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Kjaerina hartae

Strophomenata - Strophomenida - Rafinesquinidae

Taxonomy
Kjaerina hartae was named by Jin et al. (1995) [= Rafinesquina sp. ( cf. R. deltoidea Conrad) Troedsson 1928 p. 90, pl. 22, figs. 9a, 9b. = Rafinesquina lata Whiteaves (in part), 1896, p. 392 (no illustrations). = Rafinesquina lata Whiteaves Whiteaves (in part), 1897, p. 172, P1. 19, fig. 3 (non figs. 2, 2a, 4, 5).]. Its type specimen is GSC 109077, a shell (slightly damaged, articulated shell), and it is a 3D body fossil.

Sister species lacking formal opinion data
K. meloui, K. pedronaensis

Synonymy list
YearName and author
1995Kjaerina hartae Jin et al. pp. 1260 - 1264 figs. pl. 1, figs. 3-11; pl. 2, figs. 1-9
1997Kjaerina hartae Jin et al. p. 33 figs. pl. 12, figs. 4-6; pl. 16, figs. 9-11; pl. 17, figs. 1-12; pl. 18, figs. 1-4; pl. 22, figs. 4-8.
2001Kjaerina hartae Jin and Zhan p. 38 figs. Pl. 13, figs. 1-14

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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
familyRafinesquinidaeSchuchert 1893
genusKjaerinaBancroft 1929
specieshartae

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.

†Kjaerina hartae Jin et al. 1995
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Diagnosis
ReferenceDiagnosis
J. Jin et al. 1995Large, transverse, concavo-convex, roundly to sharply geniculate shells of Kjaerina with very low, orthocline ventral interarea, crudely continuous concentric rugae, commonly unequal parvicostellae in ventral valve, and equal parvicostellae in dorsal valve.
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: stationaryf
Attached: yesp
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-06-10 11:29:03
Modified: 2009-06-10 13:29:03
Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013, Hendy et al. 2009

Age range: Maysvillian or 450.20000 to 449.60000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Edenian - Maysvillian451.0 - 449.6Canada (Manitoba) Kjaerina hartae (166449)
Maysvillian450.2 - 449.6Canada (Manitoba) Kjaerina hartae (34813 166398 166401 166405 166419 166455 166463)