PBDB Taxon

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

Yoldia (Cnesterium) ermanensis

Bivalvia - Nuculanida - Yoldiidae

Taxonomy

Yoldia (Cnesterium) ermanensis was named by Gladenkov (1976) [DISTRIBUTION: Cenozoic; North Pacific.]. It is not a trace fossil.

Sister species lacking formal opinion data

Y. breweri, Y. clallamensis, Y. emersoni, Y. frater, Y. leurovata, Y. longa, Y. multiconcentrica, Y. oblongoides, Y. palachei, Y. praeposneri, Y. scitula, Y. septariana, Y. sobrina, Y. soror, Y. subacuta, Y. franciscoi, Y. siliqua, Y. caudata, Y. kovatschensis, Y. posneri

Synonymy list

Year	Name and author
1976	Yoldia (Cnesterium) ermanensis Gladenkov p. 28 figs. pl. 9, fig. 12
2001	Yoldia (Cnesterium) ermanensis Kafanov et al.

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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	Nuculaniformii	Carter et al. 2000
order	Nuculanida	(Carter et al. 2000)
superfamily	Nuculanoidea	Adams and Adams 1858
family	Yoldiidae	Habe 1977
genus	Yoldia	Möller 1842
subgenus	Cnesterium	(Dall 1898)
species	ermanensis	Gladenkov 1976

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.

†Yoldia (Cnesterium) ermanensis Gladenkov 1976

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitef

Adult length:

10 to < 100f

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:

inner shelf, outer shelf, oceanicf

Locomotion:

facultatively mobileg

Life habit:

infaunalg

Diet:

deposit feederg

Vision:

blindc

Created:

2009-09-09 13:24:31

Modified:

2009-09-09 15:24:41

Source: g = genus, f = family, c = class

References: Sanchez Roig 1926, Mikkelsen and Bieler 2008, Aberhan et al. 2004

Age range: base of the Tortonian to the top of the Messinian or 11.62000 to 5.33300 Ma

Collections: one only

Time interval	Ma	Country or state	Original ID and collection number
Tortonian - Messinian	11.62 - 5.333	Russian Federation	Yoldia ermanensis (49977)