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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Lawrenceoceras
Taxonomy
Lawrenceoceras was named by Ulrich et al. (1944) [Sepkoski's age data: O Aren]. Its type is Lawrenceoceras collinsi.
It was assigned to Bassleroceratidae by Ulrich et al. (1944), Crick (1981) and Kröger and Landing (2009).
It was assigned to Bassleroceratidae by Ulrich et al. (1944), Crick (1981) and Kröger and Landing (2009).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Lawrenceoceras Ulrich et al. p. 48 |
| 1981 | Lawrenceoceras Crick p. 227 |
| 2009 | Lawrenceoceras Kröger and Landing |
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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.
G. †Lawrenceoceras Ulrich et al. 1944
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†Lawrenceoceras breve Ulrich et al. 1944
†Lawrenceoceras collinsi Ulrich et al. 1944
†Lawrenceoceras confertissimum Whitfield 1886
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Cassinian or 482.30000 to 470.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cassinian | USA (New York) | L. breve (90082) L. confertissimum (42798) L. confertissimum, L. breve (90194) | |
| Cassinian | USA (Vermont) | L. breve, Cyrtoceras confertissimum (42793) | |
| Cassinian | Canada (Quebec) | L. collinsi (101017) |