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Ptychoceras laeve

Cephalopoda - Ammonitida - Ptychoceratidae

Taxonomy
Diptychoceras laevis was named by Gabb (1869). It is a 3D body fossil. Its type locality is Cottonwood Creek, which is in an Albian marine claystone in the Budden Canyon Formation of California.

It was corrected as Diptychoceras laeve by Anderson (1938); it was recombined as Ptychoceras laeve by Imlay (1960).

Sister species lacking formal opinion data
P. puzosi

Synonymy list
YearName and author
1869Diptychoceras laevis Gabb p. 144 figs. pl. 25, figs. 21, 21a, b
1938Diptychoceras laeve Anderson pp. 218 - 219
1960Ptychoceras laeve Imlay p. 100

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAncyloceratinaWiedmann 1966
superfamilyAncyloceratoidea(Gill 1871)
familyPtychoceratidaeMeek 1876
genusPtychocerasd'Orbigny 1842
specieslaeve()

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.

†Ptychoceras laeve Gabb 1869
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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: base of the Late/Upper Aptian to the top of the Early/Lower Albian or 119.57000 to 110.10000 Ma

Collections (32 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Aptian119.57 - 113.2USA (California) Diptychoceras laeve (216323 216327 216330 216331 216341 216342 216351 216352 216353 216355 216356 216358)
Late/Upper Aptian - Early/Lower Albian119.57 - 110.1USA (California) Diptychoceras laeve (216370)
Early/Lower Albian113.2 - 110.1France Ptychoceras laeve (56561)
Early/Lower Albian113.2 - 110.1USA (California) Diptychoceras laeve (216368) Diptychoceras laevis (type locality: 122334)
Early/Lower Albian113.2 - 110.1USA (Alaska) Ptychoceras laeve (38478 38501 38502 38503 38504 38505 38506 38507 38508 38509 38510 38511 38517 88058 88626)
Albian113.2 - 100.5USA (California) Diptychoceras laeve (225529)