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Gemmellaroceras subtilicostatum
Taxonomy
Gemmellaroceras subtilicostatum 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 | Gemmellaroceras subtilicostatum Rakús and Guex p. 120 figs. Pl 32, fig 16; text-fig 97 |
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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.
†Gemmellaroceras subtilicostatum Rakús and Guex 2002
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 3.75 | 2.20 | 5.50 | 4.40 | 1.42 | |
| shell diameter | 5 | 10.7 | 6.60 | 15.5 | 11.8 | 4.04 | |
| shell inflation | 5 | 3.75 | 1.80 | 6.00 | 4.80 | 1.99 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||