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Galaticeras subtriangulare
Taxonomy
Galaticeras subtriangulare was named by Rakús and Guex (2002). It is a 3D body fossil. Its type locality is Djebel Zaghouan, Mines of Djebel Staa, bed 4 (upper), which is in a Jamesoni open shallow subtidal limestone in the Oust Formation of Tunisia.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Galaticeras subtriangulare Rakús and Guex p. 57 figs. Pl 23, fig 2; text-fig 45 |
| 2011 | Galaticeras subtriangulare Meister et al. p. 117.e17 figs. 9.4, 10.1, 10.5 |
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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.
†Galaticeras subtriangulare Rakús and Guex 2002
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 34.4 | 16.0 | 58.0 | 44.0 | 21.4 | |
| shell diameter | 4 | 102.6 | 38.7 | 180.0 | 126.8 | 59.5 | |
| shell inflation | 4 | 29.1 | 12.0 | 49.0 | 42.0 | 19.7 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Pliensbachian or 192.90000 to 184.20000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Jamesoni | Morocco | Galaticeras subtriangulare (148874 148947) | |
| Jamesoni | Tunisia | Galaticeras subtriangulare (type locality: 170522) | |
| Pliensbachian | Morocco | Galaticeras subtriangulare (148937) |