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Pteraspidomorphes
Taxonomy
Pteraspidomorphes is an order. It is not extant.
It was assigned to Pteraspidomorphi by Sepkoski (2002).
It was assigned to Pteraspidomorphi by Sepkoski (2002).
Subtaxa
Alainaspis, Allocryptaspis, Anatolepsis, Archodus, Asketaspis, Aspidosteus, Athenaegis, Clydonaspis, Corveolepis, Dyreaspis, Empedaspis, Ennosviaspis, Grumantaspis, Gunaspis, Homaspidella, Irregulariaspis, Karelosteus, Kiangsuaspis, Liliaspis, Listraspis, Nahanniaspis, Obliaspis, Palaeodus, Pelaspis, Pilolepsis, Pionaspis, Poriferaspis, Pycnaspis, Sanidaspis, Schizosteus, Seretaspis, Steinaspis, Strophisterus, Tareyaspis, Yoglinia
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Pteraspidomorphes 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.
Or. †Pteraspidomorphes
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G. †Alainaspis
G. †Allocryptaspis
G. †Anatolepsis
G. †Archodus
G. †Asketaspis
G. †Aspidosteus
G. †Clydonaspis
G. †Corveolepis
G. †Dyreaspis
G. †Empedaspis
G. †Ennosviaspis
G. †Grumantaspis
G. †Gunaspis
G. †Homaspidella
G. †Irregulariaspis
G. †Karelosteus
G. †Kiangsuaspis
G. †Liliaspis
G. †Listraspis
G. †Nahanniaspis
G. †Obliaspis Obruchev 1964
G. †Palaeodus
G. †Pelaspis
G. †Pilolepsis
G. †Pionaspis
G. †Poriferaspis
G. †Sanidaspis
G. †Schizosteus Obruchev 1940
G. †Seretaspis
G. †Steinaspis
G. †Strophisterus
G. †Tareyaspis
G. †Yoglinia
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Llandovery to the top of the Eifelian or 443.40000 to 387.70000 Ma
Collections (22 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery | Canada (Northwest Territories) | Athenaegis chattertoni (90310) | |
| Wenlock | China (Jiangsu) | Kiangsuaspis nankingensis (27751) | |
| Homerian | Canada (Northwest Territories) | Pilolepsis margaritifera (497) | |
| Ludlow | Canada (Nunavut) | Pteraspidomorphes indet. (26883) | |
| Lochkovian | Russian Federation | Corveolepis elgae (90329) Corveolepis graticulata (90330) Steinaspis sp. (26989) Tareyaspis venusta (26668) | |
| Lochkovian - Pragian | USA (Ohio) | Allocryptaspis sp. (26874) | |
| Emsian | Belarus (Gormel) | Schizosteus sp. (232955) | |
| Emsian | USA (Wyoming) | Allocryptaspis ellipticus, Allocryptaspis flabelliformis (26176) | |
| Late/Upper Emsian - Eifelian | Latvia | Schizosteus sp. (226510) | |
| Eifelian | Belarus (Vitebsk) | Schizosteus sp. (232958) | |
| Eifelian | Russian Federation | Schizosteus heterolepis (90332) | |
| Eifelian | Latvia | Schizosteus striatus (225795 225796 225797) | |
| Eifelian | Estonia | Schizosteus heterolepis (225791) Schizosteus striatus (225793) | |
| Early/Lower Givetian | Belarus | Schizosteus striatus (225886) | |
| Early/Lower Givetian | Latvia | Schizosteus striatus (225802 225850) |