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Dicoelosia biloba

Rhynchonellata - Orthida - Dicoelosiidae

Taxonomy
Anomia biloba was named by Linnaeus (1758).

It was recombined as Spirifer biloba by Sharpe (1847); it was recombined as Spirifer bilobus by Hall (1852); it was recombined as Orthis biloba by Lindström (1861) and Davidson (1869); it was recombined as Dicoelosia biloba by Wright (1968), Bassett and Cocks (1974), Mitchell (1977), Jin and Chatterton (1997) and Huang et al. (2013).

Sister species lacking formal opinion data
D. alticavatus, D. conspicua, D. nitida, D. oklahomensis, D. pusilla

Synonymy list
YearName and author
1758Anomia biloba Linnaeus pp. 703, 1154
1847Spirifer biloba Sharpe p. 161
1852Spirifer bilobus Hall p. 260
1861Orthis biloba Lindström p. 344 figs. 10a, b
1869Orthis biloba Davidson pp. 206 - 208 figs. Pl. 26, figs. 10-15
1968Dicoelosia biloba Wright
1974Dicoelosia biloba Bassett and Cocks
1977Dicoelosia biloba Mitchell
1997Dicoelosia biloba Jin and Chatterton
2013Dicoelosia biloba Huang et al. p. 236

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderDalmanellidinaMoore 1952
superfamilyDalmanelloideaSchuchert 1913
familyDicoelosiidaeCloud 1948
genusDicoelosia
speciesbiloba()

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.

†Dicoelosia biloba Linnaeus 1758
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Adult height: 1.0 to < 10g
Thickness: intermediateg
Folds: minorg
Ribbing: minorg
Spines: noneg
Internal reinforcement: minorg
Environment: marineuc
Locomotion: stationaryo
Attached: yeso
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2009-03-06 07:08:25
Modified: 2009-03-06 09:08:25
Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade
References: Williams et al. 2000, Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Clinton to the top of the Pragian or 439.00000 to 407.60000 Ma

Collections (94 total)


Time interval Ma Country or state Original ID and collection number
Llandovery443.4 - 433.4USA (New York) Dicoelosia biloba (77051 77052 77054 77081)
Llandovery - Wenlock443.4 - 427.4Ukraine Dicoelosia biloba (23363)
Llandovery - Wenlock443.4 - 427.4USA (Nevada) Dicoelosia biloba (24787)
Llandovery - Wenlock443.4 - 427.4USA (New York) Dicoelosia biloba (12929 13045)
Llandovery - Ludlow443.4 - 423.0Lithuania Dicoelosia biloba (26288)
Aeronian440.8 - 438.5USA (Nevada) Dicoelosia biloba (51520)
Aeronian - Telychian440.8 - 433.4Canada (Québec) Dicoelosia biloba (24412)
Clinton439.0 - 438.0Canada (British Columbia) Dicoelosia biloba (5149)
Adavere439.0 - 428.2Estonia (Saare) Dicoelosia biloba (193131)
Adavere439.0 - 428.2Estonia (Pärnu) Dicoelosia biloba (193835 193878)
Adavere439.0 - 428.2Estonia Dicoelosia biloba (193524 193879)
Telychian438.5 - 433.4USA (New York) Dicoelosia biloba (77053)
Telychian438.5 - 433.4Canada (Québec) Dicoelosia biloba (24435)
Jaani433.6 - 431.3Estonia Dicoelosia biloba (193683)
Jaani433.6 - 431.3Estonia (Pärnu) Dicoelosia biloba (193588 193743 193880 193895)
Jaani433.6 - 431.3Lithuania Dicoelosia biloba (192551 192560 192581 192582 192636)
Jaani433.6 - 431.3Estonia (Saare) Dicoelosia biloba (193739)
Jaani - Jaagarahu433.6 - 422.9Lithuania Dicoelosia biloba (192579)
Sheinwoodian433.4 - 430.5Sweden (Gotland) Dicoelosia biloba (13527 13591 13669 13670 13672)
Sheinwoodian433.4 - 430.5Lithuania Dicoelosia biloba (192991)
Sheinwoodian - Homerian433.4 - 427.4Lithuania Dicoelosia biloba (192993)
Wenlock433.4 - 427.4United Kingdom (Wales) Dicoelosia biloba (74668)
Wenlock433.4 - 427.4USA (Wisconsin) Dicoelosia biloba (13012)
Wenlock433.4 - 427.4USA (New York) Dicoelosia biloba (12936 13047 13050 13051 13052)
Wenlock433.4 - 427.4United Kingdom (England) Dicoelosia biloba (49641 79881)
Wenlock433.4 - 427.4Lithuania Dicoelosia biloba (13746 13748 26284 26285 26286 207295 207331 207343 207384)
Wenlock - Silurian433.4 - 419.2USA (Wisconsin) Dicoelosia biloba (13017 13021 13023 13024 13027 13040 13041 13075 13104 13107)
Homerian430.5 - 427.4Czech Republic Dicoelosia biloba (14054)
Homerian430.5 - 427.4Lithuania Dicoelosia biloba (192613 192994 206805 207379 207380 207381)
Homerian430.5 - 427.4Sweden (Gotland) Dicoelosia biloba (13529 162433)
Homerian - Gorstian430.5 - 425.6Sweden (Gotland) Anomia biloba (13530)
Homerian - Jaagarahu430.5 - 422.9Lithuania Dicoelosia biloba (192580 192583)
Jaagarahu428.2 - 422.9Lithuania Dicoelosia biloba (192559)
Jaagarahu428.2 - 422.9Estonia Dicoelosia biloba (13734)
Gorstian427.4 - 425.6Lithuania Dicoelosia biloba (192995)
Gorstian427.4 - 425.6United Kingdom (England) Dicoelosia biloba (23178 23181)
Gorstian427.4 - 425.6Belarus Dicoelosia biloba (23662)
Gorstian427.4 - 425.6Sweden (Gotland) Dicoelosia biloba (13603)
Ludlow427.4 - 423.0Lithuania Dicoelosia biloba (195446 206804)
Ludlow - Elton427.4 - 421.3United Kingdom (Wales) Dicoelosia biloba (74672)
Ludfordian425.6 - 423.0Czech Republic Dicoelosia biloba (14068 14110)
Lochkovian419.2 - 410.8Russian Federation (Bashkir) Dicoelosia biloba (13942 13955)
Pragian410.8 - 407.6Russian Federation (Bashkortostan) Dicoelosia biloba (81649 81654)