PBDB Taxon

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

Acila (Acila) divaricata

Bivalvia - Nuculida - Nuculidae

Taxonomy

Nucula divaricata was named by Hinds (1843) [DISTRIBUTION: China (Recent). HISTORY: Type species of Acila by subsequent designation (Stolickza, 1871).]. It is extant.

It was recombined as Acila divaricata by Stolickza (1871), Coan et al. (2000) and Squires and Saul (2006); it was recombined as Acila (Acila) divaricata by Huber (2010).

Sister species lacking formal opinion data

A. ashiyaensis, A. elongata, A. minima, A. piura, A. elongata, A. ermani, A. gottschei, A. marujamensis, A. nakazimai, A. picturata

Synonymy list

Year	Name and author
1843	Nucula divaricata Hinds
1871	Acila divaricata Stolickza
2000	Acila divaricata Coan et al. p. 74
2006	Acila divaricata Squires and Saul p. 88
2010	Acila (Acila) divaricata Huber p. 89

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

Rank	Name	Author
subclass	Protobranchia	(Pelseneer 1889)
superorder	Nuculiformii	Dall 1889
order	Nuculida	(Dall 1889)
superfamily	Nuculoidea	(Gray 1824)
family	Nuculidae	Gray 1824
genus	Acila	Adams and Adams 1858
subgenus	Acila	Adams and Adams 1858
species	divaricata	(Hinds 1843)

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.

Acila (Acila) divaricata Hinds 1843

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitef

Entire body:

yesf

Adult length:

1.0 to < 10f

Adult width:

1.0 to < 10f

Adult height:

1.0 to < 10f

Thickness:

thinf

Folds:

nonef

Ribbing:

minorf

Spines:

nonef

Internal reinforcement:

nonef

Ontogeny:

accretionf

Environment:

coastal, inner shelf, outer shelf, oceanicf

Locomotion:

facultatively mobilef

Life habit:

infaunalf

Diet:

deposit feederf

Diet 2:

suspension feederf

Vision:

blindc

Created:

2008-11-15 10:09:53

Modified:

2009-08-18 20:13:53

Source: f = family, c = class

References: Aberhan et al. 2004, Mikkelsen and Bieler 2008

Age range: base of the Late/Upper Miocene to the top of the Piacenzian or 11.60800 to 2.58800 Ma

Collections (3 total)

Time interval	Ma	Country or state	Original ID and collection number
Langhian - Tortonian	15.97 - 7.246	Russian Federation	Acila divaricata (50048)
Late/Upper Miocene	11.608 - 5.333	Russian Federation	Acila divaricata (70567)
Piacenzian	3.6 - 2.588	Japan	Acila divaricata (97077)