| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cardioceras (Maltoniceras)
Taxonomy
Maltoniceras was named as a genus. It is not extant. Its type is Ammonites maltonensis.
It was reranked as Cardioceras (Maltoniceras) by Schlegelmilch (1994).
It was assigned to Cardioceratinae by Arkell et al. (1957); to Cardioceras by Schlegelmilch (1994); and to Ammonoidea by Sepkoski (2002).
It was reranked as Cardioceras (Maltoniceras) by Schlegelmilch (1994).
It was assigned to Cardioceratinae by Arkell et al. (1957); to Cardioceras by Schlegelmilch (1994); and to Ammonoidea by Sepkoski (2002).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Maltoniceras Arkell et al. p. 306 |
| 1994 | Cardioceras (Maltoniceras) Schlegelmilch p. 28 |
| 2002 | Maltoniceras Sepkoski |
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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. †Cardioceras (Maltoniceras)
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†Cardioceras (Maltoniceras) highworthense Arkell 1941
†Cardioceras (Maltoniceras) kostromense Nikitin 1884
†Cardioceras (Maltoniceras) maltonense Young and Bird 1822
†Cardioceras (Maltoniceras) schellwieni Boden 1911
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Middle Oxfordian to the top of the Oxfordian or 161.20000 to 157.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Oxfordian | United Kingdom (Scotland) | Cardioceras sp. (163721) | |
| Early/Lower Oxfordian | France | Cardioceras kokeni (12285 12286) | |
| Middle Oxfordian | Russian Federation | Cardioceras kokeni (58826) | |
| Middle Oxfordian | France | Cardioceras maltonense (12291) Cardioceras schellwieni (163585 163587) |