PBDB Taxon

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

Nucula cunifrons

Bivalvia - Nuculida - Nuculidae

Taxonomy

Nucula cunifrons was named by Conrad (1860) [m. kosnik taxon no: 392].

It was recombined as Leionucula cuneifrons by Wingard and Sohl (1990); it was corrected as Nucula cuneifrons by Kosnik (2002).

Sister species lacking formal opinion data

N. angusta, N. calliope, N. cipleyensis, N. ciplyensis, N. cochlear, N. dasa, N. defuniak, N. dixoni, N. fritschi, N. guillermensis, N. indica, N. meadinga, N. microconcentrica, N. otamatea, N. percrassa, N. potomacensis, N. praelongata, N. pulchra, N. rivulana, N. sagittata, N. stachei, N. subtrigona, N. silicea, N. mametschinskensis, N. planata, N. aptera, N. waiaotea, N. waiotea, N. eudorae

Synonymy list

Year	Name and author
1860	Nucula cunifrons Conrad
1990	Leionucula cuneifrons Wingard and Sohl p. 2
2002	Nucula cuneifrons Kosnik

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

Rank	Name	Author
—	Eubivalvia
subclass	Protobranchia	(Pelseneer 1889)
superorder	Nuculiformii	Dall 1889
order	Nuculida	(Dall 1889)
superfamily	Nuculoidea	(Gray 1824)
family	Nuculidae	Gray 1824
genus	Nucula	Quenstedt 1930
species	cunifrons	Conrad 1860

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.

†Nucula cunifrons Conrad 1860

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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 Maastrichtian to the top of the Early/Lower Maastrichtian or 70.60000 to 66.00000 Ma

Collections (38 total)

Time interval	Ma	Country or state	Original ID and collection number
Maastrichtian	72.1 - 66.0	USA (Texas)	Leionucula cuneifrons (1393 1394)
Maastrichtian	72.1 - 66.0	USA (Maryland)	Leionucula cuneifrons (1312)
Maastrichtian	72.1 - 66.0	USA (South Carolina)	Leionucula cuneifrons (1310)
Maastrichtian	72.1 - 66.0	USA (Mississippi)	Leionucula cuneifrons (1303)
Maastrichtian	72.1 - 66.0	USA (New Jersey)	Leionucula cuneifrons (1313) Nucula cuneifrons (4380)
Maastrichtian	72.1 - 66.0	USA (Alabama)	Leionucula cuneifrons (1308)
Maastrichtian	72.1 - 66.0	USA (Georgia)	Leionucula cuneifrons (1309)
Early/Lower Maastrichtian	70.6 - 66.0	USA (Georgia)	Nucula cuneifrons (4265 4267 4268 4277 4282 4300 4301 4302 4303 4308 4313 4314 4315 4317 4318 4319)
Early/Lower Maastrichtian	70.6 - 66.0	USA (Alabama)	Nucula cuneifrons (4263 4286)
Late/Upper Maastrichtian	70.6 - 66.0	USA (Mississippi)	Nucula cuneifrons (4127)
Late/Upper Maastrichtian	70.6 - 66.0	USA (South Carolina)	Nucula cuneifrons (4346)
Late/Upper Maastrichtian	70.6 - 66.0	USA (Maryland)	Nucula cuneifrons (4366 4367 4368 4369 4370 4371 4372 4373)
Late/Upper Maastrichtian	70.6 - 66.0	USA (Texas)	Nucula cuneifrons (4435)