PBDB Taxon

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

Nucula planomarginata

Bivalvia - Nuculida - Nuculidae

Taxonomy

Nucula planimarginata was named by Meek and Hayden (1857) [DISTRIBUTION: Campanian; Western Interior.]. It is not a trace fossil.

It was corrected as Nucula planomarginata by Speden (1970).

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. pectinata, N. potomacensis, N. praelongata, N. pulchra, N. rivulana, N. sagittata, N. stachei, N. subtrigona, N. silicea, N. mametschinskensis, N. haidatensis, N. planata, N. aptera, N. waiaotea, N. waiotea, N. eudorae, Nuculana smithvillensis

Synonymy list

Year	Name and author
1857	Nucula planimarginata Meek and Hayden p. 85
1937	Nucula planimarginata Russell and Landes p. 132
1970	Nucula planomarginata Speden p. 31 figs. (Plate 1, figs. 12-18; Plate 2, figs. 1-3

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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	Lamarck 1799
species	planomarginata	(Meek and Hayden 1857)

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 planomarginata Meek and Hayden 1857

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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: Mikkelsen and Bieler 2008, Aberhan et al. 2004

Age range: base of the Campanian to the top of the Danian or 83.60000 to 61.66000 Ma

Collections (12 total)

Time interval	Ma	Country or state	Original ID and collection number
Campanian	83.6 - 72.2	USA (Wyoming)	Nucula planimarginata (1677)
Late/Upper Campanian	83.6 - 72.2	Canada (Alberta)	Nucula planimarginata (82638)
Early/Lower Maastrichtian	72.2 - 66.0	USA (Wyoming)	Nucula planimarginata (1586)
Early/Lower Maastrichtian	72.2 - 66.0	USA (South Dakota)	Nucula planomarginata (53485)
Early/Lower Maastrichtian	72.2 - 66.0	Canada (Saskatachewan)	Nucula planimarginata (234104)
Early/Lower Maastrichtian	72.2 - 66.0	Canada (Alberta)	Nucula planimarginata (82644 82645)
Late/Upper Maastrichtian	72.2 - 66.0	Canada (Alberta)	Nucula planimarginata (82643)
Late/Upper Maastrichtian	72.2 - 66.0	USA (South Dakota)	Nucula planomarginata (88510 88511)
Maastrichtian	72.2 - 66.0	USA (Wyoming)	Nucula planimarginata (1583)
Danian	66.0 - 61.66	Greenland	Nucula planimarginata (177724)