PBDB Taxon

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Clypeoceratoides gantmani

Cephalopoda - Ceratitida - Proptychitidae

Taxonomy

Clypeoceras gantmani was named by Popov (1961). Its type specimen is TsNIGR 349/6399 and is a 3D body fossil.

It was recombined as Koninckites gantmani by Vavilov (1969), Bychkov et al. (1976); it was recombined as Clypeoceratoides gantmani by Dagis and Ermakova (1990), Dagis et al. (1996).

Synonyms

Clypeoceras costatus was named by Vavilov (1965).

It was synonymized subjectively with Clypeoceratoides gantmani by Dagis and Ermakova (1990).
Clypeoceras tompoensis was named by Popov (1961).

It was synonymized subjectively with Clypeoceratoides gantmani by Dagis and Ermakova (1990).
Clypeoceras astakhovae was named by Zakharov (1978). Its type specimen is BPI 88/802 and is a 3D body fossil. Its type locality is 3 km west of Cape Stannakh-Khocho, Clypeoceras astakhovae beds, Laptev Sea, which is in a Smithian marine siliciclastic in the Russian Federation.

It was synonymized subjectively with Clypeoceratoides gantmani by Dagis and Ermakova (1990).
Paranorites versutus was named by Ermakova (1981).

It was synonymized subjectively with Clypeoceratoides gantmani by Dagis and Ermakova (1990).

Synonymy list

Year	Name and author
1961	Clypeoceras gantmani Popov
1961	Clypeoceras tompoensis Popov
1965	Clypeoceras costatus Vavilov
1969	Koninckites gantmani Vavilov p. 120 fig. 1,2
1976	Koninckites gantmani Bychkov et al.
1978	Clypeoceras astakhovae Zakharov p. 179 figs. Pl 5, figs 1-3
1981	Paranorites versutus Ermakova
1990	Clypeoceratoides gantmani Dagis and Ermakova p. 61 figs. Pls 22-28; pl 29, figs 2,3
1996	Clypeoceratoides gantmani Dagis et al. p. 94 figs. Pl 47, figs 1-4

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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	Ceratitida	Hyatt 1884
suborder	Meekoceratina
superfamily	Meekoceratoidea	Waagen 1895
family	Proptychitidae	Waagen 1895
genus	Clypeoceratoides
species	gantmani	(Popov 1961)

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.

†Clypeoceratoides gantmani Popov 1961

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Invalid names: Clypeoceras astakhovae Zakharov 1978 [synonym], Clypeoceras costatus Vavilov 1965 [synonym], Clypeoceras tompoensis Popov 1961 [synonym], Paranorites versutus Ermakova 1981 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	11	50.7	6.00	200.0	64.0	59.2
shell diameter	11	96.8	14.5	400.0	111.0	113.9
shell inflation	11	12.4	4.50	48.0	11.8	13.3

Composition:

aragoniteo

Environment:

marinec

Locomotion:

actively mobileo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:33:06

Modified:

2005-10-06 16:36:47

Source: o = order, c = class

References: Kiessling 2003, Kiessling 2004

Age range: Smithian or 249.90000 to 248.10000 Ma

Collections (11 total)

Time interval	Ma	Country or state	Original ID and collection number
Smithian	249.9 - 248.1	Russian Federation	Clypeoceras astakhovae (127716) Clypeoceratoides gantmani (107029 107035 107038 107043 107099 127352 127922 127924 177013) Koninckites gantmani (123726)