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Hexactinellida - Reticulosa - Protospongiidae


Considered a root tuft of Palaeosaccus

Kiwetinokia was named by Walcott (1920) [Sepkoski's age data: Cm lMid-l O]. It is not extant.

It was synonymized subjectively with Palaeosaccus by Finks and Rigby (2004).

It was assigned to Reticulosa by Sepkoski (2002); and to Protospongiidae by McMenamin (2008).


Synonymy list
YearName and author
1920Kiwetinokia Walcott
2002Kiwetinokia Sepkoski
2008Kiwetinokia McMenamin

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phylumPoriferaGrant 1836
classHexactinellidaSchmidt 1870
orderReticulosaReid 1958
superfamilyProtospongioideaHinde 1887
familyProtospongiidaeHinde 1887
genusKiwetinokiaWalcott 1920

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. †Kiwetinokia Walcott 1920
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Kiwetinokia utahensis Walcott 1920
No diagnoses are available
No measurements are available
Composition: silicac
Environment: marinec
Locomotion: stationaryo
Attached: yeso
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2009-05-09 19:18:49
Modified: 2009-05-09 21:18:49
Source: o = order, c = class
References: Bambach et al. 2007, Kiessling 2004

Age range: base of the Botomian to the top of the Menevian or 516.00000 to 499.50000 Ma

Collections (10 total)

Time interval Ma Country or state Original ID and collection number
Botomian516.0 - 512.9Mexico K. sp. (62868)
Solvan510.2 - 504.5Argentina K. utahensis (56545)
Middle Cambrian509.0 - 497.0Italy (Sardinia) K. sp. (122016)
St Davids509.0 - 497.0Argentina K. utahensis (56542 56547 56549)
St Davids509.0 - 497.0USA (Utah) K. utahensis (121234)
Menevian504.5 - 499.5USA (Utah) K. sp. (56199)
Marjumian504.5 - 497.0USA (Utah) K. utahensis (230682)
Boomerangian500.5 - 499.0Mexico K. sp. (200299)