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

Paosia

Gastropoda - Pseudomelaniidae

Synonymy list
YearName and author
1895Paosia Böhm
1991Paosia Kabat p. 434
2004Paosia Squires and Saul p. 489
2017Paosia Cataldo p. 424

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classGastropoda
subclassCaenogastropoda(Cox 1959)
superfamilyPseudomelanoideaFischer 1885
familyPseudomelaniidaeCossmann 1909
genusPaosiaBöhm 1895

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.

G. †Paosia Böhm 1895
show all | hide all
Paosia acuminata Anderson 1958
Paosia calafia Stewart 1927
hide
Invalid names: Acteonina pupoides Gabb 1864 [replaced]
Paosia californica Gabb 1864
hide
Invalid names: Acteonina bellavistana Anderson 1958 [synonym], Acteonina berryessensis Anderson 1958 [synonym], Acteonina roguensis Anderson 1958 [synonym], Acteonina yrekensis Anderson 1958 [synonym]
Paosia colusaensis Anderson 1958
Paosia pentzensis Squires and Saul 2004
Paosia ursula Anderson 1958
hide
Invalid names: Acteonina ursulagorda Anderson 1958 [synonym]
Diagnosis
ReferenceDiagnosis
R. L. Squires and L. R. Saul 2004ongate-conical (juveniles more ovate); spire high or low; whorls smooth (rarely with spiral grooves) and over­ lapping slightly; outer lip projected and incurved anteriorly; col­ umella smooth and usually callused; growth lines sinuous.
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: base of the Early/Lower Hauterivian to the top of the Middle Campanian or 132.60000 to 72.20000 Ma

Collections (51 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Hauterivian132.6 - 125.77Argentina (Neuquen) P. sp. (50187)
Hauterivian132.6 - 125.77Argentina (Mendoza) P. sp. (232193)
Late/Upper Hauterivian132.6 - 125.77Argentina (Mendoza) P. sp. (135488)
Late/Upper Hauterivian132.6 - 125.77Argentina (Neuquen) P. sp. (135518)
Barremian125.77 - 121.4Argentina P. sp. (114202)
Early/Lower Albian113.2 - 110.1USA (California) Trajanella acuminata (176021)
Late/Upper Albian106.3 - 100.5USA (California) Trajanella californica (1784)
Cenomanian100.5 - 93.9USA (California) Acteonina californica (167601) Acteonina colusaensis (69609) P. colusaensis (69622) Trajanella californica (220368 220369)
Early/Lower Cenomanian100.5 - 93.9USA (California) Trajanella californica (1803) Trajanella californica, P. colusaensis (1791)
Early/Lower Turonian93.9 - 89.8Canada (British Columbia) P. californica (210491 210511)
Late/Upper Turonian93.9 - 89.8USA (Oregon) Acteonina roguensis (86813)
Late/Upper Turonian93.9 - 89.8USA (California) Acteonina roguensis, Oonia californica (215288) Acteonina yrekensis (158106) Oonia californica (215570 222119)
Middle Turonian93.9 - 89.8USA (California) Acteonina berryessensis, Oonia californica (86782) Acteonina californica (44212)
Turonian93.9 - 89.8USA (California) Acteonina bellavistana (44213) Acteonina berryessensis (219090) Acteonina californica (44202 176026) Acteonina yrekensis, Oonia californica (86784) Oonia californica (220340 220360 222100 222102 222114) P. californica (220362 220364 220365 220367)
Coniacian89.8 - 85.7USA (California) Acteonina ursula, Acteonina ursulagorda (86858) P. ursula (72037 86783)
Late/Upper Coniacian89.8 - 85.7USA (California) P. ursula (215311 220361 220363)
Early/Lower Santonian85.7 - 83.6USA (California) P. sp. (86956 207437)
Late/Upper Santonian85.7 - 83.6Canada (British Columbia) P. pentzensis (210558)
Early/Lower Campanian83.6 - 72.2USA (California) P. pentzensis (3885 176365 220366)
Early/Lower Campanian83.6 - 72.2Canada (British Columbia) P. pentzensis (119447)
Middle Campanian83.6 - 72.2USA (California) P. pentzensis (176363)