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Retusa

Gastropoda - Opisthobranchiata - Retusidae

Synonymy list
YearName and author
1827Retusa Brown
1904Retusa Martin p. 135
1931Retusa Grant, IV and Gale p. 445
1990Retusa Kendrick p. 43
2002Retusa Sepkoski
2007Retusa Wienrich and Janssen p. 778

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
orderOpisthobranchiata(Milne-Edwards 1848)
orderCephalaspideaFischer 1883
superfamilyPhilinoideaGray 1850
familyRetusidaeThiele 1925
genusRetusaBrown 1827

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. Retusa Brown 1827
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Subg. Retusa (Coleophysis) Fischer 1883
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Coleophysis carinata Carpenter 1857 [keeled barrel-bubble]
Subg. Retusa (Cylichnina) Monterasato 1884
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†Cylichnina coelata Deshayes 1862
†Cylichnina petrosa Conrad 1848
†Cylichnina tantilla Anderson and Hanna 1925
†Cylichnina turneri Effinger 1938
†Retusa (Cylichnina) conutus Deshayes 1824
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Invalid names: Cylichna sthillairii Lea 1833 [synonym]
Subg. Retusa (Retusa) Brown 1927
Retusa bizona Adams 1850
†Retusa claibornensis Aldrich 1911
Retusa obtusa Montagu 1808
†Retusa recta Eames 1952
†Retusa scutala Wilckens 1907
†Retusa truncatula Bruguiere 1792
†Retusa yaquensis Maury 1917
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
height93.031.805.003.101.10

Composition: aragonitec
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: carnivoref
Vision: limitedc
Created: 2009-09-10 07:33:17
Modified: 2009-09-10 09:33:17
Source: f = family, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Early/Lower Callovian to the top of the Holocene or 165.30000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 161.5 Ma

Collections (482 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Callovian165.3 - 161.5Germany R. microconcha (58203)
Early/Lower Callovian - Middle Callovian165.3 - 161.5Poland R. microconcha (58264)
Middle Callovian165.3 - 161.5Israel R. plicifer (99129 99130 99131)
Cenomanian100.5 - 93.9USA (California) Cylichnina sp. (185726)
Early/Lower Cenomanian100.5 - 93.9USA (California) Cylichnina sp. (167599)
Late/Upper Cretaceous100.5 - 66.0Argentina (Santa Cruz) R. scutala (235519)
Late/Upper Cretaceous100.5 - 66.0Argentina (San Luis) R. scutala (235482)
Turonian93.9 - 89.8USA (California) Cylichnina sp. (167600)
Santonian85.7 - 83.6Spain (Cataluna) R. woodwardi (88324)
Middle Campanian83.6 - 72.2USA (California) Cylichnina sp. (144763)
Danian66.0 - 61.66USA (Maryland) R. sylvaerupis (83135)
Danian66.0 - 61.66Greenland R. rugosa (177724) R. sp. (22943)
Danian66.0 - 61.66USA (Texas) R. emoryi (5585 5586 5587 5588 5589 5590 5591 5592 5593 5594 5595 5599 5601 5602 85315) R. praemoryi (205466) R. sp. (84468 205261 205464)
Early/Lower Paleocene66.0 - 61.66USA (Texas) R. sp., R. galba (84474)
Danian - Selandian66.0 - 59.24USA (Texas) R. emoryi (99003)
Early/Lower Paleocene - Middle Paleocene66.0 - 59.24USA (Texas) R. emoryi (86307 86328) R. sp. (86293)
Danian - Thanetian66.0 - 56.0USA (Louisiana) R. sp. B (52197)
Paleocene66.0 - 56.0USA (California) Cylichnina tantilla (11117)
Paleocene66.0 - 56.0Argentina R. scutata (99258)
Selandian61.66 - 59.24Denmark R. plicatella (35263 35264 35265 35266 35267)