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Lioceratoides (Lioceratoides) involutum
Taxonomy
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1996 | Lioceratoides (Lioceratoides) involutum Smith and Tipper p. 69 figs. Pl 26, figs 2-4; Txt fig 39p |
| 2012 | Lioceratoides (Lioceratoides) involutum Caruthers and Smith p. 373 figs. Pl 1, figs 34-36 |
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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.
†Lioceratoides (Lioceratoides) involutum Smith and Tipper 1996
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell diameter | 1 | 54.7 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Late/Upper Pliensbachian to the top of the Pliensbachian or 189.60000 to 182.70000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pliensbachian | Canada (British Columbia) | Lioceratoides involutum (33284) | |
| Late/Upper Pliensbachian | Canada (Yukon) | Lioceratoides involutum (208202 208203) | |
| Late/Upper Pliensbachian | USA (Nevada) | Lioceratoides involutum (208014 208018) | |
| Spinatum | Canada (Yukon) | Lioceratoides involutum (114583 114586) | |
| Spinatum | Canada (British Columbia) | Lioceratoides involutum (33277) | |
| Spinatum | USA (Alaska) | Lioceratoides involutum (132734) | |
| Early/Lower Toarcian | USA (Nevada) | Lioceratoides involutum (208055 208058) |