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Taxonomy
Wallucina was named by Iredale (1930) [Sepkoski's age data: T Mi R]. It is extant.
It was assigned to Lucininae by Cox et al. (1969) and Vokes (1980); to Veneroida by Sepkoski (2002); and to Lucinidae by Lamprell and Whitehead (1992) and Glover and Taylor (2007).
It was assigned to Lucininae by Cox et al. (1969) and Vokes (1980); to Veneroida by Sepkoski (2002); and to Lucinidae by Lamprell and Whitehead (1992) and Glover and Taylor (2007).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1930 | Wallucina Iredale p. 390 |
| 1969 | Wallucina Cox et al. p. 499 |
| 1980 | Wallucina Vokes p. 102 |
| 1992 | Wallucina Lamprell and Whitehead p. 46 |
| 2002 | Wallucina Sepkoski |
| 2007 | Wallucina Glover and Taylor p. 161 |
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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. Wallucina Iredale 1930
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. A. Glover and J. D. Taylor 2007 | Shells small, subcircular in outline. Moderately infl ated, relatively thin-shelled. Sculpture of fine, closely spaced commarginal lamellae, sometimes slightly raised to posterior, fi ne radial striations sometimes present. Hinge plate narrow. RV with single cardinal tooth and
posterior lateral tooth, anterior lateral absent or very small. LV with two cardinal teeth and a posterior lateral tooth. Ligament internal, set in elongate, oblique resilifer. Anterior adductor muscle scar elongate, detached from pallial line for about 1/2 to 1/3 of length. Pallial line irregularly lobed and divided. Inner shell margin finely crenulate. |