PBDB Taxon

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Sakhaites vronskyi

Cephalopoda - Ceratitida - Xenodiscidae

Taxonomy

Xenaspis vronskyi was named by Popov (1961). Its type specimen is TsNIGR 14/6399 and is a 3D body fossil.

It was recombined as Xenodiscus vronskyi by Bychkov et al. (1976); it was recombined as Sakhaites vronskyi by Dagis and Ermakova (1990), Dagis et al. (1996).

Synonyms

Xenodiscus kiparisovae was named by Popov (1961).

It was synonymized subjectively with Sakhaites vronskyi by Dagis and Ermakova (1990).
Sakhaites orbitosus was named by Vozin (1972).

It was synonymized subjectively with Sakhaites vronskyi by Dagis and Ermakova (1990).
Sakhaites improtectus was named by Ermakova (1981).

It was synonymized subjectively with Sakhaites vronskyi by Dagis and Ermakova (1990).

Synonymy list

Year	Name and author
1961	Xenaspis vronskyi Popov
1961	Xenodiscus kiparisovae Popov
1972	Sakhaites orbitosus Vozin
1976	Xenodiscus kiparisovae Bychkov et al.
1976	Xenodiscus vronskyi Bychkov et al.
1981	Sakhaites improtectus Ermakova
1990	Sakhaites vronskyi Dagis and Ermakova p. 15 figs. Pl 2, figs 6-8; pl 3, figs 1-6; pl 4, figs 1-7
1996	Sakhaites vronskyi Dagis et al. p. 91 figs. Pl 46, figs 4,5

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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	Paraceltitina	Shevyrev 1968
superfamily	Xenodiscoidea	(Frech 1902)
family	Xenodiscidae	Frech 1902
genus	Sakhaites	Vozin 1972
species	vronskyi	(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.

†Sakhaites vronskyi Popov 1961

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Invalid names: Sakhaites improtectus Ermakova 1981 [synonym], Sakhaites orbitosus Vozin 1972 [synonym], Xenodiscus kiparisovae Popov 1961 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	6	15.5	12.9	20.5	14.2	3.22
shell diameter	6	37.2	29.5	53.0	35.5	8.56
shell inflation	6	11.9	8.00	16.0	12.2	2.78

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: Smithian or 249.90000 to 248.10000 Ma

Collections (6 total)

Time interval	Ma	Country or state	Original ID and collection number
Smithian	249.9 - 248.1	Russian Federation	Sakhaites vronskyi (107043 107099 127352 176997) Xenodiscus kiparisovae (214750) Xenodiscus kiparisovae, Xenodiscus vronskyi (214724)