PBDB Taxon

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Silberlingitoides clarkei

Cephalopoda - Ceratitida - Ceratitidae

Taxonomy

Ceratites (Paraceratites) clarkei was named by Smith (1914). It is a 3D body fossil. Its type locality is Divide between Troy Canyon and South Fork of American Canyon (rotelliformis), which is in an Illyrian marine limestone in Nevada.

It was recombined as Paraceratites clarkei by Smith (1914), Spath (1934), Bando (1964), Silberling and Nichols (1982); it was recombined as Silberlingia clarkei by Monnet and Bucher (2005); it was recombined as Silberlingitoides clarkei by Monnet and Bucher (2006).

Synonyms

Ceratites (Paraceratites) wardi was named by Smith (1914). It is a 3D body fossil. Its type locality is Divide between Troy Canyon and South Fork of American Canyon (rotelliformis), which is in an Illyrian marine limestone in Nevada.

It was synonymized subjectively with Silberlingia clarkei by Monnet and Bucher (2005).
Ceratites rectangularis was named by Smith (1914).

It was synonymized subjectively with Paraceratites clarkei by Silberling and Nichols (1982).

Synonymy list

Year	Name and author
1914	Ceratites (Paraceratites) wardi Smith p. 53 figs. Pl 53, figs 4-8
1914	Ceratites rectangularis Smith p. 85 figs. Pl 41, figs 14,15
1914	Ceratites (Paraceratites) clarkei Smith p. 91 figs. Pl 40, figs 15-23; pl 52, figs 1-11
1914	Paraceratites clarkei Smith p. 91 figs. Pl 40, figs 25-12; pl 52, figs 1,2
1914	Ceratites (Paraceratites) wardi Smith p. 94 figs. Pl 53, figs 4-8
1934	Paraceratites clarkei Spath
1964	Paraceratites clarkei Bando p. 112 figs. Pl 4, fig 2
1982	Paraceratites clarkei Silberling and Nichols p. 32 figs. Pl 16, figs 1-12
2005	Silberlingia clarkei Monnet and Bucher p. 41 figs. Pl 9, fig 6
2006	Silberlingitoides clarkei Monnet and Bucher p. 128

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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
superfamily	Ceratitoidea	(Mojsisovics 1879)
family	Ceratitidae	Mojsisovics 1879
subfamily	Paraceratitinae	Silberling 1962
genus	Silberlingitoides
species	clarkei	()

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.

†Silberlingitoides clarkei Smith 1914

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Invalid names: Ceratites (Paraceratites) wardi Smith 1914 [synonym], Ceratites rectangularis Smith 1914 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	3	19.5	19.0	20.0	19.5	0.707
shell diameter	3	40.0	32.9	50.0	39.0	8.67
shell inflation	3	12.2	10.0	15.0	12.5	3.54

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 2004, Kiessling 2003

Age range: base of the Illyrian to the top of the Fassanian or 243.33000 to 239.48000 Ma

Collections (9 total)

Time interval	Ma	Country or state	Original ID and collection number
Anisian	246.7 - 241.464	USA (Nevada)	Ceratites rectangularis (33207)
Illyrian	243.33 - 241.464	USA (Nevada)	Ceratites wardi, Ceratites rectangularis, Ceratites clarkei, Ceratites beecheri, Nevadites fontainei (type locality: 142669) Paraceratites clarkei (33270 142857 142864 142867 142992) Silberlingia clarkei (115549)
Fassanian	241.464 - 239.48	Japan	Paraceratites clarkei (124316)