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Psiloceratoidea ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	204844	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=204844

Rank

superfamily (PBDB)

Taxonomy (PBDB)

Life : Animalia : Mollusca : Cephalopoda : Ammonitida : Psiloceratoidea

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	Psiloceratoidea	(Hyatt 1867)

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Psiloceratoidea	superfamily	belongs to Ammonitina	stated with evidence	Wiedmann, 1970
Psiloceratoidea	superfamily	belongs to Psiloceratina	stated with evidence	Hall et al., 2000
Psiloceratoidea	superfamily	belongs to Ammonitina	stated without evidence	Delsate et al., 2002
Psiloceratoidea	superfamily	belongs to Ammonitina	stated with evidence	Hillebrandt, 2006
Psiloceratoidea	superfamily	belongs to Ammonitina	stated without evidence	Macchioni et al., 2006
Psiloceratoidea	superfamily	belongs to Ammonitina	stated with evidence	Yin et al., 2007
Psiloceratoidea	superfamily	belongs to Psiloceratida	stated with evidence	Blau et al., 2008
Psiloceratoidea	superfamily	belongs to Ammonitina	stated with evidence	Howarth, 2013

Status (PBDB)

extinct

Taxon Size (PBDB)

356

First Recorded Appearance

209 - 201 Ma
Mesozoic

Last Recorded Appearance

165 - 161 Ma
Jurassic

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)

B. Geczy and C. Meister. 2007. Les ammonites du Sinémurien et du Pliensbachien inférieur de la montagne du Bakony (Hongrie). Revue de Paléobiologie 26(1):137-305

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Arietitidae ✝ family	accepted (GBIF) listed (PBDB)	519	209 Ma Late/Upper Triassic	184 Ma Early Jurassic
Asteroceratidae ✝ family	accepted (GBIF) listed (PBDB)	142	209 Ma Late/Upper Triassic	190 Ma Early Jurassic
Cymbitidae ✝ family	accepted (GBIF) listed (PBDB)	45	201 Ma Early Jurassic	186 Ma Early Jurassic
Echioceratidae ✝ family	accepted (GBIF) listed (PBDB)	211	201 Ma Early Jurassic	197 Ma Early Jurassic
Oxynoticeratidae ✝ family	accepted (GBIF) listed (PBDB)	152	199 Ma Early Jurassic	168 Ma Middle Jurassic
Phyllytoceratidae ✝ family	accepted (GBIF) listed (PBDB)
Psiloceratidae ✝ family	accepted (GBIF) listed (PBDB)	496	209 Ma Late/Upper Triassic	197 Ma Early Jurassic
Schlotheimiidae ✝ family	accepted (GBIF) listed (PBDB)	221	209 Ma Late/Upper Triassic	165 Ma Middle Jurassic
Oxyarietites ✝ genus	accepted (GBIF) listed (PBDB)	2	197 Ma Early Jurassic	197 Ma Early Jurassic

Synonymy List

Year	Name and Author
1867	Psilocerataceae Hyatt
1875	Arietitacea Hyatt
1970	Psilocerataceae Wiedmann p. 1009
1992	Psilocerataceae Thomson and Smith p. 32
1996	Psilocerataceae Smith and Tipper p. 23
1998	Psilocerataceae Blau p. 202
2000	Psilocerataceae Blau et al. p. 261
2000	Psilocerataceae Hall et al. p. 1375
2002	Psilocerataceae Delsate et al. p. 8

Year	Name and Author
2006	Psiloceratoidea Hillebrandt p. 48
2006	Psiloceratoidea Macchioni et al. p. 564
2007	Psiloceratoidea Yin et al. p. 722
2008	Psiloceratoidea Blau et al. p. 404
2012	Arietitoidea Dommergues and Goolaerts p. 520
2013	Psiloceratoidea Howarth p. 2
2016	Psiloceratoidea Edmunds et al. p. 150
2019	Psiloceratoidea Riccardi p. 145

References

Geczy B., Meister C. (2007) Les ammonites du Sinémurien et du Pliensbachien inférieur de la montagne du Bakony (Hongrie), Revue de Paléobiologie 26 1, 137-305

Wiedmann J. (1970) Über den Ursprung der Neoammonoideen - das Problem einer Typogenese, Eclogae Geologicae Helvetiae 63, 923-1020

Thomson R. C., Smith P. L. (1992) Pliensbachian (Lower Jurassic) biostratigraphy and ammonite fauna of the Spatsizi area, north-central British Columbia, Geological Survey of Canada Bulletin 437, 1-87

Smith P. L., Tipper H. W. (1996) Pliensbachian (Lower Jurassic) ammonites of the Queen Charlotte Islands, British Columbia, Bulletins of American Paleontology 108 348, 1-122

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

Blau J., Meister C., et al (2000) Upper Sinemurian and lower Pliensbachian ammonite faunas from Herford-Diebrock area (NW Germany), Palaeontologische Zeitschrift 74, 259-280

Delsate D., Duffin C. J., et al (2002) A new microvertebrate fauna from the Middle Hettangian (Early Jurassic) of Fontenoille (Province of Luxembourg, south Belgium), Memoirs of the Geological Survey of Belgium 48, 3-83

Hillebrandt A. (2006) Ammoniten aus dem Pliensbachium (Carixium und Domerium) von Südamerika, Revue de Paléobiologie, Genève 25, 1-403

Macchioni F., Smith P. L., et al (2006) Late early Sinemurian (early Jurassic) Ammonites from the Taseko Lakes map area, British Columbia, Palaeontology 49, 557-583

Yin J., Smith P. L., et al (2007) Ammonoids and the Triassic/Jurassic boundary in the Himalayas of southern Tibet, Palaeontology 50 3, 711-737

Blau J., Meister C., et al (2008) A new fossiliferous site of Lower Liassic (Upper Sinemurian) marine sediments from the southern Sierra Madre Oriental (Puebla, Mexico): ammonite fauna, biostratigraphy, and description of Ectocentrites hillebrandti new species, Revista Mexicana de Ciencias Geológicas 25, 402-407

Dommergues J. L., Goolaerts S. (2012) Oxyarietites boletzkyi n. gen., n. sp., nouveau genre et nouvelle espèce d’ammonite dans le Sinémurien inférieur de Bourgogne (France): un rare précurseur des morphologies oxycônes pour le Jurassique, Geodiversitas 34, 517-529

Howarth M. K. (2013) Treatise on Invertebrate Paleontology, Part L, Revised, Volume 3B, Chapter 4: Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea, Treatise Online 57, 1-139

Edmunds M., Whicher J., et al (2016) A systematic account of the ammonite faunas of the Obtusum Zone (Sinemurian Stage, Lower Jurassic) from Marston Magna, Somerset, UK, Proceedings of the Geologists' Association 127, 146-171

Riccardi A. C. (2019) Cephalopods from the Triassic-Jurassic boundary interval in west central Argentina, Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 291, 135-157

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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