Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Isorthis (Arcualla) arcuaria

Rhynchonellata - Orthida - Dalmanellidae

Taxonomy
Orthis (Dalmanella) arcuaria was named by Hall and Clarke (1892). It is the type species of Arcualla.

It was recombined as Isorthis (Arcualla) arcuaria by Jin and Chatterton (1997).

Synonymy list
YearName and author
1997Isorthis (Arcualla) arcuaria Jin and Chatterton

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderDalmanellidinaMoore 1952
superfamilyDalmanelloideaSchuchert 1913
familyDalmanellidaeSchuchert 1913
subfamilyIsorthinaeSchuchert and Cooper 1931
genusIsorthisKozlowski 1929
subgenusArcualla(Walmsley and Boucot 1975)
speciesarcuaria(Hall and Clarke 1892)

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.

†Isorthis (Arcualla) arcuaria Hall and Clarke 1892
show all | hide all
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
Adult height: 10 to < 100g
Thickness: intermediateg
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: minorg
Environment: marineuc
Locomotion: stationaryf
Attached: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-03-06 06:53:48
Modified: 2009-03-06 08:53:48
Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade
References: Hendy et al. 2009, Aberhan et al. 2004, Williams et al. 2000, Nesnidal et al. 2013

Age range: base of the Llandovery to the top of the Pridoli or 443.10000 to 419.62000 Ma

Collections (23 total)


Time interval Ma Country or state Original ID and collection number
Llandovery - Wenlock443.1 - 426.7Venezuela Isorthis arcuaria (25066)
Gorstian426.7 - 425.0USA (Oklahoma) Isorthis arcuaria (170221)
Ludlow426.7 - 422.7USA (Oklahoma) Isorthis arcuaria (26823 170242 170245 170246 170253)
Ludlow426.7 - 422.7Venezuela Isorthis arcuaria (25067)
Ludlow - Pridoli426.7 - 419.62USA (Oklahoma) Isorthis arcuaria (170222 170225 170228 170238 170240 170241 170247)
Ludfordian425.0 - 422.7USA (Oklahoma) Isorthis arcuaria (170224)
Ludfordian - Pridoli425.0 - 419.62USA (Oklahoma) Isorthis arcuaria (26824)
Pridoli422.7 - 419.62USA (Oklahoma) Isorthis arcuaria (170244 170254 170263 170264 170266)
Pridoli422.7 - 419.62USA (Indiana) Isorthis arcuaria (24881)