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Sphaerium formosum

Bivalvia - Sphaeriida - Sphaeriidae

Taxonomy

No taxonomic data are available

Sister species
S. cooperi, S. corneum, S. hartmanni, S. nitidum, S. rivicola, S. stewartensis, S. tasmanicum
Sister species lacking formal opinion data
S. anderssoni, S. angulare, S. beckmani, S. cynodon, S. dayaoense, S. fowleri, S. jeholense, S. planum, S. recticardinale, S. selenginense, S. simile, S. striatinum, S. subellipticum
Entered
by on

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
RankNameAuthor
—EuheterodontaGiribet and Distel 2003
superorderImparidentiaBieler 2014
—NeoheterodonteiTaylor et al. 2007
orderSphaeriida
superfamilySphaerioideaDeshayes 1854
familySphaeriidaeDeshayes 1855
subfamilyPisidiinae(Gray 1857)
genusSphaeriumScopoli 1777
speciesformosum

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Late/Upper Maastrichtian to the top of the Paleocene or 72.20000 to 56.00000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Maastrichtian72.2 - 66.0Canada (Alberta) Sphaerium formosum (14569)
Paleocene66.0 - 56.0Canada (Saskatchewan) Sphaerium formosum (22879)