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Efraasia
Taxonomy
Efraasia was named by Galton (1973). It is not extant.
It was synonymized subjectively with Sellosaurus by Galton (1984), Galton (1985), Galton (1985), Galton (2001), Galton (2001) and Galton and Upchurch (2004).
It was assigned to Anchisauridae by Galton (1973), Galton (1976), Galton and Cluver (1976), Anderson and Cruickshank (1978), Attridge et al. (1985) and Battail (1986); to Sauropodomorpha by Benton (1990) and Yates (2003); and to Sauropodomorpha by Upchurch et al. (2007), Smith and Pol (2007), Yates (2010), Apaldetti et al. (2011), Novas et al. (2011), Otero and Pol (2013) and McPhee et al. (2015).
It was synonymized subjectively with Sellosaurus by Galton (1984), Galton (1985), Galton (1985), Galton (2001), Galton (2001) and Galton and Upchurch (2004).
It was assigned to Anchisauridae by Galton (1973), Galton (1976), Galton and Cluver (1976), Anderson and Cruickshank (1978), Attridge et al. (1985) and Battail (1986); to Sauropodomorpha by Benton (1990) and Yates (2003); and to Sauropodomorpha by Upchurch et al. (2007), Smith and Pol (2007), Yates (2010), Apaldetti et al. (2011), Novas et al. (2011), Otero and Pol (2013) and McPhee et al. (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Efraasia Galton p. 247 |
| 1976 | Efraasia Galton p. 88 |
| 1976 | Efraasia Galton and Cluver p. 137 |
| 1978 | Efraasia Anderson and Cruickshank p. 31 |
| 1985 | Efraasia Attridge et al. p. 128 |
| 1986 | Efraasia Battail p. 48 |
| 1990 | Efraasia Benton p. 23 |
| 2003 | Efraasia Yates p. 328 |
| 2007 | Efraasia Smith and Pol p. 668 fig. 7 |
| 2007 | Efraasia Upchurch et al. p. 62 fig. 3 |
| 2010 | Efraasia Yates p. 750 |
| 2011 | Efraasia Apaldetti et al. p. 16 fig. 13 |
| 2011 | Efraasia Novas et al. p. 341 fig. 4 |
| 2013 | Efraasia Otero and Pol |
| 2015 | Efraasia McPhee et al. p. 19 fig. 12 |
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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. †Efraasia Galton 1973
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†Efraasia minor Huene 1908
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Invalid names: Palaeosaurus diagnosticus Fraas 1912 [synonym], Sellosaurus fraasi Huene 1908 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. M. Yates 2003 | Interbasipterygoid web with a central tubercle and a hypertrophied semilunate-shaped pubic tubercle projecting laterally from the proximal pubis. |
Measurements
No measurements are available
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| Source: subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: Alaunian or 215.56000 to 212.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Norian | Germany (Baden-Württemberg) | Plateosaurus gracilis (13285) | |
| Alaunian | Germany (Baden-Württemberg) | Teratosaurus minor, Sellosaurus fraasi, Thecodontosaurus diagnosticus, E. minor (47800) |