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Taxon: Genus Modiolarca Gray, 1842 (mollusc)
 Entity: 

Authorship

SN2000 author citation:  J.E. Gray, 1842, gen. caelebs
Unavailable original name, rank & spelling:  Gray, J.E. 1840b. Syn. Cont. Brit. Mus. (ed. 42): 151. [nom. nud.].
Original name, rank & spelling:  Gray, J.E. 1842. Syn. Cont. Brit. Mus. (ed. 44): 92; 82 ("the Modiolariæ ovate elongated shells" [=Modiolaria]). ≡
Original inclusion of species:  Gray, J.E. 1843. In E. Dieffenbach, Travels N.Z. 2: 259 ("Modiolarca impacta"). ≡

Attributes

Not Junior homonym (nom. illeg.: nom. praeocc.) [ICZN] Ref: S.A. Neave (ed.), [2005]. Nomencl. Zool.: [19 Dec 2008] ("non Gray 1840"). [unav.].
Available genus-group name without included nominal species (gen. caelebs) [ICZN, 1999: Arts. 12, 67.2.2 (<1931)] Ref: J. Bowden & D. Heppell, 1966. J. Conch. 26 (2): 103 ("Gray 1842 [genus caelebs]"). ≡

Types

Type, by subsequent monotypy: Modiolarca impacta (Hermann, 1782) Ref: J.E. Gray, 1843: 259. [new] [inferred]
Type, by subsequent monotypy: Mytilus impactus Hermann, 1782 Ref: J. Bowden & D. Heppell, 1966: 103.

Variants

Unavailable name: Modiolarca (Genus) Gray, 1840, nom. nud. Ref: V.G. Millard, 1997: 347.

Homonyms

Subsequent sense: Modiolarca (Genus) sensu Gray, 1847 Ref: V.G. Millard, 1997: 398. [inferred]
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Last updated: 21 Sep 2025