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Pseudolioceras (Pseudolioceras) lythense

Cephalopoda - Ammonitida - Hildoceratidae

Taxonomy
Ammonites lythensis was named by Young and Bird (1828).

It was recombined as Pseudolioceras lythense by Howarth (1962) and Guex (1972); it was recombined as Pseudolioceras (Pseudolioceras) lythense by Howarth (1992) and Bécaud (2006).

Synonyms
Synonymy list
YearName and author
1828Ammonites subconcavus Young and Bird p. 266 figs. Pl 13, fig 5
1828Ammonites lythensis Young and Bird p. 267
1855Ammonites leptophyllus Simpson
1902Pseudolioceras gradatum Buckman p. 5
1902Pseudolioceras pumilum Buckman p. 5
1904Pseudolioceras dumortieri Buckman p. 158
1911Pseudolioceras whitbiense Buckman figs. Pl 42
1931Pseudolioceras xistense Monestier p. 38 figs. Pl 8, figs 17-19,21-27; pl 9, fig 19
1931Praehaploceras zweiselei Monestier p. 69 figs. Pl 7, figs 10,11,14-21; pl 9, fig 23
1962Pseudolioceras lythense Howarth p. 411
1966Pseudolioceras kedonense Repin
1972Pseudolioceras lythense Guex figs. Pl 5, figs 11, 14
1972Praehaploceras zweiseli Guex p. 628 figs. Pl 5, fig 9; pl 7, fig 3
1975Pseudolioceras spitsbergense Frebold p. 12 figs. Pl 4, figs 6-9
1981Harpoceras kopiki Wierzbowski and Kuliki p. 210 figs. Pl 2, fig 1
1992Pseudolioceras (Pseudolioceras) lythense Howarth p. 145 figs. Pl 25, figs 3-5; pl 26, figs 1-5; pl 27, figs 1-4; text-figs 19E,37A,38
2006Pseudolioceras (Pseudolioceras) lythense Bécaud p. 52 figs. Pl 31, figs 4,6,8

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassAmmonoidea()
RankNameAuthor
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyHildoceratoidea(Hyatt 1867)
familyHildoceratidaeHyatt 1867
subfamilyHarpoceratinaeNeumayr 1875
genusPseudolioceras
subgenusPseudoliocerasBuckman 1889
specieslythense(Young and Bird 1828)

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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Invalid names: Ammonites leptophyllus Simpson 1855 [synonym], Ammonites subconcavus Young and Bird 1828 [synonym], Harpoceras kopiki Wierzbowski and Kuliki 1981 [synonym], Praehaploceras zweiselei Monestier 1931 [synonym], Pseudolioceras dumortieri Buckman 1904 [synonym], Pseudolioceras gradatum Buckman 1902 [synonym], Pseudolioceras kedonense Repin 1966 [synonym], Pseudolioceras pumilum Buckman 1902 [synonym], Pseudolioceras spitsbergense Frebold 1975 [synonym], Pseudolioceras whitbiense Buckman 1911 [synonym], Pseudolioceras xistense Monestier 1931 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height417.410.631.516.69.11
shell diameter434.822.956.033.914.0
shell inflation45.713.507.806.251.80

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 Pliensbachian to the top of the Aalenian or 190.80000 to 170.30000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Pliensbachian190.8 - 182.7Greenland Pseudolioceras dumortieri (162088)
Pliensbachian - Early/Lower Toarcian190.8 - 182.0Russian Federation Pseudolioceras kedonense (129773 129774)
Toarcian182.7 - 174.1Greenland Pseudolioceras dumortieri (162293)
Toarcian182.7 - 174.1Canada (Yukon) Pseudolioceras kedonense (34223)
Bifrons182.0 - 175.6France Praehaploceras zweiseli (170447)
Variabilis182.0 - 175.6France (Deux-Sevrès) Pseudolioceras lythense (147162)
Thouarsense180.1 - 175.6France (Deux-Sevrès) Pseudolioceras lythense (140842)
Aalenian174.1 - 170.3United Kingdom (Yorkshire) Pseudolioceras whitbiense (220496)