Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Hemicosmorthoceras
Taxonomy
Hemicosmorthoceras was named by Ristedt (1968) [Sepkoski's age data: S Ludl-l Sepkoski's reference number: 524]. It is not extant.
It was assigned to Sphaerorthoceratidae by Kröger (2008).
It was assigned to Sphaerorthoceratidae by Kröger (2008).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1968 | Hemicosmorthoceras Ristedt |
2008 | Hemicosmorthoceras Kröger |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Hemicosmorthoceras Ristedt 1968
show all | hide all
†Hemicosmorthoceras aichae Kröger 2008
†Hemicosmorthoceras dimidiatum Sowerby in Murchinson 1839
†Hemicosmorthoceras laterculum Ristedt 1968
†Hemicosmorthoceras semimbricatum Gnoli 1982
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
Source: o = order, c = class | |||||
References: Kiessling 2004, Aberhan et al. 2004 |
Age range: base of the Gorstian to the top of the Lochkovian or 427.40000 to 410.80000 Ma
Collections (17 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Wenlock - Ludlow | Italy (Sardinia) | H. sp. (26158) | |
Wenlock - Pridoli | Italy (Sardinia) | H. semiannulatum, H. sp., H. serratulum, H. laterculum (26163) | |
Gorstian | Italy (Sardinia) | H. celloni, H. serratulum, H. semimbricatum (26168) | |
Ludfordian | Austria | H. celloni (13908 26200) | |
Ludfordian | Italy (Sardinia) | H. serratulum, H. laterculum (26169) H. sp. (26160) | |
Ludfordian | Morocco | H. semimbricatum (91456) | |
Ludfordian - Helderbergian | Italy (Sardinia) | H. serratulum (26159) | |
Pridoli | Italy (Sardinia) | H. semimbricatum (26170) | |
Pridoli | Morocco | H. semimbricatum (91457) | |
Pridoli | Austria | H. laterculum (13910 14252) | |
Lochkovian | Morocco | H. aichae, H. semimbricatum (91483) H. semimbricatum (91477 91612) | |
Lochkovian | Italy (Sardinia) | H. semimbricatum (26161) |