PBDB Taxon

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

Pterosirenites

Cephalopoda - Ceratitida - Trachyceratidae

Taxonomy

Pterosirenites was named by Tozer (1980) [Sepkoski's age data: Tr Nori-l Sepkoski's reference number: 302]. Its type is Pterosirenites auritus.

It was assigned to Sirenitinae by Tozer (1980), Tozer (1981), Tozer (1994); and to Ceratitida by Sepkoski (2002).

Species

P. auritus (type species), P. nelgehensis, P. obrucevi, P. seimkanensis

Synonymy list

Year	Name and author
1980	Pterosirenites Tozer p. 110
1981	Pterosirenites Tozer p. 96
1994	Pterosirenites Tozer p. 172
2002	Pterosirenites Sepkoski

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Cephalopoda	Cuvier 1797
subclass	Ammonoidea	()
order	Ceratitida	Hyatt 1884
superfamily	Trachyceratoidea	(Haug 1894)
family	Trachyceratidae	Haug 1894
subfamily	Sirenitinae	Tozer 1971
genus	Pterosirenites

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.

G. †Pterosirenites Tozer 1980

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†Pterosirenites auritus Tozer 1980

†Pterosirenites nelgehensis Arkhipov 1974

†Pterosirenites obrucevi Bajarunas 1932

†Pterosirenites seimkanensis Bychkov 1974

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	14	24.9	12.0	32.0	31.0	7.51
shell diameter	14	46.3	24.0	88.0	47.9	17.6
shell inflation	14	6.46	4.50	10.9	5.25	3.04

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: Lacian or 227.30000 to 215.38000 Ma

Collections (13 total)

Time interval	Ma	Country or state	Original ID and collection number
Lacian	227.3 - 215.38	Svalbard and Jan Mayen	Argosirenites nelgehensis, Argosirenites obrucevi (151217 151218) Argosirenites sp. (151223)
Lacian	227.3 - 215.38	Canada (British Columbia)	P. auritus (138592 139131 141695 141731)
Lacian	227.3 - 215.38	Russian Federation	Argosirenites nelgehensis (214804) Argosirenites obrucevi (202710 214805) Paratibetites seimkanensis (151092) Paratibetites seimkanensis, Argosirenites nelgehensis (214807) P. obruchevi, P. nelgechensis (69438)