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

Crepidula ungana

Gastropoda - Neotaenioglossa - Calyptraeidae

Taxonomy
Crepidula ungana was named by Dall (1908) [DISTRIBUTION: Late Oligocene; Pacific Coast, North America.]. It is not a trace fossil.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1908Crepidula ungana Dall p. 118 figs. pl. 10, figs. 8, 9
1944Crepidula ungana Durham p. 162
1973Crepidula ungana Addicott p. 18
2003Crepidula ungana Oleinik and Marincovich Jr p. 40

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
subclassCaenogastropoda(Cox 1959)
orderNeotaenioglossaHaller 1882
suborderPtenoglossa(Gray 1853)
superfamilyCalyptraeoideaLamarck 1809
familyCalyptraeidaeLamarck 1809
genusCrepidulaLamarck 1799
speciesunganaDall 1908

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.

Crepidula ungana Dall 1908
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Thickness: thing
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Locomotion: facultatively mobileg
Attached: yesg
Life habit: epifaunalg
Diet: suspension feederg
Vision: limitedc
Created: 2009-03-16 10:24:15
Modified: 2009-09-18 11:27:32
Source: g = genus, c = class
References: Kiessling 2004, Abbott and Dance 1986

Age range: base of the Priabonian to the top of the Chattian or 38.00000 to 23.03000 Ma

Collections (32 total)


Time interval Ma Country or state Original ID and collection number
Middle Eocene48.6 - 37.2USA (California) Crepidula ungana (194440)
Bartonian - Priabonian41.3 - 33.9Russian Federation Crepidula ungana (50151)
Priabonian38.0 - 33.9USA (Oregon) Crepidula ungana (38935 38936 38938 38940 38941 38945 38984 38985 38987 38988 38992 38997 38998 38999 39000 39003 39005 39025 39028 39029)
Rupelian33.9 - 28.1USA (Washington) Crepidula ungana (205215)
Oligocene33.9 - 23.03USA (Alaska) Crepidula ungana (44101)
Late/Upper Oligocene28.4 - 23.03USA (California) Crepidula ungana (72406 219731 219736)
Chattian28.1 - 23.03Canada (British Columbia) Crepidula ungana (206743)
Chattian28.1 - 23.03USA (Washington) Crepidula ungana (52356 52362 91615 208161)