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Cairanoolithus roussetensis
Taxonomy
Dughioolithus roussetensis was named by Vianey-Liaud et al. (1994). It is considered to be a form taxon. Its type specimen is RSV3-11 (lectotype), an egg, and it is a 3D body fossil. Its type locality is Rousset-Village (RSV), which is in a Maastrichtian terrestrial claystone/sandstone in France.
It was synonymized subjectively with Cairanoolithus dughii by Cousin (2002); it was recombined as Cairanoolithus roussetensis by Vianey-Liaud et al. (2003), Bravo et al. (2005), Suñer et al. (2008), Sellés et al. (2013), Sellés and Galobart (2016).
It was synonymized subjectively with Cairanoolithus dughii by Cousin (2002); it was recombined as Cairanoolithus roussetensis by Vianey-Liaud et al. (2003), Bravo et al. (2005), Suñer et al. (2008), Sellés et al. (2013), Sellés and Galobart (2016).
Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Dughioolithus roussetensis Vianey-Liaud and Crochet p. 240 |
| 1994 | Dughioolithus roussetensis Vianey-Liaud et al. p. 171 |
| 1995 | Dughioolithus roussetensis Khosla and Sahni p. 93 |
| 2003 | Cairanoolithus roussetensis Vianey-Liaud et al. p. 584 fig. 5 |
| 2005 | Cairanoolithus roussetensis Bravo et al. p. 55 |
| 2008 | Cairanoolithus roussetensis Suñer et al. p. 411 |
| 2013 | Cairanoolithus roussetensis Sellés et al. p. 13 |
| 2016 | Cairanoolithus roussetensis Sellés and Galobart p. 588 |
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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.
†Cairanoolithus roussetensis Vianey-Liaud et al. 1994
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. G. Sellés and À. Galobart 2016 | Cairanoolithus egg diagnosed by the following combination of characters: outer surface with sagenotuberculate pattern; shell thickness ranging from 1.11 to 1.77 mm; partially fused broad columnar-shaped shell units (H/W ratio of 1.5:1); angusticanaliculate pore system, sometimes prolatocanaliculate pore type; pore openings frequently surrounding nodes; relatively large spherulites (120 – 160 mm in diameter, average of 140 mm). |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Marsh 1875 | |||||
Age range: Maastrichtian or 72.20000 to 66.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Maastrichtian | Spain (Cataluña) | Cairanoolithus roussetensis (183157) Cairanoolithus sp. (115193) | |
| Early/Lower Maastrichtian | France (Languedoc-Roussillon) | Dughioolithus roussetensis (70285) | |
| Early/Lower Maastrichtian | France (Hérault) | Dughioolithus sp. (65391) | |
| Early/Lower Maastrichtian | France (Provence-Alpes-Côte d'Azur) | Dughioolithus roussetensis (65348) | |
| Maastrichtian | France (Languedoc-Roussillon) | Dinosauria indet. (59766) | |
| Maastrichtian | France (Provence-Alpes-Côte d'Azur) | Dughioolithus roussetensis (type locality: 65390) |