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Metaplacenticeras sanctaemonicae

Cephalopoda - Ammonitida - Placenticeratidae

Taxonomy
Placenticeras sanctaemonicae was named by Waring (1917). It is a 3D body fossil. Its type locality is Chico area south of the Santa Monica Mountains (Locality 3 of Waring 1917), which is in a Cretaceous marine sandstone/shale in the Tuna Canyon Formation of California.

It was recombined as Metaplacenticeras sanctaemonicae by Hoots (1931), Anderson (1958).

Synonymy list
YearName and author
1917Placenticeras sanctaemonicae Waring p. 70 figs. Pl. 9, Figs. 20 and 21
1931Metaplacenticeras sanctaemonicae Hoots p. 91
1958Metaplacenticeras sanctaemonicae Anderson p. 255

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyHoplitoidea(Douvillé 1890)
familyPlacenticeratidae
genusMetaplacenticerasSpath 1926
speciessanctaemonicae()

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: Late/Upper Campanian or 83.60000 to 72.20000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Cretaceous100.5 - 66.0USA (California) Metaplacenticeras sanctaemonicae (206274 206278 237458 237459 237460) Placenticeras sanctaemonicae (type locality: 193034)
Late/Upper Campanian83.6 - 72.2USA (California) Metaplacenticeras sanctaemonicae (86811)