PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Cheloniceras

Cephalopoda - Ammonitida - Douvilleiceratidae

Taxonomy

Cheloniceras was named by Hyatt (1903) [Sepkoski's age data: K Apti-l K Apti-u]. Its type is Ammonites cornuelianus. It is the type genus of Cheloniceratinae.

It was assigned to Cheloniceratidae by Förster (1975); to Ammonoidea by Sepkoski (2002); and to Cheloniceratinae by Murphy (1975), Renz (1982), Szives (2007), Futakami (2018) and El Qot (2018).

Species

C. (Cheloniceras), C. (Paracheloniceras), C. bradleyi, C. buxtorfi, C. crassum, C. debile, C. delagoense, C. flenoyi, C. gottschei, C. irregulare, C. martinioides, C. neivai (syn. C. moraisi), C. percrassum, C. populorum, C. reesidei, C. sornayi, C. stoliczkanum, C. subnodosocostatum, C. waageni

Species lacking formal opinion data

C. gracile, C. meyendorffi, C. minimus, C. parinodum, C. parinodum, C. rotundum, C. subnodocostatum

Synonymy list

Year	Name and author
1903	Cheloniceras Hyatt
1975	Cheloniceras Förster p. 194
1975	Cheloniceras Murphy p. 48
1982	Cheloniceras Renz p. 26
2002	Cheloniceras Sepkoski
2007	Cheloniceras Szives p. 61
2018	Cheloniceras El Qot p. 166
2018	Cheloniceras Futakami p. 225

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Cephalopoda	Cuvier 1797

Rank	Name	Author
subclass	Ammonoidea	()
order	Ammonitida
suborder	Ancyloceratina	Wiedmann 1966
superfamily	Douvilleiceratoidea	(Parona and Bonarelli 1897)
family	Douvilleiceratidae	Parona and Bonarelli 1897
subfamily	Cheloniceratinae	Spath 1923
genus	Cheloniceras	Hyatt 1903

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Cheloniceras Hyatt 1903

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Subg. †Cheloniceras (Cheloniceras) Hyatt 1903

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†Cheloniceras (Cheloniceras) cornuelianum d'Orbigny 1840

Subg. †Cheloniceras (Paracheloniceras) Collignon 1962

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†Cheloniceras (Paracheloniceras) rerati Collignon 1965

Invalid names: Cheloniceras (Paracheloniceras) guenoti Collignon 1965 [synonym]

†Cheloniceras bradleyi Anderson 1938

†Cheloniceras buxtorfi Jacob and Tobler 1906

†Cheloniceras crassum Spath 1930