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Siemiradzkia

Cephalopoda - Ammonitida - Perisphinctidae

Taxonomy
Siemiradzkia was named by Hyatt (1900) [Sepkoski's age data: J Bajo-u J Bath-u]. It is not extant. Its type is Ammonites bakeriae.

It was reranked as Procerites (Siemiradzkia) by Besnosov and Mitta (1993); it was synonymized subjectively with Procerites by ZatoĊ„ (2010).

It was assigned to Procerites by Besnosov and Mitta (1993); to Ammonoidea by Sepkoski (2002); and to Perisphinctidae by Majidifard (2015).

Synonymy list
YearName and author
1900Siemiradzkia Hyatt p. 582
1993Procerites (Siemiradzkia) Besnosov and Mitta p. 119
2002Siemiradzkia Sepkoski
2015Siemiradzkia Majidifard p. 38

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyPerisphinctidaeSteinmann 1890
genusSiemiradzkia

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. †Siemiradzkia Hyatt 1900
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Subg. †Siemiradzkia (Siemiradzkia) Hyatt 1900
†Siemiradzkia bakeriae Sowerby 1827
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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: base of the Early/Lower Bathonian to the top of the Early/Lower Callovian or 167.70000 to 161.20000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.3 - 166.1USA (Alaska) S. aurigera (68774)
Bathonian168.3 - 166.1China S. matisconensis (127178)
Bathonian168.3 - 166.1Uzbekistan Procerites bucharica (187780 187818 188438 188440 188441 188442)
Early/Lower Bathonian167.7 - 164.7Uzbekistan Procerites aurigera (188436)
Early/Lower Bathonian167.7 - 164.7Turkmenistan Procerites aurigera (187414 187416) Procerites stephanovi, Procerites procera (188431)
Early/Lower Bathonian167.7 - 164.7Iran S. sp. (175749)
Early/Lower Bathonian167.7 - 164.7Germany S. sp. (62250 62251)
Early/Lower Bathonian - Middle Bathonian167.7 - 164.7Germany S. lochenensis, S. aurigera, Procerites stephanovi (62252)
Late/Upper Bathonian167.7 - 164.7Germany S. sp. (62255)
Middle Bathonian167.7 - 164.7Germany Procerites inflexus (59277) Procerites sp. (59275)
Early/Lower Callovian164.7 - 161.2Madagascar (Boeny) S. demariae (234096)
Early/Lower Callovian164.7 - 161.2Madagascar S. demariae (98128 98158)