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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()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyPerisphinctidaeSteinmann 1890
genusSiemiradzkiaMuir-Wood 1936

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 168.20000 to 161.50000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.2 - 165.3USA (Alaska) S. aurigera (68774)
Bathonian168.2 - 165.3Uzbekistan Procerites bucharica (187780 187818 188438 188440 188441 188442)
Bathonian168.2 - 165.3China S. matisconensis (127178)
Early/Lower Bathonian168.2 - 165.3Uzbekistan Procerites aurigera (188436)
Early/Lower Bathonian168.2 - 165.3Germany S. sp. (62250 62251)
Early/Lower Bathonian168.2 - 165.3Iran S. sp. (175749)
Early/Lower Bathonian168.2 - 165.3Turkmenistan Procerites aurigera (187414 187416) Procerites stephanovi, Procerites procera (188431)
Early/Lower Bathonian - Middle Bathonian168.2 - 165.3Germany S. lochenensis, S. aurigera, Procerites stephanovi (62252)
Late/Upper Bathonian168.2 - 165.3Germany S. sp. (62255)
Middle Bathonian168.2 - 165.3Germany Procerites inflexus (59277) Procerites sp. (59275)
Early/Lower Callovian165.3 - 161.5Madagascar S. demariae (98128 98158)
Early/Lower Callovian165.3 - 161.5Madagascar (Boeny) S. demariae (234096)