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

Sphenodiscus intermedius

Cephalopoda - Ammonitida - Sphenodiscidae

Taxonomy
Sphenodiscus intermedius was named by Böse (1928). It is a 3D body fossil.

Synonymy list
YearName and author
1928Sphenodiscus intermedius Böse pp. 295-296 figs. pl. 15, figs. 1-5

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyAcanthoceratoidea(de Grossouvre 1894)
familySphenodiscidae
genusSphenodiscusMeek 1871
speciesintermedius

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.

show all | hide all
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 2004, Kiessling 2003

Age range: base of the Late/Upper Maastrichtian to the top of the Early/Lower Maastrichtian or 70.60000 to 66.00000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0USA (Texas) Sphenodiscus intermedius (4582 4626)
Early/Lower Maastrichtian70.6 - 66.0Mexico (Nuevo Leon) Sphenodiscus intermedius (88242 88244 88245)
Late/Upper Maastrichtian70.6 - 66.0USA (Texas) Sphenodiscus intermedius (4536)