PBDB Taxon

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Subprionocyclus branneri

Cephalopoda - Ammonitida - Collignoniceratidae

Taxonomy

Prionotropis branneri was named by Anderson (1902).

It was recombined as Prionocyclus branneri by Anderson (1902); it was recombined as Subprionocyclus branneri by Matsumoto (1959), Wright (1979), Wilmsen and Nagm (2014), Kennedy and Gale (2015).

Sister species lacking formal opinion data

S. bravaisianus

Synonyms

Prionotropis casperi was named by Anderson (1958). Its type specimen is CAS 61856.02, a shell, and it is a 3D body fossil. Its type locality is CAS Loc. 445A - Phoenix, which is in a Turonian coastal siliciclastic in Oregon.

It was synonymized subjectively with Subprionocyclus branneri by Matsumoto (1959).
Prionotropis cristatus was named by Billinghurst (1927). It is a 3D body fossil. Its type locality is Hill End Farm Pit, Hitch Wood (Billinghurst collection), which is in a Turonian carbonate chalk in the Lewes Nodular Chalk Formation of the United Kingdom.

It was synonymized subjectively with Subprionocyclus branneri by Wright (1979).

Synonymy list

Year	Name and author
1902	Prionocyclus branneri Anderson p. 125 figs. Pl 1, figs 11-16
1902	Prionotropis branneri Anderson p. 125 figs. Pl 1, figs 11-16
1927	Prionotropis cristatus Billinghurst p. 515 figs. Pl 16, figs 3a-c
1958	Prionotropis casperi Anderson p. 262 figs. Pl 34, fig 6; pl 39, figs 3,4
1959	Subprionocyclus branneri Matsumoto p. 109 figs. Text-figs. 58，59
1979	Subprionocyclus branneri Wright p. 320 figs. Pl 5, figs 4-6
2014	Subprionocyclus branneri Wilmsen and Nagm p. 224 fig. 13b
2015	Subprionocyclus branneri Kennedy and Gale p. 515 figs. 5A-D

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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	Collignoniceratidae	Wright and Wright 1951
subfamily	Collignoniceratinae	Wright and Wright 1951
genus	Subprionocyclus
species	branneri	()

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.

†Subprionocyclus branneri Anderson 1902

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Invalid names: Prionotropis casperi Anderson 1958 [synonym], Prionotropis cristatus Billinghurst 1927 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	2	25.2	17.6	36.0	26.8	13.0
shell diameter	2	64.0	44.0	93.0	68.5	34.6
shell inflation	2	22.2	15.0	33.0	24.0	12.7

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: Turonian or 93.90000 to 89.80000 Ma

Collections (8 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Turonian	93.9 - 89.8	Germany	Subprionocyclus branneri (74196)
Late/Upper Turonian	93.9 - 89.8	United Kingdom (England)	Prionotropis cristatus (175787 175792) Subprionocyclus branneri (112693 175771)
Late/Upper Turonian	93.9 - 89.8	France	Subprionocyclus branneri (175637)
Turonian	93.9 - 89.8	USA (Oregon)	Prionotropis casperi, Subprionocyclus branneri (86814)
Turonian	93.9 - 89.8	USA (California)	Prionotropis casperi, Prionotropis branneri (44216)