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Anodontia (Euanodontia) ovum

Bivalvia - Lucinida - Lucinidae

Taxonomy
Lucina ovum was named by Reeve (1850) [DISTRIBUTION: Recent; Indo-Pacific.]. It is extant.

It was recombined as Anodontia (Euanodontia) ovum by Taylor and Glover (2005) and Glover and Taylor (2007).

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1850Lucina ovum Reeve figs. pl. 5, fig. 21
2005Anodontia (Euanodontia) ovum Taylor and Glover p. 310
2007Anodontia (Euanodontia) ovum Glover and Taylor p. 114

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Cox 1960)
CardiomorphiFerussac 1822
CardioniFerussac 1822
LucinidiaGray 1854
orderLucinida(Stoliczka 1871)
superfamilyLucinoideaFleming 1828
familyLucinidaeFleming 1828
genusAnodontiaLink 1807
subgenusEuanodontiaTaylor and Glover 2005
speciesovum(Reeve 1850)

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.

Diagnosis
ReferenceDiagnosis
E. A. Glover and J. D. Taylor 2007Medium sized, H to 35 mm, L to 39 mm, moderately inflated T/L 0.29, circular in outline H/L 0.92. Colour white. Shell surface with low commarginal growth increments and halts. Umbones small. Lunule short, lanceolate, slightly impressed, slightly asymmetrical, larger in right valve. Hinge short, thin, curved, edentulous. Ligament internal, deeply inset in short nymph. Anterior adductor scar detached from pallial line for about 70% of length at an angle of about 30°. Interior of shell often glossy, sometimes pale yellow inside pallial line and spotted with small, round, translucent scars and occasional radial striations. Pallial line entire, relatively close to shell edge.