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Stephopoma
Taxonomy
Stephopoma was named by Mörch (1860). It is extant. It is the type genus of Stephopomatinae.
It was assigned to Stephopomatinae by Bandel and Kowalke (1998) and Bouchet et al. (2005); and to Siliquariidae by Rosenberg et al. (2006).
It was assigned to Stephopomatinae by Bandel and Kowalke (1998) and Bouchet et al. (2005); and to Siliquariidae by Rosenberg et al. (2006).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1860 | Stephopoma Mörch |
| 1926 | Lilax Finlay |
| 1998 | Stephopoma Bandel and Kowalke p. 252 |
| 2002 | Lilax Sepkoski |
| 2005 | Stephopoma Bouchet et al. pp. 162, 249 |
| 2006 | Stephopoma Rosenberg et al. |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Priabonian to the top of the Castlecliffian or 38.00000 to 0.34000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Priabonian | Australia (Western Australia) | Thylacodes actinotus (205816) | |
| Early/Lower Miocene | Australia (Tasmania) | Thylacodes conohelix (72221) | |
| Early/Lower Miocene | Australia (Victoria) | Thylacodes asper, Thylacodes cratericulus (72208) | |
| Langhian | Australia (Victoria) | Thylacodes cratericulus (72207) | |
| Middle Miocene | Australia (Victoria) | Thylacodes cratericulus (72209 72210) | |
| Late/Upper Miocene | Australia (Victoria) | Thylacodes conohelix (72225) | |
| Castlecliffian | New Zealand | S. roseum (89043) |