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Aspidostoma
Taxonomy
Aspidostoma was named by Hincks (1881) [Sepkoski's age data: K Sn R]. It is extant. It is the type genus of Aspidostomatidae.
It was assigned to Cheilostomata by Sepkoski (2002); and to Aspidostomatidae by Brown (1952), Bassler (1953), Brown (1958), Lee et al. (1997), Gordon and Taylor (1999), Gordon and Taylor (2015), Brezina et al. (2021), Håkansson et al. (2024).
It was assigned to Cheilostomata by Sepkoski (2002); and to Aspidostomatidae by Brown (1952), Bassler (1953), Brown (1958), Lee et al. (1997), Gordon and Taylor (1999), Gordon and Taylor (2015), Brezina et al. (2021), Håkansson et al. (2024).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Aspidostoma Hincks |
| 1952 | Aspidostoma Brown |
| 1953 | Aspidostoma Bassler p. G174 |
| 1958 | Aspidostoma Brown |
| 1997 | Aspidostoma Lee et al. |
| 1999 | Aspidostoma Gordon and Taylor |
| 2002 | Aspidostoma Sepkoski |
| 2015 | Aspidostoma Gordon and Taylor |
| 2021 | Aspidostoma Brezina et al. p. 17 |
| 2024 | Aspidostoma Håkansson et al. p. 38 |
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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. Aspidostoma Hincks 1881
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†Aspidostoma airense Maplestone 1902
†Aspidostoma cavatum Waters 1883
†Aspidostoma cinnabarina Gordon and Taylor 1999
†Aspidostoma clava Gordon and Taylor 2015
†Aspidostoma curvatum Uttley 1949
†Aspidostoma duoavicularia Håkansson et al. 2024
†Aspidostoma enchiridium Håkansson et al. 2024
†Aspidostoma gelasinus Gordon and Taylor 2015
†Aspidostoma gleddeni Håkansson et al. 2024
†Aspidostoma litotes Gordon and Taylor 1999
†Aspidostoma obesum Håkansson et al. 2024
†Aspidostoma onychocelliferum Canu 1911
†Aspidostoma titan Håkansson et al. 2024
†Aspidostoma turricula Brown 1952
†Aspidostoma twinn Gordon and Taylor 2015
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, uc = unranked clade | |||||
| References: Smith et al. 2006, Nesnidal et al. 2013 | |||||
Age range: base of the Early/Lower Maastrichtian to the top of the Middle Miocene or 72.20000 to 11.63000 Ma
Collections (19 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Maastrichtian | Australia (Western Australia) | A. enchiridium (235532) A. obesum (235527) A. sp. (235529) A. sp., A. titan, A. enchiridium, A. gleddeni, A. duoavicularia, A. obesum (235528) A. titan, A. enchiridium, A. duoavicularia, A. obesum (235531) | |
| Danian | Argentina (Río Negro) | A. onychocelliferum (220768) | |
| Thanetian - Ypresian | New Zealand (Chatham Island) | A. litotes, A. cinnabarina (7221) | |
| Early/Lower Eocene | New Zealand (Chatham Island) | A. clava, A. gelasinus, A. twinn (172944) | |
| Priabonian | New Zealand (North Otago) | A. curvatum (172815) | |
| Runangan | New Zealand | A. curvatum, A. turricula (173838 173839) | |
| Oligocene - Miocene | Australia (Victoria) | A. airense (173508 173510 173512) | |
| Miocene - Oligocene | Australia (Victoria) | A. airense (173502 173504) A. cavatum (173525 173528) | |
| Middle Miocene | Australia (Victoria) | A. airensis (166365) |