. Landra, F. Cecca, and Z. Vasicek. 2000. Early Aptian ammonites from the top of the Maiolica and the anoxic "Selli level" (Lombardy, Southern Alps). Bollettino della Societa Paleontologica Italiana 39(1):29-45

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Carinolytoceras ✝ genus	accepted (GBIF) listed (PBDB)
Lobolytoceras ✝ genus	doubtful (GBIF) listed (PBDB)	1	183 Ma Early Jurassic	183 Ma Early Jurassic
Lytoceras ✝ genus	doubtful (GBIF) listed (PBDB)	1,144	201 Ma Early Jurassic	103 Ma Early/Lower Cretaceous
Protetragonites ✝ genus	accepted (GBIF) listed (PBDB)	111	161 Ma Jurassic	99.6 Ma Late/Upper Cretaceous
Ptycholytoceras ✝ genus	doubtful (GBIF) listed (PBDB)
Zaghouanites ✝ genus	accepted (GBIF) listed (PBDB)	4	190 Ma Early Jurassic	190 Ma Early Jurassic

Synonymy List

Year	Name and Author
1875	Lytoceratinae Neumayr
1969	Lytoceratinae Westermann p. 42
1983	Lytoceratinae Förster and Weier p. 55
1996	Lytoceratinae Reboulet p. 190
1996	Lytoceratinae Wright et al. p. 2
1998	Lytoceratinae Blau p. 201

Year	Name and Author
2000	Lytoceratinae Landra et al. p. 34
2006	Lytoceratinae Alsen p. 123
2010	Lytoceratinae Hoffmann p. 23
2013	Lytoceratinae Grigore p. 90
2016	Lytoceratinae Maisch and Salfinger-Maisch p. 184

References

Landra G., Cecca F., et al (2000) Early Aptian ammonites from the top of the Maiolica and the anoxic "Selli level" (Lombardy, Southern Alps), Bollettino della Societa Paleontologica Italiana 39 1, 29-45

Westermann G. E. G. (1969) The ammonite fauna of the Kialagvik Formation at Wide Bay, Alaska Peninsula. Part II. Sonninia sowerbyi zone (Bajocian), Bulletins of American Paleontology 57, 1-226

Förster R., Weier H. (1983) Ammoniten und Alter der Niongala-Schichten (Unterapt, Süd-Tanzania), Mitteilungen der Bayerischen Staatssammlung für Paläontologie und Historische Geologie 23, 51-76

Reboulet S. (1996) L'évolution des ammonites du Valanginien-Hauterivien inférieur du bassin Vocontien et de la plate-form Provençale (sud-est de la France): relations avec la stratigraphie séquentielle et implications biostratigraphiques, Documents des Laboratoires de Géologie Lyon 137, 1-371

Wright C. W., Calloman J. H., et al (1996) Cretaceous Ammonoidea, Treatise on Invertebrate Paleontology L 4, 1-362

Blau J. (1998) Monographie der Ammoniten des Obersinemuriums (Lotharingium, Lias) der Lienzer Dolomiten (Österreich): Biostratigraphie, Systematik und Paläobiogeographie, Revue de Paléobiologie, Genève 17, 177-285

Alsen P. (2006) The Early Cretaceous (Late Ryazanian-Early Hauterivian) ammonite fauna of North-East Greenland: taxonomy, biostratigraphy, and biogeography, Fossils and Strata 53, 1-229

Hoffmann R. (2010) New insights on the phylogeny of the Lytoceratoidea (Ammonitina) from the septal lobe and its functional interpretation, Revue de Paléobiologie, Genève 29, 1-156

Grigore D. (2013) Revised ammonites fauna (phylloceratids, lytoceratids and aspidoceratids-Sutneria species) from "Acanthicum Beds" of the Hăghimaş Mts. (eastern Carpathians - Romania), Revue Roumaine de Géologie 57, 81-110

Maisch M. W., Salfinger-Maisch A. (2016) First record of the lytoceratid Protetragonites Hyatt, 1900 (Cephalopoda: Ammonoidea) from the Upper Jurassic of southwestern Germany, Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 280, 183-192

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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