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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pseudolioceras (Pseudolioceras)
Taxonomy
Pseudolioceras (Pseudolioceras) was named by Buckman (1889).
It was assigned to Pseudolioceras by Buckman (1889) and Howarth (2013).
It was assigned to Pseudolioceras by Buckman (1889) and Howarth (2013).
Subtaxa
Pseudolioceras (Pseudolioceras) boulbiense (syn. Ammonites falcodiscus, Ammonites wurttenbergeri, Ammonites lectus, Pseudolioceras fabrei, Ammonites simplex), Pseudolioceras (Pseudolioceras) lythense (syn. Praehaploceras zweiselei, Ammonites leptophyllus, Pseudolioceras dumortieri, Pseudolioceras whitbiense, Pseudolioceras spitsbergense, Pseudolioceras kedonense, Pseudolioceras pumilum, Harpoceras kopiki, Pseudolioceras xistense, Pseudolioceras gradatum, Ammonites subconcavus)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Pseudolioceras (Pseudolioceras) Buckman |
| 2013 | Pseudolioceras (Pseudolioceras) Howarth p. 74 |
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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.
Subg. †Pseudolioceras (Pseudolioceras) Buckman 1889
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†Pseudolioceras (Pseudolioceras) boulbiense Young and Bird 1822
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Invalid names: Ammonites falcodiscus Quenstedt 1885 [synonym], Ammonites lectus Simpson 1843 [synonym], Ammonites simplex Simpson 1855 [synonym], Ammonites wurttenbergeri Denckmann 1887 [synonym], Pseudolioceras fabrei Monestier 1931 [synonym]
†Pseudolioceras (Pseudolioceras) lythense Young and Bird 1828
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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
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 17.4 | 10.6 | 31.5 | 17.5 | 7.91 | |
| shell diameter | 5 | 34.1 | 22.9 | 56.0 | 31.8 | 12.4 | |
| shell inflation | 5 | 5.45 | 3.50 | 7.80 | 6.00 | 1.69 |
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| 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 (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pliensbachian | Greenland | Pseudolioceras dumortieri (162088) | |
| Pliensbachian - Early/Lower Toarcian | Russian Federation | Pseudolioceras kedonense (129773 129774) | |
| Toarcian | Greenland | Pseudolioceras dumortieri (162293) | |
| Toarcian | Canada (Yukon) | Pseudolioceras kedonense (34223) | |
| Toarcian - Aalenian | Canada (Yukon) | Pseudolioceras lectum (34207) | |
| Bifrons | United Kingdom (Yorkshire) | Pseudolioceras lectum (147928) | |
| Bifrons | France | Praehaploceras zweiseli (170447) | |
| Variabilis | France | Pseudolioceras lectum (170461) | |
| Variabilis | France (Deux-Sevrès) | Pseudolioceras boulbiense (147165) Pseudolioceras lythense (147162) | |
| Thouarsense | France (Deux-Sevrès) | Pseudolioceras boulbiense (140857 147167 147168) Pseudolioceras lythense (140842) | |
| Aalenian | United Kingdom (Yorkshire) | Pseudolioceras whitbiense (220496) |