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Inoperna

Bivalvia - Mytilida - Mytilidae

Taxonomy
Inoperna was named by Conrad (1873) [Sepkoski's age data: J Plie-u K Maes-u Sepkoski's reference number: 749,790]. It is not extant. Its type is Modiolus (Inoperna) carolinensis.

It was reranked as Modiola (Inoperna) by Riedel (1933).

It was assigned to Modiola by Riedel (1933); to Mytiloida by Sepkoski (2002); and to Mytilidae by Popenoe (1937), Vokes (1980), El Qot (2006), Ros-Franch et al. (2014).

Synonymy list
YearName and author
1873Inoperna Conrad
1933Modiola (Inoperna) Riedel p. 36
1937Inoperna Popenoe p. 382
1980Inoperna Vokes p. 24
2002Inoperna Sepkoski
2006Inoperna El Qot p. 20
2014Inoperna Ros-Franch et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
RankNameAuthor
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
—MytilomorphiFerussac 1822
orderMytilida(Rafinesque 1815)
superfamilyMytiloideaRafinesque 1815
familyMytilidaeRafinesque 1815
genusInopernaConrad 1873

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. †Inoperna Conrad 1873
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Subg. †Inoperna (Inoperna) Conrad 1875
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Subg. †Inoperna (Triasoperna) Repin 1996
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†Inoperna bellarugosa Popenoe 1937
†Inoperna flagellifera Forbes 1846
†Inoperna perplicata Etallon 1863
†Inoperna plenicostata Anderson 1970
†Inoperna sowerbiana Danise et al. 2019
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height220.419.721.120.40.990
valve height418.47.5031.722.010.1

Composition: aragonitef
Composition 2: low Mg calcitef
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Adult height: 10 to < 100f
Thickness: intermediatef
Folds: nonef
Ribbing: minorf
Spines: nonef
Internal reinforcement: nonef
Ontogeny: accretionf
Environment: lagoonal, coastal, inner shelf, outer shelf, oceanic, brackish, freshwaterf
Locomotion: stationaryf
Attached: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2007-10-05 05:18:14
Modified: 2009-09-09 10:27:52
Source: f = family, c = class
References: Aberhan et al. 2004, Kiessling 2004

Age range: base of the Sevatian to the top of the Thanetian or 211.18000 to 56.00000 Ma

Collections (244 total)


