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Modiolus (Modiolus)

Bivalvia - Mytilida - Mytilidae

Taxonomy
Modiolus (Modiolus) was named by Lamarck (1799). It is extant.

It was assigned to Modiolus by Lamarck (1799), Oostingh (1935), Moore (1983), Squires and Goedert (1991).

Subtaxa
Modiolus (Modiolus) auriculatus, Modiolus (Modiolus) clarki (syn. Mytilus merriami), Modiolus (Modiolus) contracta, Modiolus (Modiolus) directus, Modiolus (Modiolus) fountainensis, Modiolus (Modiolus) imbricatus, Modiolus (Modiolus) lagunanus, Modiolus (Modiolus) mandannaensis, Modiolus (Modiolus) meganosensis, Modiolus (Modiolus) merriami, Modiolus (Modiolus) metcalfei, Modiolus (Modiolus) modiolus, Modiolus (Modiolus) moralejai, Modiolus (Modiolus) pittsburgensis, Modiolus (Modiolus) radiatus, Modiolus (Modiolus) sacculifer, Modiolus (Modiolus) scalprum, Modiolus (Modiolus) veronensis, Modiolus (Modiolus) waverliensis, Modiolus (Modiolus) ynezianus
Species lacking formal opinion data
Modiolus altijugatus, Modiolus arcacea, Modiolus baylei, Modiolus beirensis, Modiolus blandus, Modiolus capensis, Modiolus ducatelli, Modiolus eberstadtensis, Modiolus flagellifer, Modiolus formosissimus, Modiolus gammalensis, Modiolus gibbosus, Modiolus harrimani, Modiolus inbricatus, Modiolus jolyi, Modiolus kremmlingensis, Modiolus lobatus, Modiolus lorioli, Modiolus mediocarinatus, Modiolus minalatus, Modiolus mingaudi, Modiolus minuta, Modiolus nysti, Modiolus ornatus, Modiolus parallelus, Modiolus parvoblongus, Modiolus perryi, Modiolus purpuratus, Modiolus qinghaiensis, Modiolus romani, Modiolus rusticus, Modiolus semicircularis, Modiolus sestiniae, Modiolus siliquus, Modiolus subimbricatus, Modiolus sukuboensis, Modiolus suprarectus, Modiolus thiollierei, Modiolus thiollieri, Modiolus thomsoni, Modiolus transiens, Modiolus trequetra, Modiolus triangulus, Modiolus wanizakiensis, Modiolus waverliensis

Synonymy list
YearName and author
1799Modiolus (Modiolus) Lamarck
1935Modiolus (Modiolus) Oostingh p. 161
1983Modiolus (Modiolus) Moore p. A74
1991Modiolus (Modiolus) Squires and Goedert p. 413

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
—MytilomorphiFerussac 1822
orderMytilida(Rafinesque 1815)
superfamilyMytiloideaRafinesque 1815
familyMytilidaeRafinesque 1815
genusModiolus(Lamarck 1801)
subgenusModiolusLamarck 1799

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.

Subg. Modiolus (Modiolus) Lamarck 1799
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Invalid names: Mytilus merriami Clark 1915 [replaced]
†Modiolus (Modiolus) lagunanus Loel and Corey 1932
†Modiolus (Modiolus) meganosensis Clark and Woodford 1927
Modiolus (Modiolus) modiolus Linnaeus 1758 [northern horsemussel]
†Modiolus (Modiolus) radiatus Hoare et al. 1978
Diagnosis
No diagnoses are available
Measurements
partNmean
valve height128.8

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: stationaryg
Attached: yesg
Epibiont: yesg
Life habit: semi-infaunalg
Diet: suspension feederg
Vision: blindc
Created: 2004-02-29 15:52:47
Modified: 2009-09-09 10:25:35
Source: g = genus, f = family, c = class
References: Kiessling 2004, Aberhan et al. 2004

Age range

Maximum range based only on fossils: base of the Chesterian to the top of the Holocene or 335.40000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 330.3 Ma

Collections (406 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Chesterian - Brigantian335.4 - 330.3USA (Ohio) Modiolus waverliensis, Modiolus fountainensis (85363)
Chesterian335.4 - 323.4USA (Arizona) Modiola fountainensis (124256)
Chesterian335.4 - 323.4USA (West Virginia) Modiolus waverliensis (92970)
Serpukhovian330.3 - 323.4USA (West Virginia) Modiolus waverliensis (56142)
Atokan318.6 - 312.8USA (Ohio) Modiolus radiatus (79377)
Carnian237.0 - 227.3Germany Modiolus transiens (47402 47403 47404 47405 47406)
Early/Lower Hettangian201.4 - 199.5Germany Modiolus imbricatus (28867)
Hettangian201.4 - 199.5Canada (British Columbia) Modiolus scalprum (53472)
Late/Upper Hettangian201.4 - 199.5Germany Modiolus imbricatus (28869)
Liasicus201.4 - 199.5France (Isère) Modiolus scalprum (127114)
Hettangian - Early/Lower Sinemurian201.4 - 192.9Canada (British Columbia) Modiolus scalprum (53878)
Jurassic201.4 - 143.1Tunisia Modiolus imbricatus (13787)
Jurassic - Late/Upper Jurassic201.4 - 143.1Tunisia Modiolus imbricatus (13812 13861 13862 13906)
Early/Lower Sinemurian199.5 - 192.9Slovakia Modiolus scalprum (141986)
Early/Lower Sinemurian199.5 - 192.9Canada (British Columbia) Modiolus scalprum (53278)
Late/Upper Sinemurian199.5 - 192.9Canada (British Columbia) Modiolus scalprum (53864)
Sinemurian199.5 - 192.9Canada (British Columbia) Modiolus mandannaensis (53100)
Sinemurian199.5 - 192.9Canada (Yukon) Modiolus mandannaensis (53111 53114 53131)
Sinemurian199.5 - 192.9Chile Modiolus imbricatus (7415 7416 7417 7418 7419 7420 7421 7422 7423 7424 7425 7432 7433 7434)
Early/Lower Pliensbachian192.9 - 184.2Canada (British Columbia) Modiolus scalprum (53879)