PBDB Taxon

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

Cremnoceramus rotundatus

Bivalvia - Myalinida - Inoceramidae

Taxonomy

Inoceramus rotundatus was named by Fiege (1930).

It was recombined as Cremnoceramus rotundatus by Herm et al. (1979).

Sister species lacking formal opinion data

C. incostans, C. waltersdorfensis

Synonyms

Inoceramus inconstans was named by Woods (1911).

It was synonymized subjectively with Cremnoceramus rotundatus by Herm et al. (1979).
Inoceramus latus was named by Sowerby (1814).

It was synonymized subjectively with Cremnoceramus rotundatus by Herm et al. (1979).

Synonymy list

Year	Name and author
1814	Inoceramus latus Sowerby
1911	Inoceramus inconstans Woods
1930	Inoceramus rotundatus Fiege
1930	Inoceramus inconstans Lombard p. 303
1979	Cremnoceramus rotundatus Herm et al.

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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
—	Ostreioni	Ferussac 1822
—	Myalinata	Paul 1939
order	Myalinida	Paul 1939
superfamily	Inoceramoidea	Giebel 1852
family	Inoceramidae
genus	Cremnoceramus	Heinz 1932
species	rotundatus	(Fiege 1930)

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.

†Cremnoceramus rotundatus Fiege 1930

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Invalid names: Inoceramus inconstans Woods 1911 [synonym], Inoceramus latus Sowerby 1814 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitef

Locomotion:

facultatively mobilesubc

Life habit:

epifaunalsubc

Diet:

suspension feedersubc

Vision:

blindc

Created:

2005-01-28 02:25:20

Modified:

2005-01-28 04:25:20

Source: f = family, subc = subclass, c = class

References: Eaton 1871, Aberhan et al. 2004, Kiessling 2003

Age range: base of the Middle Turonian to the top of the Coniacian or 93.90000 to 85.70000 Ma

Collections (16 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Turonian	93.9 - 89.8	Czechia	Inoceramus inconstans (31184)
Late/Upper Turonian	93.9 - 89.8	Germany	Inoceramus latus (12685) Inoceramus rotundatus (12707 12708 12712)
Middle Turonian	93.9 - 89.8	Germany	Inoceramus latus (12662)
Turonian	93.9 - 89.8	Congo-Brazzaville	Inoceramus inconstans (209625)
Coniacian	89.8 - 85.7	USA (New Mexico)	Inoceramus rotundatus (82245)
Coniacian	89.8 - 85.7	Denmark	Inoceramus rotundatus (70001)
Early/Lower Coniacian	89.8 - 85.7	Austria (Tyrol)	Cremnoceramus rotundatus (161578)
Early/Lower Coniacian	89.8 - 85.7	Brazil	Cremnoceramus rotundatus (140901)
Early/Lower Coniacian	89.8 - 85.7	Germany	Inoceramus rotundatus (12716 12717 12718 12719 12720)