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Bojarkia

Cephalopoda - Ammonitida - Craspeditidae

Taxonomy
Bojarkia was named by Shulgina (1969).

It was reranked as Surites (Bojarkia) by Alsen (2006).

It was assigned to Surites by Alsen (2006); and to Tolliinae by Igolnikov and Sobolev (2025).

Synonymy list
YearName and author
1969Bojarkia Shulgina
2006Surites (Bojarkia) Alsen p. 51
2025Bojarkia Igolnikov and Sobolev p. 455

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyCraspeditidaeSpath 1934
subfamilyTolliinaeSpath 1952
genusBojarkiaShulgina 1969

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. †Bojarkia Shulgina 1969
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†Bojarkia mesezhnikowi Shulgina 1969
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height222.211.045.028.024.0
shell diameter255.527.0114.070.561.5
shell inflation217.48.4036.022.219.5

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 2004, Kiessling 2003

Age range: base of the Late/Upper Berriasian to the top of the Early/Lower Valanginian or 139.10000 to 132.60000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Berriasian143.1 - 137.05Russian Federation B. bodylevskii (2519) B. bodylevskiy, B. mesezhnikowi (65442) B. mesezhnikowi (2463 65731) B. meszhnikowi (2462) B. sp. (2460)
Berriasian143.1 - 137.05Russian Federation (Siberia) B. bodylevskii, B. mesezhnikowi (2471) Sunites stenomphalus (2467)
Late/Upper Berriasian139.1 - 137.05Russian Federation B. mesezhnikowi (189603) Surites sp. (189640)
Late/Upper Berriasian139.1 - 137.05United Kingdom (England) Surites sp. (69146)
Late/Upper Berriasian - Early/Lower Valanginian139.1 - 132.6Russian Federation Surites mesezhnikowi (189641)
Late/Upper Berriasian - Early/Lower Valanginian139.1 - 132.6Russian Federation (Siberia) B. sp. (2483)
Early/Lower Valanginian137.05 - 132.6Russian Federation B. mesezhnikowi (241590) B. sp. (241595)
Early/Lower Valanginian137.05 - 132.6Greenland Surites tealli (83742)
Late/Upper Valanginian137.05 - 132.6Greenland Surites stenomphalus (83717)
Valanginian137.05 - 132.6Greenland Surites stenomphalus (83712)