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Tylonautilus gratiosus

Cephalopoda - Nautilida - Tainoceratidae

Taxonomy
Coelonautilus gratiosus was named by Girty (1909).

It was recombined as Tylonautilus gratiosus by Gordon (1964), Niko and Mapes (2016), Niko and Mapes (2017).

Sister species lacking formal opinion data
T. nodiferus
Entered
by M. Clapham on 2014-06-29

Synonymy list
YearName and author
1909Coelonautilus gratiosus Girty p. 50 figs. Pl 5, figs 1-1b
1964Tylonautilus gratiosus Gordon p. 141 figs. Pl 11, figs 5-12; text-fig 19
2016Tylonautilus gratiosus Niko and Mapes p. 8 fig. 2
2017Tylonautilus gratiosus Niko and Mapes p. 178 figs. 1.1-1.6

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassNautilia(Wade 1988)
orderNautilidaAgassiz 1847
suborderTainoceratinaShimansky 1964
superfamilyTainoceratoidea(Hyatt 1883)
familyTainoceratidaeHyatt 1883
genusTylonautilusPringle and Jackson 1928
speciesgratiosus(Girty 1909)

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.

†Tylonautilus gratiosus Girty 1909
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Diagnosis
No diagnoses are available
Measurements
partNmean
shell height124.0
shell diameter159.0
shell inflation120.5

Composition: aragoniteo
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:35:00
Modified: 2009-09-27 12:10:42
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: base of the Brigantian to the top of the Arnsbergian or 335.90000 to 323.60000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Brigantian335.9 - 330.3USA (Arkansas) Tylonautilus gratiosus (160510 160517)
Pendleian330.3 - 326.9USA (Arkansas) Tylonautilus gratiosus (157822 157995 158022 158035 160544 175860)
Arnsbergian326.9 - 323.6USA (Arkansas) Tylonautilus gratiosus (157841 157988 185022)