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Excalibosaurus costini
Taxonomy
Excalibosaurus costini was named by Motani (1999). It is not extant. Its type specimen is BRSMG Cc881, a partial skeleton (Skull, forefin, part of pectoral girdle and some vertebrae and ribs). Its type locality is Lilstock, which is in a Sinemurian marine horizon in the United Kingdom.
It was recombined as Eurhinosaurus costini by Maisch and Matzke (2000).
It was recombined as Eurhinosaurus costini by Maisch and Matzke (2000).
Synonymy list
Year | Name and author |
---|---|
1999 | Excalibosaurus costini Motani p. 482 |
2000 | Eurhinosaurus costini Maisch and Matzke p. 73 |
2003 | Excalibosaurus costini McGowan |
2003 | Excalibosaurus costini McGowan and Motani |
2010 | Excalibosaurus costini Maisch |
2013 | Excalibosaurus costini Fischer et al. |
2016 | Excalibosaurus costini Ji et al. p. 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.
†Excalibosaurus costini Motani 1999
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Diagnosis
Reference | Diagnosis | |
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R. Motani 1999 | Overbite moderate; manual digit V without proximal ossifications; notch in radius but not in other leading-edge elements. | |
M. W. Maisch and A. T. Matzke 2000 | "Overbite moderate, mandible exceeding 60% of skull length, forefin moderately long and slender." |
Measurements
No measurements are available
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Source: o = order | |||||
Reference: Kiessling 2004 |
Age range: Sinemurian or 199.30000 to 190.80000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Sinemurian | United Kingdom (Somerset) | Excalibosaurus costini (type locality: 142711 142712) |