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Concavus

Thecostraca - Balanomorpha - Balanidae

Taxonomy
Concavus was named by Newman (1982) [Sepkoski's age data: T Mi-l-l R Sepkoski's reference number: 347]. It is extant. Its type is Balanus concavus. It is the type genus of Concavinae.

It was assigned to Cirripedia by Sepkoski (2002); and to Concavinae by Zullo (1992) and Chan et al. (2021).

Synonymy list
YearName and author
1982Concavus Newman p. 28
1992Concavus Zullo p. 5
2002Concavus Sepkoski
2021Concavus Chan et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
—Deuteropoda
—Mandibulata
—PancrustaceaZrzavý and Štys 1997
subphylumCrustaceaBrünnich 1772
RankNameAuthor
classThecostraca(Gruvel 1905)
subclassCirripedia(Rafinesque 1816)
infraclassThoracica(Darwin 1854)
superorderThoracicalcarea()
—Sessilia(Lamarck 1818)
orderBalanomorpha(Pilsbry 1916)
superfamilyBalanoideaLeach 1817
familyBalanidaeLeach 1817
subfamilyConcavinae
genusConcavusNewman 1982

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. Concavus Newman 1982
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Subg. Concavus (Menesiniella) Newman 1982
†Concavus concavus Bronn 1831
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†Balanus concavus proteus Conrad 1834
†Concavus rubsecens Seguenza 1876
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitef
Grouping: gregariousf
Locomotion: stationaryf
Attached: yesf
Epibiont: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: limitedc
Created: 2008-03-04 07:41:07
Modified: 2008-03-04 09:41:07
Source: f = family, c = class
Reference: Kiessling 2004

Age range

Maximum range based only on fossils: base of the Late/Upper Oligocene to the top of the Late/Upper Pleistocene or 28.40000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 28.1 Ma

Collections (66 total)


Time interval Ma Country or state Original ID and collection number
Rupelian33.9 - 28.1USA (South Carolina) C. sp. (66190)
Oligocene33.9 - 23.03Slovenia Balanus concavus (87472)
Late/Upper Oligocene28.4 - 23.03Colombia (La Guajira) Balanus concavus (42770)
Aquitanian23.03 - 20.44USA (North Carolina) C. crassostricola (160180)
Aquitanian23.03 - 20.44USA (Florida) C. crassostricola (160181)
Early/Lower Miocene23.03 - 15.97Mexico (Baja California Sur) Balanus concavus (43811)
Early/Lower Miocene - Middle Miocene23.03 - 11.608Mexico (Baja California Sur) Balanus concavus (43804)
Miocene23.03 - 5.333USA (Maryland) Balanus concavus (125939)
Burdigalian20.44 - 15.97USA (Maryland) Balanus concavus (79101 79102)
Langhian15.97 - 13.82USA (Maryland) C. crassostricola (51724)
Langhian15.97 - 13.82France (Aquitaine Region) Balanus concavus (31316 31326)
Serravallian13.82 - 11.62USA (Maryland) Balanus concavus (60376 70832 70846 70854 70855 79104 79105 79106 79107 79108 79110 79111 79112 79113 79114 79115 79352 79353)
Tortonian11.62 - 7.246Panama (Colon) Balanus concavus (145567)
Tortonian11.62 - 7.246Madagascar Balanus concavus (51586)
Tortonian11.62 - 7.246USA (Maryland) Balanus concavus (70851)
Late/Upper Miocene11.608 - 5.333Haiti Balanus concavus (60105 60106 60111)
Messinian7.246 - 5.333Algeria Balanus concavus (69864)
Early/Lower Pliocene5.333 - 3.6USA (California) Balanus concavus (206368 206370 216913 220185)
Early/Lower Pliocene5.333 - 3.6USA (Florida) Balanus concavus (35026 41496) C. sarasotaensis (79962)
Zanclean5.333 - 3.6Italy C. concavus (160179)
Zanclean5.333 - 3.6Italy (Asti) C. concavus (86305)
Pliocene5.333 - 2.588Mexico (Baja California) Balanus concavus (97126 97127)
Pliocene5.333 - 2.588Mexico (Baja California Sur) Balanus concavus (43682 43686)
Pliocene5.333 - 2.588USA (California) Balanus concavus (194664 216872 216902)
Pliocene5.333 - 2.588USA (Florida) Balanus concavus (146872)
Piacenzian3.6 - 2.588USA (Florida) Balanus concavus (32039)
Late/Upper Pliocene - Early/Lower Pleistocene3.6 - 0.781USA (California) Balanus concavus (217009)
Middle Pleistocene0.774 - 0.129USA (California) Balanus concavus (207886 222664)
Middle Pleistocene - Late/Upper Pleistocene0.774 - 0.0117Morocco Balanus concavus (127571 127585)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Balanus concavus (96895 222659 222660 222661 222662)