PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Anadara (Rasia) inaequilateralis

Bivalvia - Arcida - Arcidae

Taxonomy

Arca inaequilateralis was named by Guppy (1866) [DISTRIBUTION: Middle Miocene-Early Pliocene; Jamaica, Dominican Republic. TYPE: cotype number listed.]. Its type specimen is BMNH 64089, a shell, and it is a 3D body fossil.

It was recombined as Arca (Scapharca) inaequilateralis by Anderson (1929); it was recombined as Anadara inaequilateralis by Vokes (1969); it was recombined as Anadara (Rasia) inaequilateralis by Woodring (1973).

Sister species lacking formal opinion data

A. burnesi, A. chilensis, A. clathrata, A. dameyi, A. delandensis, A. hypomela, A. improcera, A. larkini, A. natalensis, A. philippiana, A. rectangularis, A. setoensis, A. tarponensis, A. turoniensis, A. watanabei, A. mompiche, A. microtera, A. kogachiensis, A. chavezi, A. guajirensis, A. suzukii, A. tectumcolumbae, A. veatchi, Arca montensis

Synonymy list

Year	Name and author
1866	Arca inaequilateralis Guppy pp. 293-294 figs. pl. 28, fig. 2
1929	Arca (Scapharca) inaequilateralis Anderson p. 150
1969	Anadara inaequilateralis Vokes p. 12
1973	Anadara (Rasia) inaequilateralis Woodring p. 501

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Bivalvia
—	Eubivalvia
subclass	Autobranchia	(Groblen 1894)

Rank	Name	Author
infraclass	Pteriomorphia	(Beurlen 1944)
—	Ostreomorphi	Ferussac 1822
—	Arcioni	Gray 1854
order	Arcida	(Stoliczka 1871)
superfamily	Arcoidea	(Lamarck 1809)
family	Arcidae	Lamarck 1809
subfamily	Anadarinae	Reinhart 1935
genus	Anadara	Gray 1847
subgenus	Rasia	(Gray 1857)
species	inaequilateralis	(Guppy 1866)

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.

†Anadara (Rasia) inaequilateralis Guppy 1866

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitef

Entire body:

yesf

Adult length:

10 to < 100f

Adult width:

10 to < 100f

Adult height:

10 to < 100f

Thickness:

intermediatef

Folds:

minorf

Ribbing:

majorf

Spines:

nonef

Internal reinforcement:

nonef

Ontogeny:

accretionf

Environment:

lagoonal, coastal, inner shelf, outer shelf, oceanic, brackish, freshwaterf

Locomotion:

facultatively mobileg

Attached:

yesf

Life habit:

epifaunalg

Diet:

suspension feederg

Vision:

limitedf

Created:

2009-09-09 13:18:36

Modified:

2009-09-09 15:18:36

Source: g = genus, f = family

References: Sanchez Roig 1926, Mikkelsen and Bieler 2008

Age range: base of the Messinian to the top of the Late/Upper Pliocene or 7.24600 to 2.58000 Ma

Collections (4 total)

Time interval	Ma	Country or state	Original ID and collection number
Messinian - Zanclean	7.246 - 3.6	Dominican Republic	Anadara inaequilateralis (75038 75039 75043)
Late/Upper Pliocene	3.6 - 2.58	Jamaica	Anadara inaequilateralis (58522)