PBDB Taxon

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

Cheloniceras (Cheloniceras)

Cephalopoda - Ammonitida - Douvilleiceratidae

Taxonomy

Cheloniceras (Cheloniceras) was named by Hyatt (1903).

It was assigned to Cheloniceras by Szives (2007).

Species lacking formal opinion data

Cheloniceras gracile, Cheloniceras meyendorffi, Cheloniceras minimus, Cheloniceras parinodum, Cheloniceras parinodum, Cheloniceras rotundum, Cheloniceras subnodocostatum

Synonymy list

Year	Name and author
1903	Cheloniceras (Cheloniceras) Hyatt
2007	Cheloniceras (Cheloniceras) Szives p. 61

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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
subgenus	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.

Subg. †Cheloniceras (Cheloniceras) Hyatt 1903

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragoniteo

Environment:

marinec

Locomotion:

fast-movingo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:27:03

Modified:

2009-10-08 14:14:55

Source: o = order, c = class

References: Kiessling 2003, Kiessling 2004

Age range: Aptian or 125.00000 to 113.00000 Ma

Collections (5 total)

Time interval	Ma	Country or state	Original ID and collection number
Aptian	125.0 - 113.0	Mexico (Nuevo Léon)	Cheloniceras fossae, Cheloniceras inconstans (87927)
Early/Lower Aptian	121.4 - 122.46	Japan	Cheloniceras shimizui, Cheloniceras minimus, Cheloniceras parinodum, Cheloniceras sp. (65019)
Early/Lower Aptian	121.4 - 122.46	United Kingdom (England)	Cheloniceras kiliani, Cheloniceras kirkaldyi (77950) Cheloniceras parinodum (77923) Cheloniceras rotundum (77951)