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Drusilasaura
Taxonomy
Drusilasaura was named by Navarrete et al. (2011). Its type is Drusilasaura deseadensis.
It was assigned to Lithostrotia by González Riga and Ortiz David (2014); and to Lognkosauria by Navarrete et al. (2011), Carballido et al. (2017), González Riga et al. (2018).
It was assigned to Lithostrotia by González Riga and Ortiz David (2014); and to Lognkosauria by Navarrete et al. (2011), Carballido et al. (2017), González Riga et al. (2018).
Species
D. deseadensis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2011 | Drusilasaura Navarrete et al. p. 3 |
| 2014 | Drusilasaura González Riga and Ortiz David |
| 2017 | Drusilasaura Carballido et al. |
| 2018 | Drusilasaura González Riga 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.
G. †Drusilasaura Navarrete et al. 2011
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†Drusilasaura deseadensis Navarrete et al. 2011
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. Navarrete et al. 2011 | Large sized titanosaurid characterized for the following associated characters: (i) occurrence in the anterior dorsal vertebrae, of two robust spinodiapophyseal laminae, one anterior and other posterior, which delimit an elongate and deep supradiapophyseal cavity; (ii) presence in the anterior dorsal vertebra of a small circumneural lamina surrounding the neural canal in posterior view; (iii) the last sacral vertebra with postspinal lamina expanded toward the neural spine apex; (iv) prespinal laminae, at least until 5º? caudal vertebra, expanded toward the neural spine apex; (v) existence in the anterior caudal vertebrae of tuberopostzygapophyseal laminae; (vi) presence of ventral foramina, at least until the 4º? caudal vertebrae; and (vii) prezygapophyseal tuberosity jointed the prespinal lamina until the 4º? caudal vertebrae. |
Measurements
No measurements are available
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| Source: infrao = infraorder | |||||
| References: Kiessling 2004, Marsh 1875 | |||||
Age range: base of the Late/Upper Cenomanian to the top of the Middle Turonian or 100.50000 to 89.80000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian - Middle Turonian | Argentina (Santa Cruz) | D. deseadensis (109015) |