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Yakounia

Cephalopoda - Ammonitida - Hildoceratidae

Taxonomy
Yakounia is a genus. It is not extant.

It was assigned to Ammonoidea by Sepkoski (2002); and to Grammoceratinae by Howarth (2013).

Species lacking formal opinion data

Synonymy list
YearName and author
2002Yakounia Sepkoski
2013Yakounia Howarth p. 91

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyHildoceratoidea(Hyatt 1867)
familyHildoceratidaeHyatt 1867
subfamilyGrammoceratinaeBuckman 1904
genusYakounia

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. †Yakounia
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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 2004, Kiessling 2003

Age range: Late/Upper Toarcian or 180.10000 to 175.60000 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Toarcian - Bajocian182.7 - 168.3Canada (British Columbia) Y. silvae (37610)
Late/Upper Toarcian180.1 - 175.6Canada (British Columbia) Y. silvae (53588 55645 59560 59561 59562) Y. silvae, Y. freboldi, Y. yakounensis (53552) Y. yakounensis, Y. silvae (59553 59554) Y. yakounensis, Y. silvae, Y. freboldi (59555)
Late/Upper Toarcian - Early/Lower Aalenian180.1 - 171.6Canada (British Columbia) Y. yakounensis, Y. silvae (53428)
Late/Upper Toarcian - Aalenian180.1 - 170.3Canada (British Columbia) Y. yakounensis (53439) Y. yakounensis, Y. silvae (53433)