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Omalaxinae

Gastropoda - Turritellidae

Taxonomy
Omalaxinae was named by Cossmann (1916). Its type is Omalaxis.

It was assigned to Omalaxidae by Global Biodiversity Information Facility (2015); and to Turritellidae by Bouchet et al. (2017).

Subtaxa
Omalaxis (type genus)
Entered
by P. Wagner on 2016-02-27; modified by J. Marcot on 2022-06-13

Synonymy list
YearName and author
1916Omalaxinae Cossmann
2015Omalaxinae Global Biodiversity Information Facility
2017Omalaxinae Bouchet et al. p. 343

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassCaenogastropoda(Cox 1959)
superfamilyCerithioidea(Férussac 1819)
familyTurritellidaeLovén 1847
subfamilyOmalaxinaeCossmann 1916
subfamilyOmalaxinaeCossmann 1916

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.

Subfm. †Omalaxinae Cossmann 1916
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G. †Omalaxis Deshayes 1832
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†Omalaxis bifrons Lamarck 1804
†Omalaxis disjunctum Lamarck 1804
†Omalaxis planorbis Blainville 1827
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: facultatively mobilef
Life habit: semi-infaunalf
Diet: suspension feederf
Vision: limitedc
Created: 2009-09-10 07:15:58
Modified: 2018-02-27 07:57:42
Source: f = family, c = class
References: Kiessling 2004, Hendy et al. 2009

Age range: base of the Late/Upper Aptian to the top of the Bartonian or 119.57000 to 37.71000 Ma

Collections (31 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Aptian119.57 - 113.2Mexico (Baja California) Omalaxis planorbis (1878)
Maastrichtian72.2 - 66.0USA (Texas) Omalaxis sp. (205541)
Ypresian56.0 - 48.07France (Picardie) Omalaxis laudunensis (178778)
Ypresian56.0 - 48.07Belgium Omalaxis brusseliensis (77608 77611)
Early/Lower Eocene - Middle Eocene56.0 - 37.71United Kingdom (England) Omalaxis sp. (3257 3258)
Lutetian48.07 - 41.03France (Yvelines) Omalaxis bifrons (177970 177971 177972 177974 177975)
Lutetian48.07 - 41.03United Kingdom (England) Omalaxis laudenensis, Omalaxis crenensis, Omalaxis dijunctus, Omalaxis sp., Omalaxis bifrons (8124) Omalaxis laudunensis, Omalaxis crenensis (8125) Omalaxis sp. (8047)
Lutetian48.07 - 41.03France (Picardie) Omalaxis disjoncta, Omalaxis serrata, Omalaxis bifrons (178119) Omalaxis disjuncta (178083)
Lutetian48.07 - 41.03France Omalaxis ammonoides, Omalaxis conoidea, Omalaxis disjuncta, Omalaxis serrata, Omalaxis bifrons (171526) Omalaxis serrata (171535) Solarium bifrons, Solarium disjunctum (184110) Solarium disjunctum (184107)
Lutetian48.07 - 41.03USA (Texas) Omalaxis sp. (205503)
Bartonian41.03 - 37.71France (Picardie) Omalaxis disjuncta (178082)
Bartonian41.03 - 37.71France (Île-de-France) Omalaxis disjuncta (179130)
Bartonian41.03 - 37.71USA (Texas) Omalaxis singleyi (205222 205266 205422 205430 205484) Omalaxis sp. (205267 205480)