PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Euomphaloceras septemseriatum

Cephalopoda - Ammonitida - Acanthoceratidae

Taxonomy

Scaphites septemseriatus was named by Cragin (1893). It is a 3D body fossil. It is the type species of Kanabiceras.

It was recombined as Neocardioceras septemseriatum by Moreman (1942); it was recombined as Kanabiceras septemseriatum by Matsumoto (1959); it was recombined as Euomphaloceras (Kanabiceras) septemseriatum by Cooper (1978), Renz (1982), Howarth (1985); it was recombined as Euomphaloceras septemseriatum by Wright and Kennedy (1981), Cobban et al. (1989), Kennedy et al. (2003), Wilmsen and Nagm (2013), Wilmsen and Nagm (2014).

Sister species lacking formal opinion data

E. irregulare, E. meridionale

Synonyms

Lyelliceras stanislausense was named by Anderson (1958). It is a 3D body fossil. Its type locality is CAS loc. 31131, Garzas Creek, which is in a Cenomanian marine sandstone in the Panoche Formation of California.

It was synonymized subjectively with Kanabiceras septemseriatum by Matsumoto (1959), Cobban and Scott (1972); it was recombined as Kanabiceras stanislausense by Jones (1960); it was synonymized subjectively with Euomphaloceras (Kanabiceras) septemseriatum by Cooper (1978).
Acanthoceras kanabense was named by Stanton (1894). It is a 3D body fossil.

It was recombined as Kanabiceras kanabense by Reeside and Weymouth (1931); it was synonymized subjectively with Kanabiceras septemseriatum by Cobban and Scott (1972); it was synonymized subjectively with Euomphaloceras (Kanabiceras) septemseriatum by Cooper (1978); it was synonymized subjectively with Scaphites septemseriatus by Wright et al. (1996).
Prionotropis echinatus was named by Douville (1931).

It was synonymized subjectively with Euomphaloceras (Kanabiceras) septemseriatum by Cooper (1978).

Synonymy list

Year	Name and author
1893	Scaphites septemseriatus Cragin p. 240
1894	Acanthoceras kanabense Stanton p. 181 figs. pi. 36, figs. 6-8
1931	Prionotropis echinatus Douville p. 34 figs. Pl 3, figs 1-5; pl 4, figs 1-3
1931	Kanabiceras kanabense Reeside and Weymouth
1942	Neocardioceras septemseriatum Moreman p. 213
1958	Lyelliceras stanislausense Anderson p. 24 figs. pl. 8, figs. 5,5a
1959	Kanabiceras septemseriatum Matsumoto p. 99 figs. Pl.24, fig. 1a-c; Text-figs. 52, 53
1960	Kanabiceras stanislausense Jones
1978	Euomphaloceras (Kanabiceras) septemseriatum Cooper p. 106 figs. 4N,O, 10A-E, 12E-H, 18G,H, 19G-L, 26A,B, 28
1981	Euomphaloceras septemseriatum Wright and Kennedy
1982	Euomphaloceras (Kanabiceras) septemseriatum Renz p. 97
1985	Euomphaloceras (Kanabiceras) septemseriatum Howarth
1989	Euomphaloceras septemseriatum Cobban et al.
2003	Euomphaloceras septemseriatum Kennedy et al.
2013	Euomphaloceras septemseriatum Wilmsen and Nagm p. 659 fig. 12C
2014	Euomphaloceras septemseriatum Wilmsen and Nagm p. 214 fig. 6c

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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	Haeckel 1866
suborder	Ammonitina	Hyatt 1889
superfamily	Acanthoceratoidea	(de Grossouvre 1894)
family	Acanthoceratidae	Grossouvre 1894
subfamily	Euomphaloceratinae
genus	Euomphaloceras
species	septemseriatum	(Cragin 1893)

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.

†Euomphaloceras septemseriatum Cragin 1893

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Invalid names: Acanthoceras kanabense Stanton 1894 [synonym], Lyelliceras stanislausense Anderson 1958 [synonym], Prionotropis echinatus Douville 1931 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	8	12.3	7.00	19.0	13.0	4.47
shell diameter	8	32.6	22.0	50.0	34.0	10.8
shell inflation	8	11.4	7.00	18.0	11.5	3.89

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: base of the Cenomanian to the top of the Early/Lower Turonian or 100.50000 to 89.80000 Ma

Collections (24 total)

Time interval	Ma	Country or state	Original ID and collection number
Cenomanian	100.5 - 93.9	USA (California)	Euomphaloceras septemseriatum (185728) Lyelliceras stanislausense (44197)
Late/Upper Cenomanian	100.5 - 93.9	Brazil	Euompholoceras septemseriatum (140840)
Late/Upper Cenomanian	100.5 - 93.9	USA (Colorado)	Kanabiceras septemseriatum (78164)
Late/Upper Cenomanian	100.5 - 93.9	USA (Texas)	Euomphaloceras septemseriatum (175717 177097) Neocardioceras septemseriatum (167821)
Late/Upper Cenomanian	100.5 - 93.9	USA (Arizona)	Euomphaloceras septemseriatum (53486 54145 54165)
Late/Upper Cenomanian	100.5 - 93.9	Germany (Sachsen)	Euomphaloceras septemseriatum (172053 172055 172057)
Late/Upper Cenomanian	100.5 - 93.9	USA (New Mexico)	Eumophaloceras septemseriatum (167817) Euomphaloceras septemseriatum (175425 230782) Kanabiceras septemseriatum (230784)
Late/Upper Cenomanian	100.5 - 93.9	USA (California)	Lyelliceras stanislausense (185727)
Late/Upper Cenomanian	100.5 - 93.9	USA (Utah)	Kanabiceras septemseriatum (175427 175428)
Late/Upper Cenomanian	100.5 - 93.9	Angola	Euomphaloceras septemseriatum (70955 175545)
Late/Upper Cenomanian	100.5 - 93.9	USA (Montana)	Kanabiceras septemseriatum (175421)
Early/Lower Turonian	93.9 - 89.8	Venezuela (Trujillo)	Euomphaloceras septemseriatum (88036)