Time interval Ma Country or state Original ID and collection number
Sevatian211.18 - 205.7Iran I. schafhaeutli (49325 49326 49327 49328 49329)
Rhaetian205.7 - 201.4Italy Mytilus schafhaeutli (204952)
Rhaetian205.7 - 201.4Austria I. schafhaeutli (27940 27947 27956 27958 27971 28098 28099 28106 28109 28110 28514 28515 28517 28525 28594 28596 28837 115336 160952) Mytilus schafhaeutli (138163)
Rhaetian205.7 - 201.4Italy (Lombardy) Mytilus schafhaeutli (38083)
Rhaetian205.7 - 201.4Germany Mytilus schafhaeutli (173617)
Rhaetian205.7 - 201.4Iran I. schafhaeutli (49331)
Davoei192.9 - 184.2Spain (Aragon) I. sp. (146726)
Pliensbachian192.9 - 184.2Argentina (San Juan) I. sp. (33697)
Pliensbachian192.9 - 184.2Spain I. sowerbiana (212055 212067 212214) I. sp. (212208)
Spinatum192.9 - 184.2Spain (Aragon) I. perplicata (146768)
Early/Lower Toarcian184.2 - 182.9Spain (Teruel) I. sowerbiana (211174 211176 211177 211178 211179 211192 211209 211214 211215 211216)
Early/Lower Toarcian184.2 - 182.9Spain I. sowerbiana (25214 25218 25608 25609 25611 25612 25613 25614 25617 25618 25620 25665 25669 25674 25675 25774 25775 25776 25777 25778 25779 25780 26137 26145 26152 26153 26154 26322 26327 26328 26332 26334 26384 26385 26386 26387 26389 26390 26391 26393 26400)
Early/Lower Toarcian184.2 - 182.9Thailand I. plicata (87468 87540)
Early/Lower Toarcian - Middle Toarcian184.2 - 180.4Spain I. sowerbiana (25773 51613)
Middle Toarcian182.9 - 180.4Spain I. sowerbiana (25879)
Middle Toarcian - Late/Upper Toarcian182.9 - 174.7Iran I. sp. (141253)
Late/Upper Toarcian180.4 - 174.7Iran I. striata (141251)
Concavum174.7 - 170.9Luxembourg I. sp. (141485)
Opalinum174.7 - 170.9Germany I. sowerbyana (228458)
Bajocian170.9 - 168.2Saudi Arabia I. sowerbyana (48086 48105 48106)
Bajocian170.9 - 168.2United Kingdom (England) I. sowerbyana (8522)
Discites170.9 - 168.2Luxembourg I. sp. (141487)
Bathonian168.2 - 165.3Saudi Arabia I. sowerbyana (48142 48405 48451 48454 48456 48457 48484)
Bathonian168.2 - 165.3Jordan I. sp. (35669)
Bathonian168.2 - 165.3India I. khadirensis (67667)
Callovian165.3 - 161.5Ethiopia Mytilus perplicatus (93530)
Callovian165.3 - 161.5Jordan I. sp. (35666)
Callovian165.3 - 161.5India I. glendayi (68660 68662) I. khadirensis (61467 61542 61556) I. sowerbiana (61540 61873 67584 67585) I. sowerbianus (68657)
Callovian165.3 - 161.5Saudi Arabia I. plicata (45539 47875) I. sowerbyana (47895 47902 47912 48563 48564 48585 48586 48589 48593 48594 48596 48598 48599 48604 48605) I. sp. (47885)
Early/Lower Callovian165.3 - 161.5India I. sowerbiana (68282 68285)
Late/Upper Callovian165.3 - 161.5India I. khadirensis (67631 68385 68598 68601) I. sowerbiana (61558 61659 68291 68386)
Middle Callovian - Late/Upper Callovian165.3 - 161.5Tunisia I. khadirensis (13607 13664)
Middle Callovian - Late/Upper Callovian165.3 - 161.5Saudi Arabia I. sowerbyana (34544)
Callovian - Oxfordian165.3 - 154.8Tunisia I. khadirensis (13811 13951)
Callovian - Oxfordian165.3 - 154.8India I. glendayi (68644 68647)
Callovian - Oxfordian165.3 - 154.8Somalia Mytilus perplicatus (93020)
Late/Upper Callovian - Late/Upper Oxfordian165.3 - 154.8Tunisia I. khachirensis (13510)
Oxfordian161.5 - 154.8Saudi Arabia I. sowerbyana (45759)
Oxfordian - Kimmeridgian161.5 - 149.2Eritrea Modiola perplicata (94569)
Late/Upper Oxfordian157.9 - 154.8Germany I. perplicata (60387)
Late/Upper Oxfordian157.9 - 154.8France I. plicata (4849)
Late/Upper Oxfordian - Early/Lower Kimmeridgian157.9 - 152.21Ethiopia Mytilus perplicatus (93501)
Late/Upper Oxfordian - Early/Lower Kimmeridgian157.9 - 152.21Portugal I. perplicata (68614)
Early/Lower Kimmeridgian154.8 - 152.21Portugal I. perplicata (67909 67935 67936 67937 67942 67943 67944)
Early/Lower Kimmeridgian154.8 - 152.21Ethiopia Mytilus perplicatus (93494)
Early/Lower Kimmeridgian154.8 - 152.21Poland (Pomerania) I. perplicata (38694)
Kimmeridgian154.8 - 149.2Ethiopia Mytilus perplicatus (94491)
Kimmeridgian154.8 - 149.2Mexico (Chiapas) I. perplicata (98672)
Kimmeridgian154.8 - 149.2China (Xizang) I. sp. (61451)
Kimmeridgian154.8 - 149.2Tanzania I. perplicata (35458) Modiola perplicata (35569 35572 35573 79094)
Kimmeridgian154.8 - 149.2Portugal (Centro) I. perplicata (68220)
Kimmeridgian154.8 - 149.2Portugal I. periplicata (7054) I. perplicata (7055 7059 7393 7394 7395 7406 7407 7408 7409 8426 8511 8673) I. sp. (8518)
Kimmeridgian154.8 - 149.2Japan (Fukushima) I. plicata (40546)
Early/Lower Tithonian149.2 - 145.06Tanzania Modiola perplicata (79029 79267)
Albian113.2 - 100.5Italy (Sardinia) I. flagellifera (2091)
Late/Upper Albian106.3 - 100.5Egypt I. flagellifera (140606)
Late/Upper Albian - Cenomanian106.3 - 93.9Egypt I. flagellifera (150737)
Cenomanian100.5 - 93.9Germany I. flagellifera (66776)
Early/Lower Cenomanian100.5 - 93.9Egypt I. flagellifera (114874 114910)
Late/Upper Cenomanian100.5 - 93.9Jordan I. transjordanica (154975)
Late/Upper Turonian93.9 - 89.8USA (California) I. bellarugosa (220390 220932 220933 221121)
Middle Turonian93.9 - 89.8Austria (Salzkammergut) I. flagellifera (142308)
Turonian93.9 - 89.8USA (California) I. bellarugosa (80928 80929 80930 80931 80934 219050 220370 220936)
Coniacian89.8 - 85.7Cameroon Modiola flagellifera (177976) Modiolus flagellifera (209691 209692)
Late/Upper Santonian85.7 - 83.6Austria I. flagellifera (114268)
Early/Lower Maastrichtian72.2 - 66.0USA (Georgia) I. sp. (4268)
Early/Lower Maastrichtian72.2 - 66.0Austria (Lower Austria) I. flagellifera (226428)
Late/Upper Maastrichtian72.2 - 66.0USA (Mississippi) I. sp. (4127)
Late/Upper Maastrichtian72.2 - 66.0Poland I. flagellifera (27818 27822)
Maastrichtian72.2 - 66.0Austria I. sp. (1379)
Maastrichtian72.2 - 66.0Netherlands I. flagellifera (1326)
Maastrichtian72.2 - 66.0USA (Georgia) I. sp. (1309)
Maastrichtian72.2 - 66.0USA (Mississippi) I. sp. (1303)
Maastrichtian72.2 - 66.0Serbia I. flagellifera (1380)
Maastrichtian72.2 - 66.0Argentina (Neuquén) I. sp. (74018)
Maastrichtian72.2 - 66.0Japan I. sp. (1315)
Maastrichtian72.2 - 66.0India I. flagellifera (1351)
Maastrichtian72.2 - 66.0Poland I. flagellifera (1321)
Maastrichtian72.2 - 66.0Kazakhstan (Kustanai) I. sp. (186879)
Maastrichtian72.2 - 66.0Argentina (Chubut) I. sp. (74110 74122 74124)
Thanetian59.24 - 56.0Svalbard and Jan Mayen I. plenicostata (226629) Mytilus plenicostatus (226627)