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Pionodema subaequata

Rhynchonellata - Orthida - Draboviidae

Taxonomy
Orthis subaequata was named by Conrad (1843). It is a 3D body fossil.

It was recombined as Dalmanella subaequata by Hall and Clarke (1892); it was recombined as Pianodema subaequata by Wilson (1949); it was recombined as Pionodema subaequata by Cooper (1956) and Li and Copper (2006).

Synonymy list
YearName and author
1843Orthis subaequata Conrad p. 57
1892Dalmanella subaequata Hall and Clarke pp. 194, 207, 224 figs. pl. 5C, figs. 6-11
1949Pianodema subaequata Wilson
1956Pionodema subaequata Cooper pp. 992 - 994 figs. Plate 154E figures 20-24; plate 155, C, figures 14-18; plate 156, A, figures 1-13; plate 157, D, fig
2006Pionodema subaequata Li and Copper p. 57

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderDalmanellidinaMoore 1952
superfamilyEnteletoideaWaagen 1884
familyDraboviidaeHavlicek 1950
subfamilyDraboviinaeHavlicek 1950
genusPionodemaFoerste 1912
speciessubaequata(Conrad 1843)

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.

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: thing
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: minorg
Locomotion: stationaryf
Attached: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-03-06 07:19:52
Modified: 2009-03-06 09:19:52
Source: g = genus, f = family, c = class, p = phylum
References: Aberhan et al. 2004, Williams et al. 2000, Hendy et al. 2009

Age range: Blackriveran or 460.90000 to 449.50000 Ma

Collections (32 total)


Time interval Ma Country or state Original ID and collection number
Ashbyan460.9 - 449.5USA (Tennessee) Pianodema subaequata (5327)
Blackriveran460.9 - 449.5USA (Tennessee) Pianodema subaequata (5328 5329 5331)
Blackriveran - Rocklandian460.9 - 449.5USA (Illinois, Iowa) Pionodema subaequata (23795)
Caradoc460.9 - 449.5USA (Georgia) Pionodema subaequata (32779 32783 32787 32791 32798 32880 32881 32882 33065)
Caradocian460.9 - 449.5USA (Virginia) Pionodema subaequata (34247 34248 34249 34250 34251 34252)
Kirkfieldian460.9 - 449.5USA (Illinois, Iowa) Pionodema subaequata (23797 23798)
Rocklandian - Kirkfieldian460.9 - 449.5USA (Illinois, Iowa) Pionodema subaequata (23796)
Rocklandian - Kirkfieldian460.9 - 449.5United Kingdom (Northern Ireland) Pionodema subaequata (89157)
Rocklandian - Shermanian460.9 - 449.5USA (Minnesota) Pionodema subaequata (23277 23290)
Shermanian460.9 - 449.5USA (Minnesota) Pionodema subaequata (23278)
Shermanian460.9 - 449.5USA (Illinois, Iowa) Pionodema subaequata (23799)
Turinian460.9 - 449.5USA (Missouri) Dalmanella subaequata (175724) Pionodema subaequata (181091)
Turinian460.9 - 449.5Canada (Quebec) Pianodema subaequata (174157)
Turinian460.9 - 449.5USA (Tennessee) Pianodema subaequata (5347)