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Leptostrophia beckii

Strophomenata - Strophomenida - Leptostrophiidae

Taxonomy
Strophomena (Strophodonta) beckii was named by Hall (1857) [= Leptostrophia sp. Williams, 1953b, Pl. 9, figs. 12, 13.].

It was recombined as Leptostrophia becki by Hall and Clarke (1892); it was recombined as Rhytistrophia beckii by Cooper (1944); it was recombined as Leptostrophia beckii by Johnson (1970).

Sister species lacking formal opinion data
L. clarkei, L. couviensis, L. impressa, L. oepiki, L. leptocostata

Synonymy list
YearName and author
1857Strophomena (Strophodonta) beckii Hall p. 52 figs. 1-4
1892Leptostrophia becki Hall and Clarke figs. Pl. 13, figs. 23, 24
1944Rhytistrophia beckii Cooper p. 341 figs. Pl. 131, figs. 26-28.
1970Leptostrophia beckii Johnson pp. 127 - 128 figs. Pl. 29, figs. 10, 11

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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
familyLeptostrophiidaeCaster 1939
genusLeptostrophiaHall and Clarke 1892
speciesbeckii(Hall 1857)

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.

†Leptostrophia beckii Hall 1857
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Diagnosis
No diagnoses are available
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 11:21:09
Modified: 2009-06-10 13:21:09
Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Lochkovian to the top of the Emsian or 419.20000 to 393.30000 Ma

Collections (12 total)


Time interval Ma Country or state Original ID and collection number
Pridoli - Lochkovian423.0 - 410.8USA (Oklahoma) Leptostrophia beckii (26826)
Lochkovian419.2 - 410.8USA (New York) Leptostrophia becki (26851) Rhytistrophia beckii (83110)
Lochkovian419.2 - 410.8USA (Oklahoma) Leptostrophia beckii (164273 164274 164275 164276 164277)
Helderbergian419.2 - 393.3USA (New York) Leptostrophia beckii (25895 25896)
Emsian407.6 - 393.3USA (Nevada) Leptostrophia beckii (164794 164796)