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

Euthecosomata

Gastropoda - Heterostropha

Taxonomy
Euthecosomata is a suborder. It is extant.

It was assigned to Thecosomata by Eames (1952), Squires (1989); and to Pteropoda by Bouchet et al. (2017).

Subtaxa
Spiratellidae

Synonymy list
YearName and author
1952Euthecosomata Eames p. 150
1989Euthecosomata Squires p. 444
2017Euthecosomata Bouchet et al. p. 357

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
orderHeterostropha()
infraclassEuthyneura(Spengel 1881)
—TectipleuraSchrödl et al. 2011
—EuopisthobranchiaJörger et al. 2010
orderPteropodaCuvier 1804
suborderEuthecosomata
suborderEuthecosomata

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.

show all | hide all
Fm. Spiratellidae Dall 1921
hide
G. †Spiratella Blainville 1817
hide
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilec
Life habit: epifaunalc
Vision: limitedc
Created: 2004-02-29 11:40:59
Modified: 2010-02-11 01:35:02
Source: c = class
Reference: Kiessling 2004

Age range

Maximum range based only on fossils: base of the Thanetian to the top of the Langhian or 59.24000 to 13.82000 Ma
Minimum age of oldest fossil (stem group age): 56.0 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Thanetian59.24 - 56.0Australia (Victoria) Spiratella advenulata (6266 6267)
Waipawan56.0 - 52.0New Zealand (Chatham Islands) Spiratella sp. B, Spiratella sp. C (51085)
Ypresian56.0 - 48.07United Kingdom (England) Spiratella mercinensis (8025) Spiratella taylori (3260) Spiratella taylori, Spiratella mercinensis (76601)
Ypresian56.0 - 48.07New Zealand Spiratella limata, Spiratella sp. B (51082)
Ypresian56.0 - 48.07Pakistan Spiratella pseudopygmaea (183829)
Ypresian - Lutetian56.0 - 41.03USA (Alabama) Spiratella augustana (98299)
Rupelian33.9 - 27.3Netherlands Spiratella umbilicata (87249)
Aquitanian23.04 - 20.45France Spiratella microstralis (74861)
Langhian15.98 - 13.82Azerbaijan Spiratella sp. (116631 116636)