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Katastrophomena mackenzii

Strophomenata - Strophomenida - Furcitellidae

Taxonomy
Katastrophomena mackenzii was named by Jin and Harper (2024) [= 1977 Katastrophomena sp Lenz p. 1538, pl. 7, figs. 1–6. = 1997 Katastrophomena cf. K. woodlandensis; Jin and Chatterton, p. 28, pl. 18, figs. 7–13.]. Its type specimen is GSC 131868 and is a 3D body fossil. Its type locality is S-2. Uppermost stream of Redstone River. Mackenzie Mountains, which is in a Hirnantian carbonate limestone in the Whittaker Formation of Canada.

Sister species lacking formal opinion data
K. depressa, K. truyolsi, K. woodlandensis

Synonymy list
YearName and author
2024Katastrophomena mackenzii Jin and Harper figs. 9, 10.12–10.15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderStrophomenidaOpik 1934
superfamilyStrophomenoideaKing 1846
familyFurcitellidae(Williams 1965)
genusKatastrophomenaCocks 1968
speciesmackenzii

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.

†Katastrophomena mackenzii Jin and Harper 2024
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Diagnosis
ReferenceDiagnosis
J. Jin and D. A. T. Harper 2024Shell relatively small for genus, weakly biconvex, with rectimarginate anterior commissure; costae coarse, uneven, commonly sinuous, and crooked, strongly fascicostellate. Internal structures same as in type species.
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2009-06-10 11:55:14
Modified: 2009-06-10 13:55:14
Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy 2009

Age range: Hirnantian or 445.20000 to 443.10000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Hirnantian445.2 - 443.1Canada (Northwest Territories) Katastrophomena mackenzii (26070) Katastrophomena woodlandensis (26071)
Hirnantian445.2 - 443.1Canada (Yukon) Katastrophomena mackenzii (type locality: 234053)